prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
What causes lightning during a thunderstorm?
A. difference in elevation
B. difference in charge
C. difference in temperature
D. difference in wind
Answer: | B | sciq |
The human heart is located within what cavity?
A. thoracic
B. pelvic
C. abdominal
D. spinal
Answer: | A | sciq |
What is the name of the symbiotic relationship in which one species benefits while the other species is not affected?
A. differentiation
B. mutualism
C. commensalism
D. pollenation
Answer: | C | sciq |
Living things need to take in nutrients so that they can grow and create what?
A. energy
B. hydrogen
C. protein
D. plasma
Answer: | A | sciq |
Common forms of what include light, chemical and heat, along with kinetic and potential?
A. pressure
B. energy
C. reactions
D. fuel
Answer: | B | sciq |
What is the job of hemoglobin in the body?
A. transports neurons
B. become scabs
C. infects oxygen
D. transports oxygen
Answer: | D | sciq |
What are the most numerous and diverse biochemical compounds?
A. lipids
B. proteins
C. vitamins
D. acids
Answer: | B | sciq |
Loss of what eventually threatens other species not impacted directly, because of their interconnectedness; as species disappear from an ecosystem others are threatened by changes in available resources?
A. technology
B. biodiversity
C. oxygen
D. climate
Answer: | B | sciq |
How many centimeters are in a meter?
A. 1000
B. 50
C. 200
D. 100
Answer: | D | sciq |
What is the term of a phase change if solid water has it's average kinetic energy increased to change it to liquid water?
A. boiling
B. melting
C. evaporation
D. freezing
Answer: | B | sciq |
What type of animals are known for being playful and frisky?
A. cows
B. snakes
C. sea otters
D. giant tortoises
Answer: | C | sciq |
Virtually all of the effects of pregnancy can be attributed in some way to the influence of what?
A. acids
B. proteins
C. enzymes
D. hormones
Answer: | D | sciq |
A mass suspended by a wire is a simple type of what and undergoes simple harmonic motion for amplitudes less than about 15 degrees?
A. weight
B. pendulum
C. variation
D. gravity
Answer: | B | sciq |
The structure of the gas carbon dioxide consists of one atom of carbon and two atoms of what?
A. oxygen
B. Helium
C. sulfur
D. methane
Answer: | A | sciq |
What type of numerical figure is important in considering the precision and accuracy of a number?
A. insignificant
B. exponent
C. component
D. significant
Answer: | D | sciq |
What rod provides stiffness to counterbalance the pull of muscles?
A. vertebrae
B. mesoderm
C. spinal cord
D. notochord
Answer: | D | sciq |
What type of cell does the sperm cell fertilize?
A. fat
B. egg
C. bacteria
D. protein
Answer: | B | sciq |
Where does the most important monsoon in the world occur?
A. southern asia
B. eastern aisa
C. northern africa
D. the atlantic ocean
Answer: | A | sciq |
What is the earliest reptile?
A. sporozoans
B. staurikosaurus
C. hylonomus
D. pliosaur
Answer: | C | sciq |
Which side of the heart does blood from the lungs enter into?
A. right atrium
B. left atrium
C. left ventricle
D. right ventricle
Answer: | B | sciq |
Smog is a visible form of what?
A. condensation
B. water pollution
C. air pollution
D. oxidation
Answer: | C | sciq |
Which therapy uses viruses to genetically modify diseased cells and tissues?
A. chemotherapy
B. digestive therapy
C. viral therapy
D. oxygen therapy
Answer: | C | sciq |
Radiotherapy is effective against cancer because cancer cells reproduce rapidly and, consequently, are more sensitive to this?
A. destruction
B. separation
C. radiation
D. UV light
Answer: | C | sciq |
What type of cells are multiple small spaces located in the right and left sides of the ethmoid bone?
A. ethmoid air cells
B. ethmoid vacuoles
C. alveoli
D. amniotic sacs
Answer: | A | sciq |
When what element - whose name means "light bringing" - was first isolated, scientists noted that it glowed in the dark and burned when exposed to air?
A. mercury
B. neon
C. oxygen
D. phosphorus
Answer: | D | sciq |
Digestive enzymes secreted in the acidic environment (low ph) of the stomach help break down what?
A. cells
B. particles
C. proteins
D. molecules
Answer: | C | sciq |
The majority of solids are what in nature?
A. gases
B. complex
C. crystalline
D. liquids
Answer: | C | sciq |
What are the most abundant unicellular algae in the oceans?
A. chlorella
B. chryosophytes
C. sporozoans
D. staurikosaurus
Answer: | B | sciq |
What term is used to describe the cellular structures responsible for protein synthesis?
A. ribosomes
B. chloroplasts
C. chromosomes
D. nuclei
Answer: | A | sciq |
What is the sun classified as on the main sequence?
A. yellow dwarf
B. shrinking star
C. red dwarf
D. gas giant
Answer: | A | sciq |
The term science comes from a latin word that means?
A. having information
B. were knowledge
C. only knowledge
D. having knowledge
Answer: | D | sciq |
Lymph vessels, like veins, have what objects that prevent the backflow of fluid?
A. pumps
B. valves
C. pores
D. fibers
Answer: | B | sciq |
Veins subdivide repeatedly and branch throughout what?
A. periosteum
B. epidermis
C. stroma
D. mesophyll
Answer: | D | sciq |
What is the term for heat being transferred from molecule to molecule?
A. conduction
B. oxidation
C. convection
D. decomposition
Answer: | A | sciq |
What is a group of organs that work together to do the same job?
A. an organ assembly
B. an organ system
C. an organ battery
D. an organ colony
Answer: | B | sciq |
What are specialized cells that are capable of sending electrical as well as chemical signals?
A. ions
B. enzymes
C. neurons
D. hormones
Answer: | C | sciq |
What did sir isaac newton's famous law help people understand?
A. motion
B. gravity
C. radio waves
D. light
Answer: | B | sciq |
Compounds containing an atom of what element, bonded in a hydrocarbon framework, are classified as amines?
A. oxygen
B. ammonia
C. nitrogen
D. hydrogen
Answer: | C | sciq |
What line of latitude is an equal distance from both the north and south poles?
A. mid-part
B. divider
C. meridian
D. equator
Answer: | D | sciq |
What type of graph is useful for showing percents of a whole?
A. gnomic graphs
B. circle graphs
C. shift graphs
D. bar graphs
Answer: | B | sciq |
What substances affect the brain and influence how a person feels, thinks, or acts?
A. amphetamines
B. psychoactive drugs or drugs
C. primeval drugs or drugs
D. H2 blockers
Answer: | B | sciq |
The reaction rate usually increases as the concentration of what increases?
A. reactants
B. complexes
C. generators
D. mutations
Answer: | A | sciq |
Atoms are composed of negatively charged electrons and a positively charged what?
A. neutron
B. nucleus
C. bond
D. DNA segment
Answer: | B | sciq |
Communication is any way that animals share what?
A. food
B. genes
C. water
D. information
Answer: | D | sciq |
What do the muscles of the gastrointestinal tract do?
A. secrete stomach acid
B. keep food moving
C. break down food
D. stop digestion
Answer: | B | sciq |
What is the fan-like superior region that forms the largest part of the hip bone and is united to the sacrum at the largely immobile sacroiliac joint?
A. septum
B. ilium
C. spine
D. pica
Answer: | B | sciq |
What do jellyfish lack in their nervous system?
A. stimulus
B. Cortex
C. true brain
D. Response
Answer: | C | sciq |
Ingestive protists extend their cell wall and cell membrane around the food item, forming a what?
A. food pocket
B. protective bubble
C. food vacuole
D. fuel vacuole
Answer: | C | sciq |
What type of flowers offer no reward, such as nectar, to a male wasp?
A. perennials
B. vines
C. ophrys
D. roses
Answer: | C | sciq |
If an abnormal cell is not prevented from dividing and it divides uncontrollably, what forms?
A. tumor
B. inflammation
C. edema
D. cyst
Answer: | A | sciq |
Vertebrates have evolved more complex digestive systems, with some species having multi-chambered types of what organ?
A. respiratory
B. heart
C. stomach
D. skin
Answer: | C | sciq |
A trait controlled by a single gene that has two alleles is given what name, after the scientist who studied inheritance?
A. mendelian trait
B. carlinian trait
C. darwinian trait
D. rosilin trait
Answer: | A | sciq |
What law states that energy cannot be created or destroyed?
A. deposit of energy
B. conservation of energy
C. difference of energy
D. conservation of force
Answer: | B | sciq |
How do mammals generate heat?
A. maintaning low metabolism
B. eating spicy foods
C. maintaining high metabolism
D. running around fast
Answer: | C | sciq |
What are small, icy objects that have very elliptical orbits around the sun?
A. craters
B. asteroids
C. comets
D. meteors
Answer: | C | sciq |
Is the most basic what is the most basic of the sciences, concerning itself with energy, matter, space and time, and their interactions?
A. genetics
B. physics
C. biology
D. experiments
Answer: | B | sciq |
Which is the active ingredient of cereal crop disease, ergot?
A. pixelation acid
B. byblis acid
C. amino acid
D. lysergic acid
Answer: | D | sciq |
What type of structures evolved to do the same job by unrelated organisms?
A. primal structures
B. analogous structures
C. symmetrical structures
D. dioxide structures
Answer: | B | sciq |
What explains the spherical shape of ceres, once thought to be the largest asteroid?
A. space debris
B. orbital plane
C. low gravity
D. high gravity
Answer: | D | sciq |
What measures the height of the largest seismic wave or earth quakes?
A. The EF Scale
B. richter scale
C. magnitude scale
D. tremor scale
Answer: | B | sciq |
What type of winds are created when more solar energy strikes the equator than the polar regions?
A. equatorial winds
B. arctic winds
C. global winds
D. domestic winds
Answer: | C | sciq |
Reptiles and birds are the only known living descendants of what?
A. dinosaurs
B. mammals
C. fossils
D. dragons
Answer: | A | sciq |
Organism's changing over time is called?
A. variation
B. heterogenicity
C. generation
D. evolution
Answer: | D | sciq |
The law of conservation mass states that matter cannot be created or what?
A. changed
B. moved
C. observed
D. destroyed
Answer: | D | sciq |
What help should you use for disposing hazardous products?
A. call poison control
B. first aid kit
C. guidelines on label
D. biohazard unit
Answer: | C | sciq |
Although surface waves are slowest, they do most of the damage of what event?
A. volcano
B. earthquake
C. hurricane
D. tsunami
Answer: | B | sciq |
Fruit begins to ripen because what gas is released?
A. chloride
B. sulfur
C. hydrogen
D. ethylene
Answer: | D | sciq |
Winter storms develop from what, which form at high altitudes and are associated with hurricanes as well?
A. cyclones
B. currents
C. droughts
D. fronts
Answer: | A | sciq |
Fungi absorb nutrients from the environment through what?
A. spores
B. apothecia
C. mycelia
D. hymenium
Answer: | C | sciq |
What do you call any process in which excess water or wastes are removed from the body?
A. depletion
B. excretion
C. diffusion
D. digestion
Answer: | B | sciq |
Earth's temperature will increase further as more of what colorfully nicknamed gases are put into the atmosphere?
A. green dioxide gases
B. blue dioxide gases
C. greenhouse gases
D. bluehouse gases
Answer: | C | sciq |
What happens to cells in a hypertonic solution as water leaves the cell via osmosis?
A. evaporation
B. get larger
C. shrinkage
D. self destruction
Answer: | C | sciq |
Digestion and respiration are both facilitated by the pharynx, more commonly called the what?
A. esophagus
B. sinus
C. throat
D. nose
Answer: | C | sciq |
What muscle is found only in the walls of the heart?
A. skeletal muscle
B. cardiac muscle
C. abdominal muscle
D. respiratory muscle
Answer: | B | sciq |
The wave on a guitar string is transverse. the sound wave rattles a sheet of paper in a direction that shows the sound wave is what?
A. longitudinal
B. lateral
C. magnetic
D. obtuse
Answer: | A | sciq |
How do leaves export sugar to roots and other nonphotosynthetic parts of the plant?
A. chloroplasts
B. stems
C. glands
D. veins
Answer: | D | sciq |
Some metals, such as gold and platinum, do not corrode easily because they are very resistant to what?
A. heat
B. evaporation
C. oxidation
D. precipitation
Answer: | C | sciq |
What are floods a source of on a floodplain?
A. nutrients
B. salt
C. acids
D. minerals
Answer: | A | sciq |
Which process helps deaminate amino acids?
A. deactivation
B. bromination
C. transamination
D. caramelization
Answer: | C | sciq |
What is each half of the cerebrum called?
A. a biplane
B. a describe
C. a hemisphere
D. demisphere
Answer: | C | sciq |
During interphase, the cell undergoes normal growth processes while also preparing for what, by accumulating energy and building blocks of dna?
A. proteins division
B. chromosome division
C. cell division
D. technology division
Answer: | C | sciq |
What type of species have a large effect on the balance of organisms in an ecosystem?
A. producers
B. keystone
C. decomposers
D. secondary consumers
Answer: | B | sciq |
Which type of skeleton supports the animal, protects internal organs, and allows for movement?
A. external
B. shell
C. mechanical
D. internal
Answer: | D | sciq |
After cell division what are the two new cells called?
A. offspring cells
B. production cells
C. daughter cells
D. step cells
Answer: | C | sciq |
What are bacteria and archaea examples of?
A. eukaryotes
B. prokaryotes
C. plants
D. fungi
Answer: | B | sciq |
What gives a coil of copper wire the ability to conduct electricity well?
A. metallic electrons
B. metallic ions
C. optical bonds
D. metallic bonds
Answer: | D | sciq |
Blood helps maintain homeostasis by stabilizing ph, temperature, osmotic pressure, and by eliminating this?
A. water
B. acid
C. excess heat
D. toxins
Answer: | C | sciq |
During sexual reproduction, the macronucleus dissolves and is replaced by what?
A. fluctuations
B. chromosomes
C. sporozoans
D. micronucleus
Answer: | D | sciq |
When naming this type of ion the ending of the element’s name is dropped and replaced with the – ide suffix?
A. cations
B. oxides
C. amines
D. anions
Answer: | D | sciq |
What is a random change in an organism's genes?
A. meiosis
B. infection
C. mutation
D. accumulation
Answer: | C | sciq |
Osseous tissue - the connective tissue that includes specialized cells, mineral salts, and collagen fibers - makes up what?
A. bone
B. muscles
C. spine
D. ligaments
Answer: | A | sciq |
What is the name of the hollow nerve cord along the back of chordates?
A. phloem
B. zetacord
C. mesoderm
D. notochord
Answer: | D | sciq |
What term is used to describe the amount of space occupied by a sample of matter?
A. growth
B. mass
C. volume
D. liquid
Answer: | C | sciq |
What are responsible for the bending movements of the organelle?
A. dyneins
B. sporozoans
C. muscles
D. pores
Answer: | A | sciq |
What are formed when primary pollutants interact with sunlight, air, or each other?
A. cross pollutants
B. typical pollutants
C. secondary contaminants
D. secondary pollutants
Answer: | D | sciq |
The first reaction of the body to tissue damage or infection is called the what response?
A. retaliatory
B. defensive
C. inflammatory
D. harmful
Answer: | C | sciq |
Because these components of the endocrine system are transported via blood, they get diluted and are present in low concentrations when they act on their target cells.
A. antibodies
B. hormones
C. minerals
D. enzymes
Answer: | B | sciq |
Which theory explains how populations of organisms can change over time?
A. changes by natural selection
B. free by natural selection
C. evolution by natural selection
D. intelligent selection
Answer: | C | sciq |
What forms when the dna in the nucleus wraps around proteins?
A. rna
B. genes
C. chromosomes
D. ribosomes
Answer: | C | sciq |
What is the condition called where pimples form on the skin?
A. acne
B. dermatitis
C. blushing
D. cramping
Answer: | A | sciq |
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