question stringlengths 19 1.79k | answer listlengths 1 1 | qid stringlengths 11 36 | image listlengths 1 32 | is_video bool 2
classes | __index_level_0__ int64 0 10.7k |
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Question:A light source device located on point A produces an incident light which is reflected by a mirror with the configuration as shown in the following Figure.An object which is located on the point B is aimed to be a target of the reflected light. If the horizontal distance of the object in the point B to the mir... | [
"\\boxed{B}"
] | b13c31c4-307c-4822-a758-34430584ffed | [
"images/b13c31c4-307c-4822-a758-34430584ffed-0.png"
] | null | 1,137 |
Question: In a muscle in the upper arm of a human, blood runs through arteries, capillary vessels and veins. The picture shows the total area of a cross section of one of these arteries (a), the subsequent capillary vessels (c) and the corresponding returning veins (v).
X = direction of the blood flow
Y = total area ... | [
"\\boxed{D}"
] | deab7301-8d3a-4b3c-ab77-744d89f0a0de | [
"images/deab7301-8d3a-4b3c-ab77-744d89f0a0de-0.png"
] | null | 1,138 |
Question: A constant amount of heat is added per second to a certain amount of solid paraffin (see Figure 3).The graph in Figure 4 displays the temperature (T) of the paraffin as a function of time (t).
Consider the following two statements regarding the change in the temperature of the paraffin.
I. The specific hea... | [
"\\boxed{B}"
] | f22116f5-b036-4fdd-ad38-bf2f2d50a72d | [
"images/f22116f5-b036-4fdd-ad38-bf2f2d50a72d-0.png"
] | null | 1,139 |
Question: A beam of light in air hits a block of three layers of different transparent materials stacked on top of each other as shown in the figure. The thickness of each layer is 10.0 cm.The index of refraction of the layers are: n1 = 2.40, n2 = 2.00 and n3 = 1.50. If the incident angle of the light is 75.0°, find ho... | [
"\\boxed{C}"
] | e2cb2ff4-4f55-4151-bce6-a3b8b1ed6156 | [
"images/e2cb2ff4-4f55-4151-bce6-a3b8b1ed6156-0.png"
] | null | 1,140 |
Question: A small, 4.00g plastic ball of electric charge +3.00?C is suspended by a 20.0cm long string in a uniform electric field as shown in the figure. If the ball is in equilibrium when the string makes an angle θ with the vertical, what is the linear displacement of the ball between the position at which θ equals z... | [
"\\boxed{C}"
] | 208f1404-f2c1-43bf-9c27-f8affb5f899a | [
"images/208f1404-f2c1-43bf-9c27-f8affb5f899a-0.png"
] | null | 1,141 |
Question: The results below show the effects that fragmentation of forests has on trees. In Study A, the percentage of dead and dying trees of different sizes was estimated in the interior and at the edges of the forest fragments. The percentage increase of dead and dying trees at the edge was compared to that at the ... | [
"\\boxed{D}"
] | 92c55650-b97c-4894-8a9c-115592c66d95 | [
"images/92c55650-b97c-4894-8a9c-115592c66d95-0.png"
] | null | 1,142 |
Question: A light beam is travelling from vertically infinite region 1 to vertically infinite region 4 (refer to figure). The refractive indexes in regions 1, 2, 3, 4 are 1.62, 1.60, 1.55, and 1.50, respectively. The sin of angle of incidence 胃 for which the beam just misses entering region 4 is
Choices:
A. 1.50/1.55
... | [
"\\boxed{B}"
] | 53e300ab-e4ac-4606-b06e-77274223cfe6 | [
"images/53e300ab-e4ac-4606-b06e-77274223cfe6-0.png"
] | null | 1,143 |
Question:Paramecium lives in pond water that is hypotonic to its cellular contents. However, paramedium does not burst due to excess water uptake because of its contractile vacuole.The vacuole collects fluids from a system of canals present in the cytoplasm. When full the vacuole and canals contract, expelling fluid fr... | [
"\\boxed{A}"
] | 14c0ad8a-d0e1-4181-9afe-f35827f4497c | [
"images/14c0ad8a-d0e1-4181-9afe-f35827f4497c-0.png"
] | null | 1,144 |
Question: In 1881, a scientist named Engelmann mounted a filamentous green alga, Spirogyra, on a slide and placed some motile bacteria in a nutrient medium around the algal filament. Heilluminated the algal filament with a light spectrum (400-700nm) obtained using a prism and viewed
the slide under a microscope. Base... | [
"\\boxed{B}"
] | be0ec601-c90c-4516-a6c5-a0063edf6d43 | [
"images/be0ec601-c90c-4516-a6c5-a0063edf6d43-0.png"
] | null | 1,145 |
Question: In the following circuit, the current through the resistor R1 (=2 惟) is
Choices:
A. 0.5A
B. 1.0A
C. 1.8A
D. 2.0A | [
"\\boxed{B}"
] | 230507c9-e2cd-45a9-ac7c-81896aeb11aa | [
"images/230507c9-e2cd-45a9-ac7c-81896aeb11aa-0.png"
] | null | 1,146 |
Question: Carlos wants to test the shutter speed of his camera. For this he released a very small sphere from rest in front of the zero mark of a ruler. In the image he sees a streak between 4.0 cm and 9.0 cm. What is the duration for open shutter?
Choices:
A. 0.025s
B. 0.045s
C. 0.075s
D. 0.095s | [
"\\boxed{B}"
] | 2ae852ec-b8e5-4662-ab2d-9f2544ab324b | [
"images/2ae852ec-b8e5-4662-ab2d-9f2544ab324b-0.png"
] | null | 1,147 |
Question: Half of a cylindrical pipette of length 20 cm is immersed in mercury. Its upper end is covered with a finger and after withdrawing from the mercury, part of the mercury comes out of the pipette. What is the height of the column of mercury remaining in the pipette? The atmospheric pressure equals 760 mmHg. Neg... | [
"\\boxed{C}"
] | 5e5f8168-da20-44c5-a34b-9aaba45e504a | [
"images/5e5f8168-da20-44c5-a34b-9aaba45e504a-0.png"
] | null | 1,148 |
Question: Two mirrors I and II are perpendicular. Gabriel is in front of the mirror I. What image does Gabriel see of himself in mirror II, coming from the reflection from mirror I?
Choices:
A. A
B. B
C. C
D. D | [
"\\boxed{C}"
] | c5b8da77-7b1b-47be-9765-4cb46a14c14f | [
"images/c5b8da77-7b1b-47be-9765-4cb46a14c14f-0.png"
] | null | 1,149 |
Question: A smartphone can be used as an acoustic stopwatch. It measures the time interval between two consecutive sound events captured by its microphone. The timing starts when the first sound pulse reaches the microphone and stops when the second sound pulse is detected. In an experiment aimed at measuring the spee... | [
"\\boxed{D}"
] | 2f916ded-b3f9-4b6e-9ea1-b3e17f2b2ee0 | [
"images/2f916ded-b3f9-4b6e-9ea1-b3e17f2b2ee0-0.png"
] | null | 1,150 |
Question: According to their development, type of flower, and the number of ovaries, fruits are classified into 3 types: 1. simple fruit, which develops from a solitary flower with a single carpel or serveral fused carpels; 2. aggregate fruit, which develops from a solitary flower with more than one separate carpel, ea... | [
"\\boxed{B}"
] | 9947207a-d4e4-4223-b96f-70b45231d6ed | [
"images/9947207a-d4e4-4223-b96f-70b45231d6ed-0.png"
] | null | 1,151 |
Question: A bullet of mass \( m \) is shot into a stationary block of mass \( M \). The block rests on a frictionless floor and is attached to a massless spring with a spring constant \( k \). The bullet embeds itself in the block upon impact. Subsequently, the combined mass compresses the spring to a maximum displacem... | [
"\\boxed{A}"
] | bdd8cfa8-d823-4692-95e8-c85bda0fc73e | [
"images/bdd8cfa8-d823-4692-95e8-c85bda0fc73e-0.png"
] | null | 1,152 |
Question: When placed in a liquid of density \( \rho_A \), a sphere sinks and displaces a volume \( V_A \) of liquid, as shown in the figure.
When placed in a liquid of density \( \rho_B \), the same sphere floats with half of its volume appearing over the surface of the liquid.
When placed in a liquid of density \( \r... | [
"\\boxed{C}"
] | 9abde89d-901c-4489-9d02-325fc9eaeabb | [
"images/9abde89d-901c-4489-9d02-325fc9eaeabb-0.png"
] | null | 1,153 |
Question:Identify the diagram that shows the incorrect direction of the induced current I in the conducting loop. In all the figures, the conducting loops are in the y-z plane and the currents are in the counter-clockwise direction when viewed from the positive x-axis.
Choices:
A. A
B. B
C. C
D. D | [
"\\boxed{B}"
] | 4cdc0926-ce93-4ec6-83d0-ff44200ccdfd | [
"images/4cdc0926-ce93-4ec6-83d0-ff44200ccdfd-0.png"
] | null | 1,154 |
Question: The rectangular pool measuring 4.30 meters in width and 5.00 meters in depth is filled with
water to the top. As shown in the figure, the 4.30-meter side aligns with the East-West
direction. The pool is situated near the equator, where the Sun is directly overhead at noon.
At approximately what time will t... | [
"\\boxed{C}"
] | f238393d-1f18-42ad-96c6-35be7ca2e460 | [
"images/f238393d-1f18-42ad-96c6-35be7ca2e460-0.png"
] | null | 1,155 |
Question: An insulated container holds 200 grams of solid thermoplastic. Heat is supplied to the thermoplastic at a constant rate of 400 J/s for 180 s. The temperature of the thermoplastic is measured and recorded, and the results are presented in the graph below.
Consider the following statements:
I. The specific heat... | [
"\\boxed{A}"
] | cca48216-6550-400d-a690-886305a61f8a | [
"images/cca48216-6550-400d-a690-886305a61f8a-0.png"
] | null | 1,156 |
Question: Let \( D \) be a bounded region in the second quadrant, and suppose \( 0 < y < 1 \). Then, \( I_1 = \iint_D yx^3 \, d\sigma \), \( I_2 = \iint_D y^2 x^3 \, d\sigma \), \( I_3 = \iint_D y^{1/2} x^3 \, d\sigma \). The correct order of magnitude among \( I_1, I_2, I_3 \) is
Choices:
A. \( I_1 \leq I_2 \leq I_3 ... | [
"\\boxed{D}"
] | 39357cda-dfc2-415c-967f-1721017ad0dd | [
"images/39357cda-dfc2-415c-967f-1721017ad0dd-0.png"
] | null | 1,157 |
Question: Find the volume of the region enclosed by two perpendicular cylinders with base radius \( R \). | [
"\\boxed{\\frac{16}{3}R^3}"
] | 0ee66e9c-be0b-4e4e-98df-2b465bac659d | [
"images/0ee66e9c-be0b-4e4e-98df-2b465bac659d-0.png"
] | null | 1,158 |
Question: Compute the triple integral:\[\iiint_{\Omega} z^2 \, dx \, dy \, dz\],where \( \Omega \) is the region bounded by the ellipsoid:\[\frac{x^2}{a^2} + \frac{y^2}{b^2} + \frac{z^2}{c^2} \leq 1.\] | [
"\\boxed{\\frac{4}{15}\\pi abc^3}"
] | ff628048-1673-4b38-9747-ebef7affca38 | [
"images/ff628048-1673-4b38-9747-ebef7affca38-0.png"
] | null | 1,159 |
Question: Compute the triple integral:\[\iiint_{\Omega} z \sqrt{x^2 + y^2} \,dx\,dy\,dz\]where \( \Omega \) is the region bounded by the cylindrical surface:\[x^2 + y^2 = 2x\]and the planes:\[z = 0, \quad z = a \quad (a > 0), \quad y = 0.\]This region forms a semi-cylindrical solid. | [
"\\boxed{\\frac{8}{9} a^2}"
] | 57ba1e29-45ad-4f29-8de3-a1375f8269fc | [
"images/57ba1e29-45ad-4f29-8de3-a1375f8269fc-0.png"
] | null | 1,160 |
Question: Compute the triple integral:\[\iiint_{\Omega} \frac{dx\,dy\,dz}{1 + x^2 + y^2}\]where \( \Omega \) is the region bounded by the paraboloid:\[x^2 + y^2 = 4z\]and the plane:\[z = h, \quad (h > 0).\] | [
"\\boxed{\\frac{\\pi}{4} \\left[ (1 + 4h) \\ln(1 + 4h) - 4h \\right]}"
] | 4e1b0050-356f-446a-bd48-27047e8c2e59 | [
"images/4e1b0050-356f-446a-bd48-27047e8c2e59-0.png"
] | null | 1,161 |
Question: Calculate the volume \( V \) of the solid enclosed by the surfaces \( S_1 \) and \( S_2 \), where:\[S_1: z = x^2 + y^2 + 1\]\[S_2: z = x^2 + y^2\] | [
"\\boxed{\\frac{1}{2} \\pi}"
] | bd7df0a9-eaf2-4a3f-b525-1e72fbb43b85 | [
"images/bd7df0a9-eaf2-4a3f-b525-1e72fbb43b85-0.png"
] | null | 1,162 |
Question: Find the centroid of the uniform thin lamina located between the two circles:\[r = 2 \sin\theta\]\[r = 4 \sin\theta\] | [
"\\boxed{(0,\\frac{7}{3})}"
] | e1eab90d-de11-4a7a-81ca-0840c2f9c6d0 | [
"images/e1eab90d-de11-4a7a-81ca-0840c2f9c6d0-0.png"
] | null | 1,163 |
Question: Compute the surface integral \[\iint_{\Sigma} \frac{dS}{z},\]where \( \Sigma \) is the top cap of the sphere \( x^2 + y^2 + z^2 = a^2 \) cut by the plane \( z = h \) with \( 0 < h < a \). | [
"\\boxed{2\\pi a \\ln \\frac{a}{h}}"
] | 79753582-064e-4e23-880d-c31aca4e45e9 | [
"images/79753582-064e-4e23-880d-c31aca4e45e9-0.png"
] | null | 1,164 |
Question: The electric field generated by a point charge with charge \( q \) at the origin is given by\[\mathbf{E} = \frac{q}{r^3} \mathbf{r} = \frac{q}{r^3} (x, y, z), \quad \left( r = \sqrt{x^2 + y^2 + z^2} \right)\]Find the electric flux \( \Phi \) of \( \mathbf{E} \) through the outer side of the spherical surface ... | [
"\\boxed{4\\pi q}"
] | 653c6254-e398-4269-b35f-265f9acf6c41 | [
"images/653c6254-e398-4269-b35f-265f9acf6c41-0.png"
] | null | 1,165 |
Question: Find the flux of the vector field \[\mathbf{A} = yz \mathbf{j} + z^2 \mathbf{k}\]through the surface \( \Sigma \) oriented outward in the upper direction, where \( \Sigma \) consists of the cylindrical surface \( y^2 + z^2 = 1 \) (\( z \geq 0 \)) truncated by the planes \( x = 0 \) and \( x = 1 \), forming a ... | [
"\\boxed{2}"
] | e69963d8-8834-4947-99fd-bf3758f7aa92 | [
"images/e69963d8-8834-4947-99fd-bf3758f7aa92-0.png"
] | null | 1,166 |
Question: The curve \( \Gamma \) is the intersection of the cylinder \( x^2 + y^2 = 2y \) and the plane \( y = z \). When viewed from the positive \( z \)-axis, the orientation is clockwise. Compute\[I = \oint_{\Gamma} y^2 \,dx + xy \,dy + xz \,dz.\] | [
"\\boxed{0}"
] | 1f195842-1e18-4d49-bd97-93967e2e6cdf | [
"images/1f195842-1e18-4d49-bd97-93967e2e6cdf-0.png"
] | null | 1,167 |
Question: The region \( \Omega \) is enclosed by the surfaces\[x^2 + y^2 = az \quad \text{and} \quad z = 2a - \sqrt{x^2 + y^2}, \quad (a > 0).\]Find the volume \( V \) of \( \Omega \). | [
"\\boxed{\\frac{5}{6} \\pi a^3}"
] | 82f21057-a95d-4820-ba3d-6945e36e287e | [
"images/82f21057-a95d-4820-ba3d-6945e36e287e-0.png"
] | null | 1,168 |
Question: Compute the line integral\[I = \int_{\Gamma} (x^2 + y + z^2) \, ds,\]where \( \Gamma \) is the curve given by the intersection of the sphere and the plane:\[\begin{cases}x^2 + y^2 + z^2 = a^2, \\x + y + z = 0.\end{cases}\] | [
"\\boxed{\\frac{4}{3} \\pi a^3}"
] | 0026279d-e01f-4466-bad6-1a840b8f56da | [
"images/0026279d-e01f-4466-bad6-1a840b8f56da-0.png"
] | null | 1,169 |
Question: Let \( L \) be the intersection of the plane\[x + y + z = 2\]and the cylindrical surface\[|x| + |y| = 1.\]Viewed from the positive \( z \)-axis, \( L \) is oriented counterclockwise. Compute the line integral\[I = \oint_L (y^2 - z^2) \, dx + (2z^2 - x^2) \, dy + (3x^2 - y^2) \, dz.\] | [
"\\boxed{-24}"
] | af7c62a3-c9eb-4453-9c94-63e3cc5587cb | [
"images/af7c62a3-c9eb-4453-9c94-63e3cc5587cb-0.png"
] | null | 1,170 |
Question: A clique in a simple undirected graph is a complete subgraph that is not contained in any larger complete subgraph. Please indicate the number of cliques in the graph given below. | [
"\\boxed{10}"
] | bde08bbf-996b-404d-8320-2fdc8dc2b764 | [
"images/bde08bbf-996b-404d-8320-2fdc8dc2b764-0.png"
] | null | 1,171 |
Question: find the chromatic number of the given graph. | [
"\\boxed{4}"
] | 90aeb912-f4d9-4278-80b4-38aaa7c62441 | [
"images/90aeb912-f4d9-4278-80b4-38aaa7c62441-0.png"
] | null | 1,172 |
Question: determine whether the given graph is planar
Choices:
A. Yes B. No | [
"\\boxed{B}"
] | 21bb3dbe-08aa-4830-993d-18ae84a398f0 | [
"images/21bb3dbe-08aa-4830-993d-18ae84a398f0-0.png"
] | null | 1,173 |
Question: determine whether the given graph is planar
Choices:
A. Yes B. No | [
"\\boxed{B}"
] | df99a047-b8ef-4654-955a-d942e874a725 | [
"images/df99a047-b8ef-4654-955a-d942e874a725-0.png"
] | null | 1,174 |
Question: determine whether the given graph is planar
Choices:
A. Yes B. No | [
"\\boxed{A}"
] | 585d7cb9-45e3-4ba5-9636-7f8df13eb8e3 | [
"images/585d7cb9-45e3-4ba5-9636-7f8df13eb8e3-0.png"
] | null | 1,175 |
Question: determine whether the given graph is planar
Choices:
A. Yes B. No | [
"\\boxed{A}"
] | e4ba9712-2ae7-4070-ad97-0483b9481606 | [
"images/e4ba9712-2ae7-4070-ad97-0483b9481606-0.png"
] | null | 1,176 |
Question: determine whether the given graph has a Hamilton circuit.
Choices:
A. Yes B. No | [
"\\boxed{B}"
] | 4347acd8-18ac-414e-95a3-921d915072e2 | [
"images/4347acd8-18ac-414e-95a3-921d915072e2-0.png"
] | null | 1,177 |
Question: What are the codes for k if the coding scheme is represented by this tree? | [
"\\boxed{1100}"
] | 2cd364cc-6361-43e1-b502-b33aa7208e8d | [
"images/2cd364cc-6361-43e1-b502-b33aa7208e8d-0.png"
] | null | 1,178 |
Question: Bias impacts the validity and reliability of findings, leading to misinterpretation of data. Which of the images above (A - D) is representative of research methods that do not hit the heart of the research aim, but repeated attempts get almost the same (but wrong) results?
Choices:
A. A
B. B
C. C
D. D | [
"\\boxed{B}"
] | 8e0cfde4-e9b1-46ef-ad5a-4832f7b477bd | [
"images/8e0cfde4-e9b1-46ef-ad5a-4832f7b477bd-0.png"
] | null | 1,179 |
Question: Dr K is travelling in the Antarctic and collects a sample of unknown bacteria X that they want to characterise. They grow bacteria X on an agar plate containing horse blood and find that bacteria X can break down red blood cells (haemolysis). They then use a sterile needle to introduce bacteria X into a test ... | [
"\\boxed{B}"
] | 197fe5b5-7eb0-44fe-b614-f532cafc3a79 | [
"images/197fe5b5-7eb0-44fe-b614-f532cafc3a79-0.png"
] | null | 1,180 |
Question: The graph shows the wolf and moose populations in Isle Royale, a remote wilderness island that is a protected national park in Michigan, USA. Wolves are the main predator of moose, but there are many other factors at play. Around 1996, the moose population suddenly crashed. Which hypothesis best explains why ... | [
"\\boxed{A}"
] | 80851ff6-1c4d-40fe-a245-cd2c182ecc55 | [
"images/80851ff6-1c4d-40fe-a245-cd2c182ecc55-0.png"
] | null | 1,181 |
Question: Consider the below graph of population count for two different species, over a period of time where no significant external events are occurring. What is a likely relationship between the two species?
Choices:
A. Both benefit each other (Mutualistic).
B. The Orange species is benefited by the presence of the ... | [
"\\boxed{E}"
] | 0be1b1fc-5805-4d88-9b2f-a3af456840a7 | [
"images/0be1b1fc-5805-4d88-9b2f-a3af456840a7-0.png"
] | null | 1,182 |
Question: Which figure below is the odd one out?
Choices:
A. A
B. B
C. C
D. D
E. E | [
"\\boxed{B}"
] | ca187dbc-a10f-42c1-a74d-255f6ba10238 | [
"images/ca187dbc-a10f-42c1-a74d-255f6ba10238-0.png"
] | null | 1,183 |
Question: The picture below shows an image of the coronavirus responsible for the COVID-19 pandemic. It is spherical with an average diameter of 100 nm. Note the formula for volume of a sphere is: V=\frac{4}{3}\pi r^3. Note there are 1000 nanometres in a micrometre. Given that an average sized alveolus in an adult huma... | [
"\\boxed{B}"
] | 12dc3325-fba1-4dbf-a47b-8d3d6db60e6b | [
"images/12dc3325-fba1-4dbf-a47b-8d3d6db60e6b-0.png"
] | null | 1,184 |
Question: The following diagram is what an exercise physiologist saw on his client Sean's electrocardiogram (ECG). An ECG measures the electrical impulse passed by the heart in one heartbeat. One complete heartbeat is depicted in the black box. Heart rate (HR) is most commonly defined as the number of times the heart b... | [
"\\boxed{69}"
] | bbdf461c-f6c5-4d3c-a0c3-69c5da4ef5ba | [
"images/bbdf461c-f6c5-4d3c-a0c3-69c5da4ef5ba-0.png"
] | null | 1,185 |
Question: Which of the following images best depicts the cross section indicated by the dashed line?
Choices:
A. A
B. B
C. C
D. D | [
"\\boxed{D}"
] | b79f1a3d-f1fd-4d58-87e0-53c6b286adcb | [
"images/b79f1a3d-f1fd-4d58-87e0-53c6b286adcb-0.png"
] | null | 1,186 |
Question: Mammalian plasma membranes are characterised by the presence of different types of phospholipids (SM, PC, PE, PS and PI). The graph below shows the percentage distribution of each phospholipid across the plasma membrane of human erythrocytes (red blood cells). Which of the following statements is incorrect?
C... | [
"\\boxed{C}"
] | d7502b0e-5336-4efe-b7b5-91bf0fe69619 | [
"images/d7502b0e-5336-4efe-b7b5-91bf0fe69619-0.png"
] | null | 1,187 |
Question: The diagram below shows the seasonal changes in the pyramid of biomass in the Bass Strait. In winter the pyramid of biomass is inverted because:
Choices:
A. the primary production decreases dramatically and results in a die-off of zooplankton
B. the primary production decreases and, as the producers are rapid... | [
"\\boxed{A}"
] | 67af81c7-bcc2-4d84-996d-7f7800574f6b | [
"images/67af81c7-bcc2-4d84-996d-7f7800574f6b-0.png"
] | null | 1,188 |
Question: The graph below shows the concentration of methane (CH4) in the Earth’s atmosphere alongside the intensity of solar radiation over the past few millennia. According to the graph, if the trend of CH4 concentration had continued to match the trend on solar radiation intensity, the concentration at present would... | [
"\\boxed{A}"
] | 081c16fb-3ea7-49a6-bb16-16090bac86a1 | [
"images/081c16fb-3ea7-49a6-bb16-16090bac86a1-0.png"
] | null | 1,189 |
Question: With the rise in drug-resistant bacteria, it is crucial that antibacterial drugs are effective and prescribed appropriately to prevent selecting for resistance in the bacteria. We also need to understand their effect on other bacteria cohabiting the human body to prevent development of resistant strains of th... | [
"\\boxed{B}"
] | d2b41193-f0a5-4c8a-bdd2-f7ee81fd7b0f | [
"images/d2b41193-f0a5-4c8a-bdd2-f7ee81fd7b0f-0.png"
] | null | 1,190 |
Question: What does the label B point out?
Choices:
A. cell membrane
B. cell wall
C. endoplasmic reticulum
D. mRNA | [
"\\boxed{A}"
] | 325a17e8-6be8-4a36-b6b4-6bcb3209e5f9 | [
"images/325a17e8-6be8-4a36-b6b4-6bcb3209e5f9-0.png"
] | null | 1,191 |
Question: Five different species of Australian animals were placed in laboratory chambers. The effect of changes in the temperature of the external environment (EM) on their metabolic rate was recorded and analysed. Each animal had similar body weights (around 50 grams) and the data was measured while the animals staye... | [
"\\boxed{A}"
] | 1945df23-8c90-44e5-86eb-194b8f6cec2d | [
"images/1945df23-8c90-44e5-86eb-194b8f6cec2d-0.png"
] | null | 1,192 |
Question: In the human body, lung function is affected by physical activity. As the intensity of activity increases, the body has a higher demand for lung function. The lungs respond to this by increasing two parameters: tidal volume and ventilation rate. Tidal volume is the volume of air that is breathed in and out by... | [
"\\boxed{D}"
] | 82996a92-3033-4086-9c75-f043567ea0dd | [
"images/82996a92-3033-4086-9c75-f043567ea0dd-0.png"
] | null | 1,193 |
Question: Bacterial count of a liquid culture can be determined by three different methods: 1. Cells can be counted under a microscope using a counting chamber; 2. The absorbance of the culture can be measured in a spectrophotometer (with A_600 = 1 corresponding to 8x108 bacterial cells/ml); 3. Several dilutions of the... | [
"\\boxed{A}"
] | 9e3bf214-c366-4ff4-9ae2-a4ac05e30d22 | [
"images/9e3bf214-c366-4ff4-9ae2-a4ac05e30d22-0.png"
] | null | 1,194 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | 63dac58d-dbd8-43f8-9fe1-f9d7fc4a4dfc | [
"images/63dac58d-dbd8-43f8-9fe1-f9d7fc4a4dfc-0.png"
] | null | 1,195 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | 9de50172-0b65-460e-a845-3d7a9fbcae07 | [
"images/9de50172-0b65-460e-a845-3d7a9fbcae07-0.png"
] | null | 1,196 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | 81293adb-8b6c-4e38-b851-3f750a4a8088 | [
"images/81293adb-8b6c-4e38-b851-3f750a4a8088-0.png"
] | null | 1,197 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | 8439115a-267a-4c62-9ccb-b01f53ef9484 | [
"images/8439115a-267a-4c62-9ccb-b01f53ef9484-0.png"
] | null | 1,198 |
Question: The three-dimensional figure ① in the figure below is composed of three-dimensional figures ②, ③ and ④. Which of the following can fill in the question mark
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 638321a8-2455-4015-9b75-47f2a8829a6d | [
"images/638321a8-2455-4015-9b75-47f2a8829a6d-0.png"
] | null | 1,199 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A. ①③④, ②⑤⑥ B.①③⑤, ②④⑥ C.①②⑥,③④⑤ D.①④⑥,②③⑤ | [
"\\boxed{B}"
] | 1fab9f3f-c5d6-4766-9b4d-436589d29979 | [
"images/1fab9f3f-c5d6-4766-9b4d-436589d29979-0.png"
] | null | 1,200 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A、①④⑥，②③⑤ B、①②③，④⑤⑥ C、①③⑥，②④⑤ D、①⑤⑥，②③④ | [
"\\boxed{A}"
] | 6504b790-9f72-49d8-b263-eb7ba733ee48 | [
"images/6504b790-9f72-49d8-b263-eb7ba733ee48-0.png"
] | null | 1,201 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A、①②⑥，③④⑤B、①③⑥，②④⑤C、①④⑤，②③⑥D、①③④，②⑤⑥ | [
"\\boxed{B}"
] | d6eaceb5-28e0-4354-b3c2-a3435cc34e93 | [
"images/d6eaceb5-28e0-4354-b3c2-a3435cc34e93-0.png"
] | null | 1,202 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A、①③⑤，②④⑥B、①③⑥，②④⑤C、①③④，②⑤⑥D、①④⑤，②③⑥ | [
"\\boxed{B}"
] | df0a6953-0f2f-4338-a626-241706c8e8da | [
"images/df0a6953-0f2f-4338-a626-241706c8e8da-0.png"
] | null | 1,203 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 405b7e47-9f04-4c97-ab3b-f33871f48fc9 | [
"images/405b7e47-9f04-4c97-ab3b-f33871f48fc9-0.png"
] | null | 1,204 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 540ceeee-51f1-442c-aa5a-6376cb83f4d5 | [
"images/540ceeee-51f1-442c-aa5a-6376cb83f4d5-0.png"
] | null | 1,205 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 8cd270db-92fd-47f3-841b-b6f8a7951334 | [
"images/8cd270db-92fd-47f3-841b-b6f8a7951334-0.png"
] | null | 1,206 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | c6e9079d-ce92-4064-9236-5aa2c7d0c55d | [
"images/c6e9079d-ce92-4064-9236-5aa2c7d0c55d-0.png"
] | null | 1,207 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | dfa44138-8be6-4206-9e15-605ed804b3d3 | [
"images/dfa44138-8be6-4206-9e15-605ed804b3d3-0.png"
] | null | 1,208 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | eea37a88-e749-476d-a98b-e838477b4b5e | [
"images/eea37a88-e749-476d-a98b-e838477b4b5e-0.png"
] | null | 1,209 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | 9b15fdb3-1c73-41c9-87ec-0e1c51c863af | [
"images/9b15fdb3-1c73-41c9-87ec-0e1c51c863af-0.png"
] | null | 1,210 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | facb92cf-1fd9-4dca-b8d7-7340ca750874 | [
"images/facb92cf-1fd9-4dca-b8d7-7340ca750874-0.png"
] | null | 1,211 |
Question: The left side shows the outer surface of a paper box. Which of the following can be folded from it?
Choices:
A. A B. B C. C D. D | [
"\\boxed{A}"
] | c22787b4-9ad1-469b-9148-2f039b8e9ff0 | [
"images/c22787b4-9ad1-469b-9148-2f039b8e9ff0-0.png"
] | null | 1,212 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A、①②⑥，③④⑤B、①④⑤，②③⑥C、①②⑤，③④⑥D、①②③，④⑤⑥ | [
"\\boxed{B}"
] | a92ea2b4-b939-4449-9a4d-451e48974bc9 | [
"images/a92ea2b4-b939-4449-9a4d-451e48974bc9-0.png"
] | null | 1,213 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A、①②④，③⑤⑥B、①③④，②⑤⑥C、①④⑥，②③⑤D、①⑤⑥，②③④ | [
"\\boxed{B}"
] | 3f2f916e-3ba0-45cd-8d58-92bbc3d5368e | [
"images/3f2f916e-3ba0-45cd-8d58-92bbc3d5368e-0.png"
] | null | 1,214 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 0e6a7d42-f98b-479d-907f-d64f23fc540c | [
"images/0e6a7d42-f98b-479d-907f-d64f23fc540c-0.png"
] | null | 1,215 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 41eaea3e-43d9-4f05-afcc-4ecc8cc3d302 | [
"images/41eaea3e-43d9-4f05-afcc-4ecc8cc3d302-0.png"
] | null | 1,216 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 95755033-dc29-4785-8f10-d2d33f2ad5c8 | [
"images/95755033-dc29-4785-8f10-d2d33f2ad5c8-0.png"
] | null | 1,217 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 80c891a9-05c2-4b3d-b7c0-683409303931 | [
"images/80c891a9-05c2-4b3d-b7c0-683409303931-0.png"
] | null | 1,218 |
Question: ①, ②, ③, and ④ are four polyhedral parts. Which of the four polyhedral parts A, B, C, and D cannot form a rectangular parallelepiped with any of ①, ②, ③, and ④?
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | 66928cc7-2137-4208-b451-48e2223abcb9 | [
"images/66928cc7-2137-4208-b451-48e2223abcb9-0.png"
] | null | 1,219 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A、①②④，③⑤⑥B、①②⑤，③④⑥C、①③④，②⑤⑥D、①③⑥，②④⑤ | [
"\\boxed{D}"
] | f79438d8-f027-4b55-845f-a861d3dea9a1 | [
"images/f79438d8-f027-4b55-845f-a861d3dea9a1-0.png"
] | null | 1,220 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is?
Choices:
A、①④⑥，②③⑤B、①③⑤，②④⑥C、①②④，③⑤⑥D、①②③，④⑤⑥ | [
"\\boxed{D}"
] | 911f8e34-e291-464b-adae-b01fa3c41c6e | [
"images/911f8e34-e291-464b-adae-b01fa3c41c6e-0.png"
] | null | 1,221 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | 7c578644-0fc3-4dcb-8da4-0936de6dfd26 | [
"images/7c578644-0fc3-4dcb-8da4-0936de6dfd26-0.png"
] | null | 1,222 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | e16244a6-4fa2-45f2-a1d8-9b7c8d1d6272 | [
"images/e16244a6-4fa2-45f2-a1d8-9b7c8d1d6272-0.png"
] | null | 1,223 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | 51f3ecad-582a-4bfa-91ea-592c70eba785 | [
"images/51f3ecad-582a-4bfa-91ea-592c70eba785-0.png"
] | null | 1,224 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | 7ea1aa83-5592-4567-9bff-20d72d0e976e | [
"images/7ea1aa83-5592-4567-9bff-20d72d0e976e-0.png"
] | null | 1,225 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | b7dce3e0-f055-4122-8295-13aaf5038acb | [
"images/b7dce3e0-f055-4122-8295-13aaf5038acb-0.png"
] | null | 1,226 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | f6d06408-2557-4866-b676-bd26edfbf671 | [
"images/f6d06408-2557-4866-b676-bd26edfbf671-0.png"
] | null | 1,227 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{A}"
] | 75b3b468-71d7-4c7a-aa5c-8095f57d2f11 | [
"images/75b3b468-71d7-4c7a-aa5c-8095f57d2f11-0.png"
] | null | 1,228 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{A}"
] | 5a2d9fea-8aa5-406c-bf67-a005c75c1d21 | [
"images/5a2d9fea-8aa5-406c-bf67-a005c75c1d21-0.png"
] | null | 1,229 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity.
Choices:
A. A B. B C. C D. D | [
"\\boxed{A}"
] | e93914a8-606b-4a56-b429-a0b753262381 | [
"images/e93914a8-606b-4a56-b429-a0b753262381-0.png"
] | null | 1,230 |
Question: Given on the left is the unfolded diagram of the outer surface of a cube. Which of the following can be folded from it?
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | ab524137-5b2b-4673-bb83-616d8b3ca552 | [
"images/ab524137-5b2b-4673-bb83-616d8b3ca552-0.png"
] | null | 1,231 |
Question: Given on the left is the unfolded diagram of the outer surface of a cube. Which of the following can be folded from it?
Choices:
A. A B. B C. C D. D | [
"\\boxed{D}"
] | 780d8a38-15ba-47fd-957e-f8e6587e5c99 | [
"images/780d8a38-15ba-47fd-957e-f8e6587e5c99-0.png"
] | null | 1,232 |
Question: The three-dimensional figure ① in the picture below is composed of three-dimensional figures ②, ③ and ④. Which of the following cannot be filled in the question mark?
Choices:
A. A B. B C. C D. D | [
"\\boxed{B}"
] | 9ec49f92-c8ba-4f7d-a4b5-5fed0dfafe5f | [
"images/9ec49f92-c8ba-4f7d-a4b5-5fed0dfafe5f-0.png"
] | null | 1,233 |
Question: Divide the following six figures into two categories so that each category has its own common characteristics or rules. The correct classification is:
Choices:
A、①②⑤，③④⑥B、①②③，④⑤⑥C、①③⑤，②④⑥D、①②⑥，③④⑤ | [
"\\boxed{C}"
] | b6989eba-f19c-409c-8a1e-98a1df271fd9 | [
"images/b6989eba-f19c-409c-8a1e-98a1df271fd9-0.png"
] | null | 1,234 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity:
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | e343d990-1a08-4cb7-b592-c86fb701b7a3 | [
"images/e343d990-1a08-4cb7-b592-c86fb701b7a3-0.png"
] | null | 1,235 |
Question: From the four options given, choose the most appropriate one to fill in the question mark so that it shows a certain regularity:
Choices:
A. A B. B C. C D. D | [
"\\boxed{C}"
] | 689bfe55-3f8e-417d-94bc-424fecb07b50 | [
"images/689bfe55-3f8e-417d-94bc-424fecb07b50-0.png"
] | null | 1,236 |
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