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null | Question: Hydrocarbons in which all carbons are connected by single bonds are called?
Options:
A. lipids
B. acids
C. alkanes
D. enzymes
Answer: | C |
null | Question: What is the process when animals maintain an internal temperature?
Options:
A. osmoregulation
B. homeostasis
C. bioaccumulation
D. thermoregulation
Answer: | D |
null | Question: What is the common term for solid carbon dioxide, which is used as a coolant?
Options:
A. dry ice
B. liquid nitrogen
C. blue ice
D. antifreeze
Answer: | A |
null | Question: What do many fungi secrete that break down complex molecules to smaller molecules that can be absorbed?
Options:
A. water vapor
B. carbohydrates
C. enzymes
D. hormones
Answer: | C |
null | Question: What is touching a charged object to the earth called?
Options:
A. stabilizing
B. insulating
C. drifting
D. grounding
Answer: | D |
null | Question: What is the smallest volcanic landform that is formed from accumulation of many small fragments of ejected material?
Options:
A. concave cones
B. cinder cones
C. log cones
D. edifice cones
Answer: | B |
null | Question: The number of what subatomic particles can vary between atoms of the same element?
Options:
A. protons
B. electrons
C. neutrons
D. neurons
Answer: | C |
null | Question: Pressure, volume, and temperature are related by which law?
Options:
A. Law of Conservation
B. gas law
C. law of inertia
D. Murphy's Law
Answer: | B |
null | Question: What kind of hormones are derived from cholesterol?
Options:
A. germs
B. Antibiotic
C. synthesis
D. steroid
Answer: | D |
null | Question: Amphibian larvae go through what process to change into the adult form?
Options:
A. parthenogenesis
B. metamorphosis
C. merging
D. morphing
Answer: | B |
null | Question: The electrons in a water molecule are more concentrated around the more highly charged oxygen nucleus than around this?
Options:
A. peroxide nuclei
B. hydrogen nuclei
C. helium nuclei
D. carbon nuclei
Answer: | B |
null | Question: On the origin of species is a book by darwin that spells out what theory?
Options:
A. theory of the computation
B. theory of reproduction
C. theory of the universe
D. theory of evolution
Answer: | D |
null | Question: What do craters and rifts become when they fill with water?
Options:
A. streams
B. lakes
C. rivers
D. seas
Answer: | B |
null | Question: Technically, any redox reaction can be set up to make a what?
Options:
A. skaht cell
B. blocky cell
C. Black Cell
D. voltaic cell
Answer: | D |
null | Question: What compounds contain only carbon and hydrogen?
Options:
A. particles
B. molecules
C. carbonates
D. hydrocarbons
Answer: | D |
null | Question: In an endothermic reaction, what is absorbed by the reaction?
Options:
A. food
B. energy
C. fuel
D. atoms
Answer: | B |
null | Question: All radioactive nuclides emit high-energy particles or what?
Options:
A. thermal energy
B. isotopes
C. electromagnetic waves
D. magnetic fields
Answer: | C |
null | Question: What changes water vapor to liquid water?
Options:
A. global warming
B. fermentation
C. condensation
D. combustion
Answer: | C |
null | Question: Nitrogen and sulfur oxides form what type of rain?
Options:
A. acid rain
B. common rain
C. heavy rain
D. toxic rain
Answer: | A |
null | Question: When an eagle, a land eater, goes and gets fish from the sea, as well, its called?
Options:
A. overlapping food web
B. overlapping food source
C. food chain mixing
D. descending food web
Answer: | A |
null | Question: The dual character is critical for the formation of the what?
Options:
A. tissues bilayer
B. carbon bilayer
C. muscle bilayer
D. lipid bilayer
Answer: | D |
null | Question: The male and female reproductive system is regulated by follicle-stimulating hormone (fsh) and luteinizing hormone (lh) produced by what gland?
Options:
A. adrenal
B. testes
C. pituitary
D. thyroid
Answer: | C |
null | Question: Which molecules are made of one carbon and four hydrogen atoms?
Options:
A. particles
B. proteins
C. fats
D. hydrocarbons
Answer: | D |
null | Question: Competition is a relationship between organisms that depend on the same resources. the resources might be food, water, or what?
Options:
A. space
B. thought
C. time
D. language
Answer: | A |
null | Question: Some protists hunt their food or act as what?
Options:
A. bats
B. reptiles
C. mammals
D. parasites
Answer: | D |
null | Question: What is secreted by the cells surrounding spermatogonia to help sperm production?
Options:
A. testosterone
B. estrogen
C. dihydrotestosterone
D. follicle stimulating hormone
Answer: | A |
null | Question: Connective tissues typically have three characteristic components in common: cells, large amounts of amorphous ground substance, and what else?
Options:
A. antioxidants
B. white blood cells
C. hormones
D. protein fibers
Answer: | D |
null | Question: What do the hair cells in the cochlea release when they bend?
Options:
A. lipids
B. receptors
C. hormones
D. neurotransmitters
Answer: | D |
null | Question: How much exercise should a person ideally get during a single day?
Options:
A. hour
B. three hours
C. fifteen minutes
D. six hours
Answer: | A |
null | Question: What are angiosperms most important function to humans?
Options:
A. food
B. water filtration
C. oxygen production
D. gasoline
Answer: | A |
null | Question: The shapes of minerals form as they are broken along what planes?
Options:
A. parallel planes
B. calcium planes
C. sedimentary planes
D. cleavage planes
Answer: | D |
null | Question: In some ways, a collection of gas molecules represents the simplest form of what?
Options:
A. energy
B. matter
C. life
D. protein
Answer: | B |
null | Question: Where did west nile first appear?
Options:
A. North Africa
B. Southeast Asia
C. Central America
D. north america
Answer: | D |
null | Question: In what type of mining must tunnels be blasted into the rock so that miners and equipment can get to the ore?
Options:
A. gold mining
B. strip mining
C. underground mining
D. open-pit mining
Answer: | C |
null | Question: What occurs when the vapor pressure of a liquid is equal to the atmospheric pressure?
Options:
A. freezing
B. evaporation
C. boiling
D. melting
Answer: | C |
null | Question: What do jellyfish use to startle predators?
Options:
A. visible light
B. harsh light
C. black light
D. bicellular light
Answer: | A |
null | Question: What occurs before the endometrium thickens in estrous cycles?
Options:
A. ovulation
B. copulation
C. pregnancy
D. fertilization
Answer: | A |
null | Question: Which property changes when a glass breaks?
Options:
A. its physical property
B. density
C. State
D. Chemical
Answer: | A |
null | Question: Many adolescents experience frequent mood swings. name one of the causes for this.
Options:
A. surging hormones
B. maturing nervous system
C. psychological changes
D. growing hormones
Answer: | A |
null | Question: Compound forms when atoms of nonmetals form molecules that are held together by what?
Options:
A. magnetic bonds
B. phenotype bonds
C. dissonance bonds
D. covalent bonds
Answer: | D |
null | Question: Metabolic cooperation between different prokaryotic species often occurs in surface-coating colonies. what are these colonies called?
Options:
A. biofilms
B. plankton
C. eukaryotes
D. lichens
Answer: | A |
null | Question: What is another term for seed plants?
Options:
A. sporozoans
B. spermatophytes
C. stems
D. petals
Answer: | B |
null | Question: What is the term for materials that have been left behind by organisms that once lived?
Options:
A. skulls
B. detritis
C. bones
D. fossils
Answer: | D |
null | Question: The motion of molecules in a gas is random in magnitude and direction for individual molecules, but a gas of many molecules has a predictable distribution of what, which is called the maxwell-boltzmann distribution?
Options:
A. molecular shape
B. molecular rate
C. molecular speeds
D. molecular size
Answer: | C |
null | Question: What begins with a diploid cell and ends with four haploid cells?
Options:
A. urinalysis
B. electrolysis
C. mitosis
D. meiosis
Answer: | D |
null | Question: What is the change of characteristics of living things over time?
Options:
A. evolution
B. generation
C. spontaneous mutation
D. adaptation
Answer: | A |
null | Question: What are scientists able to determine about stars using emission and absorption spectra?
Options:
A. size
B. composition
C. shape
D. distance
Answer: | B |
null | Question: What item lost by diffusion and in the urine are replenished by eating?
Options:
A. sugar
B. yeast
C. salt
D. protein
Answer: | C |
null | Question: What property is the result of force acting on a given area?
Options:
A. vaccuum
B. pressure
C. resistance
D. pull
Answer: | B |
null | Question: What type of generators use electromagnetic induction to change kinetic energy to electrical energy?
Options:
A. radiators
B. thermal generators
C. electric generators
D. conductors
Answer: | C |
null | Question: What is the general name for a group of atoms derived from an alkane?
Options:
A. oxidation group
B. acid group
C. anode group
D. alkyl group
Answer: | D |
null | Question: What is the purpose of utilizing careful farming practices such as rotating crops or planting nutrient rich crops?
Options:
A. improve soil quality
B. improve sediment quality
C. improve photosynthesis quality
D. improve soil texture
Answer: | A |
null | Question: Which gland is located in the sella turcica of the sphenoid bone within the cranial floor?
Options:
A. pituitary gland
B. glucose gland
C. mammalian gland
D. thyroid gland
Answer: | A |
null | Question: Gymnosperms have seeds but do not have what?
Options:
A. leaves
B. stems
C. flowers
D. roots
Answer: | C |
null | Question: During interphase of what process, each chromosome is duplicated, and the sister chromatids formed during synthesis are held together at the centromere region by cohesin proteins?
Options:
A. digestion
B. meiosis
C. mitosis
D. apoptosis
Answer: | B |
null | Question: What is the movement of animals from one place to another?
Options:
A. migration
B. communication
C. population
D. trade
Answer: | A |
null | Question: What is it called when individual organisms work together with one another?
Options:
A. cooperation
B. competition
C. dualism
D. continuation
Answer: | A |
null | Question: The majority of cells in blood are erythrocytes or?
Options:
A. red blood cells
B. Deep Blood Cells
C. 50.3 blood cells
D. s.a blood cells
Answer: | A |
null | Question: What happens to the temperature of matter as light is absorbed?
Options:
A. it triples
B. it increases
C. it stays the same
D. it drops
Answer: | B |
null | Question: What do chemical reactions need to be activated?
Options:
A. energy
B. food
C. space
D. products
Answer: | A |
null | Question: How does the magnetic field produced by a current in a wire move?
Options:
A. counterclockwise
B. slowly
C. intermittently
D. in concentric circles
Answer: | D |
null | Question: What is the term for a cross in which the inheritance of two characteristics are tracked at the same time?
Options:
A. fraternal
B. identical twin
C. dihybrid cross
D. Mendelian
Answer: | C |
null | Question: Birds are the most numerous type of what vertebrates?
Options:
A. amphipod
B. tetrapod
C. arachnipod
D. ornithopod
Answer: | B |
null | Question: Which cell gives rise to all cells of the human body?
Options:
A. totipotent stem cell
B. omnipoten stem cell
C. schwann stem cell
D. signaler stem cell
Answer: | A |
null | Question: Migration and hibernation are examples of behaviors that occur on what temporal basis?
Options:
A. weekly
B. nocturnal
C. daily
D. annual
Answer: | D |
null | Question: What is asexual reproduction in which an egg develops without being fertilized called?
Options:
A. parthenogenesis
B. budding
C. metamorphosis
D. binary fission
Answer: | A |
null | Question: The ladybug and the frog both start as eggs and go through what process?
Options:
A. parthenogenesis
B. proboscis
C. transition
D. metamorphosis
Answer: | D |
null | Question: What does a continuous string of earthquakes indicate about a volcano?
Options:
A. it is cooling down
B. it is heating up
C. extinction is close
D. eruption is close
Answer: | D |
null | Question: What's the name for the point reached at a ph of 7?
Options:
A. equivalence point
B. constriction point
C. acidic point
D. analogous point
Answer: | A |
null | Question: What are the dark areas of the moon called?
Options:
A. laura
B. maria
C. craters
D. hollow space
Answer: | B |
null | Question: Differences between organisms reflect differences between their nucleotide sequences rather than between their what?
Options:
A. genetic codes
B. molecular codes
C. amino acids
D. environments
Answer: | A |
null | Question: Cells like a prokaryotic cell, a eukaryotic cell has a plasma membrane, cytoplasm, and ribosomes, but a eukaryotic cell is typically larger than a prokaryotic cell, has a true nucleus (meaning its dna is surrounded by a membrane), and has other membrane-bound organelles that allow for what?
Options:
A. misuse of functions
B. scrobipalpa of functions
C. compartmentalization of functions
D. replicating of functions
Answer: | C |
null | Question: Earth is the only planet in the solar system that has what element, which is essential for human life, present in all three of its states?
Options:
A. helium
B. carbon
C. oxygen
D. water
Answer: | D |
null | Question: On what type of land does runoff cause more erosion?
Options:
A. mountainous
B. bare
C. metallic
D. grassy
Answer: | B |
null | Question: The reactions between alkali metals and water are particularly vigorous and include the rapid production of large quantities of what gas?
Options:
A. hydrogen
B. carbon
C. oxygen
D. helium
Answer: | A |
null | Question: What type of energy does chemosynthesis use to make food?
Options:
A. chemical energy
B. GRAVITATIONAL energy
C. carbon energy
D. CHEMICAL energy
Answer: | A |
null | Question: Typically done to find food or mates, what do you call the regular movement of individuals or populations each year during certain seasons?
Options:
A. industrialization
B. migration
C. erosion
D. emmigration
Answer: | B |
null | Question: What type of sedimentary rocks are made of minerals that precipitate from saline water?
Options:
A. limestone
B. shale
C. sandstone
D. chemical sedimentary rocks
Answer: | D |
null | Question: What factors determine the effect of a gene?
Options:
A. metabolites
B. alleles
C. genomes
D. ribosomes
Answer: | B |
null | Question: Scientists that study dolphins and other life in the ocean are called what?
Options:
A. marine biologists
B. sea biologists
C. marine geneticists
D. ocean biologists
Answer: | A |
null | Question: What is the study of structure, properties, and interactions of matter?
Options:
A. geology
B. chemistry
C. biology
D. petrology
Answer: | B |
null | Question: Transgenic animals are animals that have incorporated a gene from another species into their what?
Options:
A. enemies
B. habitats
C. food
D. genome
Answer: | D |
null | Question: What is the process by which organisms change in small ways over time?
Options:
A. natural selection
B. spontaneous mutation
C. microevolution
D. adaptation
Answer: | C |
null | Question: What kind of bonds are forces of attraction between positive metal ions and the valence electrons that are constantly moving around them?
Options:
A. metallic bonds
B. neutron bonds
C. liquid bonds
D. ionized bonds
Answer: | A |
null | Question: Unlike pure substances, mixtures have a what?
Options:
A. efficient composition
B. unique composition
C. complex composition
D. variable composition
Answer: | D |
null | Question: Aging is associated with the death of what?
Options:
A. muscles
B. genes
C. cells
D. proteins
Answer: | C |
null | Question: A bee will sometimes do a dance to tell other bees in the hive where to find what?
Options:
A. honey
B. water
C. food
D. enemies
Answer: | C |
null | Question: Short chains of two amino acids (dipeptides) or three amino acids (tripeptides) are also transported actively. however, after they enter the absorptive epithelial cells, they are broken down into their amino acids before leaving the cell and entering the capillary blood via what?
Options:
A. diffusion
B. osmosis
C. convection
D. absorption
Answer: | A |
null | Question: What is the only planet we know that has plate techtonics?
Options:
A. earth
B. Mars
C. Jupiter
D. Saturn
Answer: | A |
null | Question: What structure of the heart receives oxygen-poor blood from the body, then pumps the blood into the right ventricle?
Options:
A. left atrium
B. left ventricle
C. right atrium
D. right ventricle
Answer: | C |
null | Question: What is the supply of water to land or crops to help growth called?
Options:
A. drainage
B. absorbtion
C. precipitation
D. irrigation
Answer: | D |
null | Question: What is the term for the relatively stable state inside the body of an animal?
Options:
A. metabolism
B. consciousness
C. homeostasis
D. dormancy
Answer: | C |
null | Question: If both atoms are the same, they have the same electronegativity and share what type of bond?
Options:
A. ionic
B. nonpolar covalent
C. isotopic covalent
D. metabolic
Answer: | B |
null | Question: Plants reduce nitrate back to what before incorporating the nitrogen into organic compounds:?
Options:
A. phosphate
B. ammonium
C. phosphate
D. sulfide
Answer: | B |
null | Question: What kind of radiation can be used to disrupt the dna-rna protein synthesis cycle that allows bacteria to reproduce?
Options:
A. non-ionizing
B. ionizing
C. infrared
D. microwave
Answer: | B |
null | Question: What kind of bonding between alcohol molecules means that more energy is required to convert the liquid to vapor, and boiling points are therefore high?
Options:
A. stronger mineral bonding
B. weaker carbon bonding
C. stronger diffusion bonding
D. stronger hydrogen bonding
Answer: | D |
null | Question: What is the major source of water vapor in the atmosphere?
Options:
A. ocean
B. streams
C. sea
D. drift
Answer: | A |
null | Question: What do you need to do to water to make it steam?
Options:
A. heat it
B. cool it
C. freeze it
D. stir it
Answer: | A |
null | Question: The enzymes that participate in fatty acid catabolism are located in what?
Options:
A. mitochondria
B. nucleus
C. atoms
D. carbohydrates
Answer: | A |
null | Question: What property does coulomb electric force depend upon?
Options:
A. electric case
B. electric neutral
C. electric half
D. electric charge
Answer: | D |
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