sentence
stringlengths 21
624
| distractors
list | answer
stringlengths 2
32
|
|---|---|---|
**blank** causes cells to divide if cytokinins are added to it
|
[
"osmosis",
"apoptosis",
"hyptoxin"
] |
auxin
|
The efficiency of a machine is a measure of how well it reduces **blank** force
|
[
"tension",
"vibration",
"sound"
] |
friction
|
**blank** happens to energy when work is done by a system
|
[
"stored",
"added",
"multiplied"
] |
removed
|
**blank** is used to describe organic compounds such as sugars and starches
|
[
"fats",
"proteins",
"vegetables"
] |
carbohydrates
|
**blank** indicates horizontal distance and are also found on the map legend
|
[
"spikes",
"edges",
"variations"
] |
scales
|
small hydrophobic molecules squeeze **blank** of diffusion through lipid molecules
|
[
"difficult",
"slippery",
"complex"
] |
simple
|
Light travels more quickly in air than **blank**
|
[
"earth",
"glass",
"metal"
] |
water
|
most cells are surrounded by **blank**
|
[
"fat",
"lipids",
"air"
] |
water
|
the term for materials that have both a defined shape and a defined volume is **blank**
|
[
"liquids",
"matter",
"gases"
] |
solids
|
Proto-oncogenes can change into oncogenes that cause **blank**
|
[
"Infections",
"DNA",
"Mutations"
] |
cancer
|
the biggest groups of stars are called **blank**
|
[
"cells",
"novas",
"orbits"
] |
galaxies
|
**blank** of energy is produced when two objects move together
|
[
"internal",
"kinetic",
"fluid"
] |
mechanical
|
incident and reflected are two types of **blank**
|
[
"cells",
"mirrors",
"collisions"
] |
rays
|
most of the earth's energy come from **blank**
|
[
"cover",
"fire",
"heat"
] |
sun
|
we call a carbohydrate formed by two monosaccharides bonding together **blank**
|
[
"Nitrate",
"olivine",
"calcite"
] |
disaccharide
|
**blank** determines how long a planet 's orbit is around the sun
|
[
"size",
"age",
"direction"
] |
distance
|
Anaerobic cellular respiration does not require the presence of **blank** ( by the very fact it is anaerobic , specifically )
|
[
"carbon",
"helium",
"nitrogen"
] |
oxygen
|
The three-dimensional spaces with specific shapes that are components of electrons shells are known as **blank**
|
[
"arrays",
"isotopes",
"ventricals"
] |
orbitals
|
In relation to electrical current , **blank** property will a narrow wire have more of than a wide wire
|
[
"voltage",
"wattage",
"current"
] |
resistance
|
Oil and water do not mix , instead forming two distinct layers called **blank**
|
[
"changes",
"stages",
"surfaces"
] |
phases
|
the term for buildup of cell debris and cholesterol inside the arteries is **blank**
|
[
"fibrosis",
"phimosis",
"sclerosis"
] |
atherosclerosis
|
Mitosis actually occurs in **blank** phases
|
[
"Seven",
"six",
"two"
] |
four
|
b cells are produced in the body **blank**
|
[
"keratinocytes",
"tumors",
"lungs"
] |
lymphocytes
|
Three body segments , a hard exoskeleton , and jointed appendages are features of **blank** invertebrate group , which includes spider and insects
|
[
"annelid",
"sauropod",
"crustacean"
] |
arthropod
|
**blank** of mirror is shaped like the outside of a bowl
|
[
"slope",
"concave",
"vertex"
] |
convex
|
**blank** divide on their own by a process that resembles binary fission in prokaryotes
|
[
"protazoa",
"proteins",
"bacteria"
] |
mitochondria
|
tiny hairs that line the bronchi are called **blank**
|
[
"antennae",
"alveoli",
"flagella"
] |
cilia
|
**blank** of organism generally lives in or on its host
|
[
"predator",
"bacteria",
"insect"
] |
parasite
|
Like the frame of a house , **blank** gives the cell an internal structure
|
[
"cytoplasm",
"cellulose",
"endoskeleton"
] |
cytoskeleton
|
A species that benefits and harms the host organism is called a **blank**
|
[
"viruses",
"predators",
"host"
] |
parasite
|
**blank** liquid water changes to water vapor it is called
|
[
"absorption",
"transpiration"
] |
evaporation
|
Chewing insects mechanically damage plants and lessen the surface area of leaves for **blank**
|
[
"vegetation",
"tissues",
"nutrients"
] |
photosynthesis
|
Reptiles are described by **blank** term that means their internal temperature depends on the temperature of their environment
|
[
"zygomorphic",
"endothermic",
"actinomorphic"
] |
ectothermic
|
Speed , loudness , and pitch are properties of **blank**
|
[
"metal",
"colour",
"light"
] |
sound
|
Radioactive nuclei and particles are represented by **blank** symbols
|
[
"energy",
"greek",
"compound"
] |
nuclear
|
Properties of matter can be considered physical or **blank**
|
[
"gas",
"mineral",
"liquid"
] |
chemical
|
the name of the complex mixture that consists of water , proteins , fats , carbohydrates , and minerals is **blank**
|
[
"plasma",
"blood",
"sperm"
] |
milk
|
the result of unchecked cell division is caused by a breakdown of the mechanisms regulating the cell cycle **blank**
|
[
"gout",
"dementia",
"diabetes"
] |
cancer
|
the separation of ions that occurs when a solid ionic compound dissolves is **blank**
|
[
"combustion",
"decomposition",
"inflammation"
] |
dissociation
|
The main shaft of the penis is covered by relatively thick **blank**
|
[
"bone",
"cellulose",
"collagen"
] |
skin
|
the broadest category in the linnaean system is **blank**
|
[
"phylum",
"class",
"domain"
] |
kingdom
|
Reactants may also be present in such low concentrations that it is unlikely they will meet and **blank**
|
[
"explode",
"depart",
"melt"
] |
collide
|
The three main body segments of an arthropod are head , thorax , and **blank**
|
[
"legs",
"tail",
"gluteus"
] |
abdomen
|
the term for what the earth rotates on is **blank**
|
[
"radius",
"tip",
"compass"
] |
axis
|
the end product of glycolysis is **blank**
|
[
"fructose",
"gluclose",
"hydrolysis"
] |
pyruvate
|
A vector is any quantity that has magnitude and **blank**
|
[
"length",
"longitude",
"latitude"
] |
direction
|
**blank** is stored mainly in liver and muscle cells by humans and other vertebrates
|
[
"glucose",
"protein",
"amylopectin"
] |
glycogen
|
The concentration of the hydrogen ion in a solution can be calculated when **blank** is known
|
[
"temperature",
"velocity",
"pressure"
] |
ph
|
Vascular plants all have roots , stems , and **blank**
|
[
"beans",
"flowers",
"fruits"
] |
leaves
|
scientists think **blank** to be the oldest eukaryotes
|
[
"bivalves",
"arthropods",
"ciliate"
] |
protists
|
Carpal , metacarpal and phalanx bones comprise **blank** part of the body
|
[
"thumb",
"pelvis",
"foot"
] |
hand
|
the coast of california have **blank** of climate
|
[
"rainforest",
"tropical",
"arctic"
] |
mediterranean
|
Solutions of nonelectrolytes such as ethanol do not contain dissolved ions and can not conduct **blank**
|
[
"sound",
"current",
"light"
] |
electricity
|
Most diplomonads and parabasalids are found in **blank** kind of environment
|
[
"acidic",
"enzymatic",
"skeletal"
] |
anaerobic
|
Oxygen is an element in **blank** form of matter
|
[
"liquid",
"solid",
"plasma"
] |
gas
|
**blank** of science is concerned with matter and the changes that it can undergo
|
[
"geology",
"physiology",
"biology"
] |
chemistry
|
**blank** of molecules help the plasma membrane keep its shape
|
[
"proteins",
"magnesium",
"metabolic"
] |
cholesterol
|
**blank** is continuously recycled through ecosystems , what must constantly be added to an ecosystem for use by organisms
|
[
"hydrogen",
"fuel",
"carbon"
] |
energy
|
**blank** has a fixed volume but not a fixed shape
|
[
"mixture",
"gas",
"solid"
] |
liquid
|
**blank** protects the brain and spinal cord in the central nervous system
|
[
"neutrophils",
"dermis",
"Flexing"
] |
meninges
|
**blank** occur in arteries that can cause heart attacks and strokes
|
[
"toxins",
"tumors",
"lesions"
] |
clots
|
The added nutrients from fertilizer often cause excessive growth of **blank** organism
|
[
"mushrooms",
"sediments",
"crustaceans"
] |
algae
|
**blank** occurs because no surface is perfectly smooth
|
[
"vibration",
"gravity",
"tension"
] |
friction
|
the eighth planet from our sun is **blank**
|
[
"earth",
"mars",
"uranus"
] |
neptune
|
dna is located in prokaryotic cells **blank**
|
[
"ribosomes",
"cytoskeleton",
"mitochondria"
] |
cytoplasm
|
Water is considered a **blank** since it is a polar molecule with slightly positive and slightly negative charges , so ions and polar molecules can readily dissolve in it
|
[
"solute",
"pigment",
"osmotic"
] |
solvent
|
The pressure inside a container is dependent on the amount of **blank** inside the container
|
[
"air",
"emissions",
"liquids"
] |
gas
|
plant structures that contain male and/or female reproductive organs are **blank**
|
[
"roots",
"stems",
"leaves"
] |
flowers
|
Each species has a particular way of making a living which is called its **blank**
|
[
"habit",
"system",
"life-cycle"
] |
niche
|
Both the forward reaction and the reverse reaction continue to occur , so chemical equilibrium is said to be **blank** , rather than static
|
[
"abrasive",
"fluid",
"stable"
] |
dynamic
|
the watery fluid that bathes tissues and organs and contains protective white blood cells but does not contain erythrocytes is **blank**
|
[
"stomach",
"basil",
"secretion"
] |
lymph
|
**blank** openings do adult tunicates have that siphon water in and out of the body
|
[
"three",
"four",
"one"
] |
two
|
endothermic tetrapod vertebrates are most commonly called **blank**
|
[
"insects",
"reptiles",
"mammals"
] |
birds
|
Free fatty acids are carboxylic acids that contain long chains of **blank**
|
[
"vapors",
"lipds",
"particles"
] |
hydrocarbons
|
After coming apart from the crystal , the individual ions are then surrounded by solvent particles in a process called **blank**
|
[
"osmosis",
"ionization",
"hydrolysis"
] |
solvation
|
The rocks athe mid-ocean ridge are nearly free of **blank**
|
[
"minerals",
"scratches",
"metals"
] |
sediment
|
we call a simple machine that consists of a rope and grooved wheel **blank**
|
[
"axle",
"lever",
"pedal"
] |
pulley
|
you call health-promoting molecules that inhibit the oxidation of other molecules **blank**
|
[
"neurotransmitters",
"nutrients",
"hormones"
] |
antioxidants
|
In a correctly balanced equation , all coefficients must be **blank** kind of numbers
|
[
"prime",
"negative",
"fractional"
] |
whole
|
**blank** of the atmosphere do greenhouse gasses trap heat in
|
[
"thermosphere",
"lithosphere",
"stratosphere"
] |
troposphere
|
Vivipary refers to the development and nourishment of a **blank**
|
[
"seed",
"egg",
"nucleus"
] |
embryo
|
most energy that is lost to the environment lost as is **blank**
|
[
"gravity",
"vapor",
"precipitation"
] |
heat
|
the resultant waste product of photosynthesis is **blank**
|
[
"carbon",
"argon",
"sulfur"
] |
oxygen
|
the term for a measure of both speed and direction is **blank**
|
[
"acceleration",
"momentum",
"intensity"
] |
velocity
|
**blank** creates offspring that are genetically identical to the parent
|
[
"microscopic",
"primitive",
"sexual"
] |
asexual
|
Asteroids , comets , and planets move around the sun in curved paths called **blank**
|
[
"satellites",
"curves",
"ellipticals"
] |
orbits
|
The beginning of **blank** season experiences the shortest period of daylight hours
|
[
"spring",
"summer",
"autumn"
] |
winter
|
Many species of flowering plants have coevolved with specific **blank**
|
[
"predators",
"climates",
"spores"
] |
pollinators
|
**blank** has been used in brewing , winemaking and baking for thousands of years
|
[
"flour",
"fruit",
"oils"
] |
yeast
|
reptiles are unable to absorb through their skin because of scales **blank**
|
[
"food",
"water",
"carbon"
] |
oxygen
|
Candida and trichophyton are examples of disease-causing types of **blank** organisms , which become parasitic
|
[
"yeast",
"bacteria",
"viruses"
] |
fungi
|
The cultivated forms of wheat , cotton , and tobacco plants are all **blank**
|
[
"pores",
"sporozoans",
"bales"
] |
allopolyploids
|
A hydrogen atom with one neutron is called **blank**
|
[
"covalent",
"magnesium",
"ionic"
] |
deuterium
|
the process by which plants make the simple sugar glucose from carbon dioxide and water is called is **blank**
|
[
"glycolysis",
"metamorphosis",
"osmosis"
] |
photosynthesis
|
The three units of kpa , atm or mmhg commonly measure **blank**
|
[
"resistance",
"weight",
"energy"
] |
pressure
|
Besides ingesting and photosynthesis **blank** can protists get their food
|
[
"digestion",
"accumulation",
"osmosis"
] |
absorption
|
The male gametophyte releases **blank** , which swim - propelled by their flagella - to reach and fertilize the female gamete or egg
|
[
"cytoplasm",
"tadpoles",
"dna"
] |
sperm
|
While the goal of science is to increase knowledge , the goal of **blank** is to use knowledge for practical purposes
|
[
"advancement",
"invention",
"industry"
] |
technology
|
Honeybees doing the waggle dance or spiders spinning a web are examples of **blank** type of behavior
|
[
"intuitive",
"genuine",
"learned"
] |
innate
|
Birds are thought to have evolved from a group of bipedal dinosaurs called **blank**
|
[
"pteradactyls",
"sporozoans",
"staurikosaurus"
] |
therapods
|
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