question stringlengths 68 502 | answer stringclasses 4
values |
|---|---|
Question: What are the outpocketings of the digestive tract that remove nitrogenous wastes and function in osmoregulation?
Options:
A. malpighian tubules
B. intestinal tubules
C. olivary tubules
D. integumentary tubules | A |
Question: What were the first photosynthetic organisms on earth?
Options:
A. bacteria
B. fungi
C. trees
D. mosses | A |
Question: What do you call the substance in a cooling system that has a low boiling point and changes between liquid and gaseous states?
Options:
A. coolant
B. byproduct
C. emission
D. refrigerant | D |
Question: Certain characteristics are frequently inherited together because of what?
Options:
A. correlation
B. mitosis
C. linkage
D. genetic combination | C |
Question: Which organ protects the body from injury, water loss, and microorganisms?
Options:
A. stomach
B. skin
C. liver
D. kidney | B |
Question: What is the term for the sudden movement of large blocks of rock and soil down a slope?
Options:
A. hurricane
B. slump
C. sludge
D. torrent | B |
Question: What is the comparison of two factors within a population?
Options:
A. correlation
B. curve
C. hypothesis
D. variable | A |
Question: What process is the opposite of nitrogen fixation?
Options:
A. respiration
B. percolation
C. denitrification
D. digestion | C |
Question: Plant-like protists produce oxygen through which process?
Options:
A. metamorphosis
B. photosynthesis
C. glycolysis
D. respiration | B |
Question: Insulin is produced by what part of the body?
Options:
A. pancreas
B. liver
C. thyroid
D. kidneys | A |
Question: What color is the brittle metalloid tallurium?
Options:
A. purplish blue
B. silvery white
C. brownish black
D. yellowish green | B |
Question: What compounds, which serve as fuels and are used in manufacturing, are called the driving force of western civilization?
Options:
A. fossils
B. hydrocarbons
C. forests
D. gas | B |
Question: What is the main type of organism that gets its energy directly from the sun?
Options:
A. plants
B. consumers
C. animals
D. carnivores | A |
Question: What are the two factors that affect the pressure of fluids?
Options:
A. momentum and density
B. depth and density
C. viscosity and gravity
D. depth and decrease | B |
Question: What consists of four major components: inorganic mineral matter, organic matter, water and air, and living matter?
Options:
A. nitrogen
B. rocks
C. color
D. soil | D |
Question: What is the term for the movement of substances due to random thermal molecular motion?
Options:
A. convection
B. diffusion
C. Transfusion
D. condensation | B |
Question: Most metals exist in which form at room temperature?
Options:
A. gases
B. solids
C. liquids
D. oils | B |
Question: A stem cell is an unspecialized cell that can divide without limit as needed and can, under specific conditions, differentiate into these?
Options:
A. clones
B. germ cells
C. specialized cells
D. infectious cells | C |
Question: What monthy cycle causes changes in the ovaries and uterus?
Options:
A. the menstrual cycle
B. tides
C. sleep-wake cycle
D. water cycle | A |
Question: Chytridiomycota are considered the most primitive of what kingdom?
Options:
A. plants
B. fungi
C. protists
D. animals | B |
Question: What is a soft, gray, nontoxic alkaline earth metal?
Options:
A. calcium
B. potassium
C. pewter
D. magnesium | A |
Question: In many polychaetes, the parapodia are richly supplied with blood vessels and also function as what?
Options:
A. scales
B. pores
C. tails
D. gills | D |
Question: What is formed when plant bodies are lithified?
Options:
A. methane
B. copper
C. fossils
D. coal | D |
Question: What is the term for the direct manipulation of genes for practical purposes?
Options:
A. manual engineering
B. genetic engineering
C. genetic cloning
D. genetic testing | B |
Question: When both momentum and kinetic energy are conserved in a closed system, the collision is called what?
Options:
A. an elastic collision
B. a static collision
C. an accidental collision
D. a spontaneous collision | A |
Question: What are the two groups of therian mammals?
Options:
A. placental mammals and marsupials
B. felines and canines
C. dolphins and whales
D. monotremes and mollusks | A |
Question: What is the name of the spacecraft that has performed the closest flyby of uranus?
Options:
A. centaur 2
B. voyager 2
C. Mercury 7
D. Zodiac 4 | B |
Question: What is the group of all the eukaryotes that are not fungi, animals, or plants called?
Options:
A. protists
B. lizards
C. arthropods
D. filamentous | A |
Question: What have a symbiotic relationship between a fungus and a photosynthetic organism?
Options:
A. lichens
B. crustaceans
C. amphibians
D. sponges | A |
Question: Define motion.
Options:
A. change of position
B. distance traveled
C. speed of objects
D. gravitational pull | A |
Question: Most tissues regulated by the autonomic nervous system receive both sympathetic and parasympathetic input from?
Options:
A. parasympathetic neurons
B. postganglionic neurons
C. Chemosensory center
D. peristaltic neurons | B |
Question: What is responsible for the development of antibiotic-resistant strains of bacteria?
Options:
A. flu shots
B. negative mutations
C. bacterial mutations
D. mosquitoes | C |
Question: Many cancers, as well as autism, are thought to have what component, which is certainly a factor in asthma?
Options:
A. environmental
B. critical
C. emotional
D. ecological | A |
Question: The first plants probably evolved from what?
Options:
A. mould
B. aquatic green algae
C. moss
D. dry green algae | B |
Question: What is the unit of liquid measurement in the metric system?
Options:
A. liter
B. pint
C. cylinder
D. gallon | A |
Question: Wavelength and frequency are defined in the same way for electromagnetic waves as they are for which other waves?
Options:
A. mechanical
B. gravitational
C. light
D. sonar | A |
Question: What covers the body of a fish to help the move their body to swim?
Options:
A. gelatin
B. skin
C. scales
D. hairs | C |
Question: What type of bond forms by unpaired electrons from two atoms "matching up"?
Options:
A. covalent bond
B. reactive bond
C. accretion bond
D. magnetic bond | A |
Question: When gas pressure-forces are used to move an object the work is done on the object by?
Options:
A. gravitational pull
B. kinetic energy
C. contracting gas
D. expanding gas | D |
Question: A lymphocyte is the type of which cell involved in an immune system response?
Options:
A. white brain cell
B. red blood cell
C. white blood cell
D. white immunity cell | C |
Question: Most fossils form when a dead organism is buried in what?
Options:
A. sediment
B. ash
C. sand
D. soil | A |
Question: What do you call an object that attracts certain materials such as iron?
Options:
A. electron
B. magnet
C. antenna
D. neutron | B |
Question: Coral and the algae living inside of them have what type of relationship, since the algae relies on the coral to stay close to the water's surface?
Options:
A. parasitic
B. competitive
C. peculiar
D. symbiotic | D |
Question: Because opposite charges attract, oppositely charged ions attract each other to form what?
Options:
A. soluble bonds
B. particle bonds
C. ionic bonds
D. nuclear bonds | C |
Question: A major source of primary pollutants is the burning of oil and coal, which are types of what?
Options:
A. erosion fuels
B. renewable fuels
C. greenhouse gases
D. fossil fuels | D |
Question: What causes natural ripening in fruit?
Options:
A. acid
B. chloride
C. ethylene
D. sulfur | C |
Question: In species with sexual reproduction, each cell of the body has two copies of each what?
Options:
A. chromosome
B. cell
C. dna strand
D. rna strand | A |
Question: On what part of bones would you expect to find cartilage?
Options:
A. interior
B. marrow
C. exterior
D. end | D |
Question: Who invented the taxonomic classification system?
Options:
A. carl linnaeus
B. Isaac Newton
C. gregor mendel
D. Pascal | A |
Question: What type of pathogen is responsible for african sleeping sickness?
Options:
A. Trichinella spiralis
B. trypanosoma
C. salmonella
D. streptococcus | B |
Question: How many underlying principles does the science of biology have?
Options:
A. three
B. four
C. eleven
D. five | B |
Question: What are biochemical compounds, such as fats and oils, that consist of fatty acids and store energy?
Options:
A. lipids
B. proteins
C. tissues
D. oils | A |
Question: The temperature at which all molecular motion has ceased is called what?
Options:
A. 0 degrees kelvin
B. stopping point
C. absolute zero
D. 0 degrees celcius | C |
Question: What term means controlling body temperature within a narrow range from the inside through biochemical or physical means?
Options:
A. regulation
B. exothermy
C. endothermy
D. evaporation | C |
Question: The most important characteristic of extant amphibians is a moist, permeable skin used for this?
Options:
A. avian respiration
B. benign respiration
C. simple respiration
D. cutaneous respiration | D |
Question: Fertilized mollusk eggs develop into what?
Options:
A. bark
B. larvae
C. shrimp
D. leaf | B |
Question: Proper kidney function is essential for homeostasis of what level, which in turn helps ensure the functioning of enzymes?
Options:
A. ph
B. oxygen
C. calcium
D. ions | A |
Question: Proteins include 20 common types of what compounds?
Options:
A. dna
B. amino acids
C. mitochondria
D. rna acids | B |
Question: Isotopes have different number of these in their nuclei?
Options:
A. protons
B. neutrons
C. electrons
D. atoms | B |
Question: What can destroy living cells, produce mutations and cause cancer?
Options:
A. prismatic rays
B. stingrays
C. gamma rays
D. plasma rays | C |
Question: What type of feeders are sponges?
Options:
A. bottom feeders
B. surface feeders
C. layer feeders
D. filter feeders | D |
Question: The first consumption of breast milk or formula floods the baby's gastrointestinal tract with what?
Options:
A. hemoglobin
B. nerves
C. beneficial bacteria
D. enzymes | C |
Question: Weight refers to what force acting on a mass?
Options:
A. gravitational
B. magnetic
C. solar
D. electronic | A |
Question: Being exposed to sunlight will produce what vitamin in the skin?
Options:
A. B-complex
B. vitamin d
C. vitamin A
D. Vitamin E | B |
Question: Modern plants reflect what kind of changes that have occurred over many, many years?
Options:
A. tendency changes
B. unknown changes
C. tissue changes
D. evolutionary changes | D |
Question: What device measures current that flows through wire?
Options:
A. protractor
B. ammeter
C. resistor attachment
D. Geiger counter | B |
Question: In science, what is defined as a change in position?
Options:
A. motion
B. direction
C. speed
D. gravity | A |
Question: What makes up the core of the endoskeleton?
Options:
A. dermis
B. notochord
C. vertebral column
D. thorax | C |
Question: The bottom of the ocean is called what?
Options:
A. the benthic zone
B. Demersal zone
C. Final zone
D. Intertidal zone | A |
Question: Made of hot, solid rock, the mantle is beneath what layer of the earth?
Options:
A. volcanic
B. core
C. crust
D. liquid | C |
Question: What happens to the volume of the gas when temperature increases but amount of gas and its pressure are constant?
Options:
A. volume increases
B. volume remains constant
C. nothing
D. volume decreases | A |
Question: Meiosis, like mitosis, is preceded by the duplication of what?
Options:
A. ribosomes
B. chromosomes
C. neutrons
D. chloroforms | B |
Question: The invention of what instrument in the 1930s allowed scientists to see viruses for the first time?
Options:
A. electron microscope
B. spy glass
C. magnifying glass
D. telescopes | A |
Question: What is the name of the chart that allows you to easily determine the expected percentage of different genotypes in the offspring of two parents?
Options:
A. periodic square
B. punnett square
C. DNA helix
D. Trafalgar Square | B |
Question: What is the functional unit of compact bone?
Options:
A. collagen
B. scleroprotein
C. spongin
D. osteon | D |
Question: Because the nuclei of each h atom contain protons, the electrons in the bond are attracted to the nuclei (opposite charges attract). but because the two atoms involved in the covalent bond are both h atoms, each nucleus attracts the electrons by the same amount. thus the electron pair is equally shared by the... | C |
Question: What is the term for when the phenotype of offspring is partly determined by the phenotype of its mother, irrespective of genotype?
Options:
A. oceanic effect
B. uterine effect
C. maternal effect
D. congenital effect | C |
Question: Natural methods of asexual reproduction, such as cuttings or budding, include strategies that plants have developed to perform what?
Options:
A. mono-propagation
B. multi-propagation
C. self-propagation
D. iso-propagation | C |
Question: Many metals react with acids to produce what gas?
Options:
A. mercury
B. hydrogen
C. helium
D. neon | B |
Question: What is the process of a cell membrane surrounding a particle and engulfing it calles?
Options:
A. phagocytosis
B. ingestion
C. mitosis
D. active transport | A |
Question: What type of rocks are very useful for determining the deformation history of an area?
Options:
A. limestone
B. crystalline
C. igneous
D. sedimentary | D |
Question: What is the term for dating a rock based on composition decay?
Options:
A. fuel dating
B. radioactive dating
C. carbon dating
D. safe dating | B |
Question: What is the term for a very rapid motor response that is not directed by the brain?
Options:
A. sensor
B. instinct
C. reflex
D. adaptation | C |
Question: Crossover occurs between non-sister chromatids of which chromosomes?
Options:
A. identical chromosomes
B. homologous
C. compound chromosomes
D. analogous | B |
Question: Water is an oxide of what element?
Options:
A. nitrogen
B. carbon
C. hydrogen
D. helium | C |
Question: What term is used to describe the parts of the brain involved in the reception and interpretation of sensory stimuli collectively?
Options:
A. neurons
B. glial cells
C. sensorium
D. medulla oblongata | C |
Question: Experiments show that each o2 molecule has two unpaired what?
Options:
A. electrons
B. neutrons
C. quarks
D. protons | A |
Question: Acidity is measured by what physical property?
Options:
A. ph
B. kω
C. amp
D. ps | A |
Question: Antacids are bases that neutralize what in the digestive tract?
Options:
A. fats
B. salts
C. hormones
D. acids | D |
Question: What is the climate of a small area called?
Options:
A. ecosystem
B. microclimate
C. microevolution
D. biome | B |
Question: The rate of what process depends on how many of an organism’s genes have changed over a period of time and on the generation time of a particular species?
Options:
A. evolution
B. digestion
C. respiration
D. photosynthesis | A |
Question: The sticky stigma at the tip of the carpel receives what?
Options:
A. nitrogen
B. pollen
C. bacteria
D. salt | B |
Question: Are the joints between the vertebrae contained in your backbone fully movable, partially movable, or unmovable?
Options:
A. fully movable
B. partially movable
C. unmovable
D. none of these | B |
Question: Which branch of biology uses fossils to study life's history?
Options:
A. geology
B. zoology
C. paleontology
D. morphology | C |
Question: What do you call prokaryotes that do not need oxygen for respiration?
Options:
A. anaerobic
B. aerobic
C. enzymatic
D. chloroflexus | A |
Question: When a glacier no longer moves, what is it called?
Options:
A. a glacial lake
B. an ice sheet
C. an iceberg
D. an ice cylinder | B |
Question: What did roots evolve from that plants used for aborption?
Options:
A. rhizoids
B. leguminous
C. oomycetes
D. seeds | A |
Question: Although lots of symbiotic relationships help both organisms, sometimes one of the organisms is harmed. when that happens, the organism that benefits, and is not harmed, is called a what?
Options:
A. viruses
B. parasite
C. infection
D. child | B |
Question: What are named for major physical or climatic features and for their predominant vegetation?
Options:
A. terrestrial substrates
B. celestial bodies
C. terrestrial biomes
D. geological formations | C |
Question: Similarity of crystal structures is used to categorize what non-living materials?
Options:
A. minerals
B. salts
C. corals
D. grains | A |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.