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null | Question: For any given species, what term means the maximum population that can be supported by the environment?
Options:
A. carrying capacity
B. tipping point
C. zero population growth
D. mass extinction
Answer: | A |
null | Question: What is responsible not only for cell shape changes but also for cell migration?
Options:
A. cytoplasm
B. cytoskeleton
C. Golgi Apparatus
D. cellulose
Answer: | B |
null | Question: Isobaric expansion is a process occurring without a change in what?
Options:
A. direction
B. energy
C. temperature
D. pressure
Answer: | D |
null | Question: In relation to electrical current, what property will a narrow wire have more of than a wide wire?
Options:
A. resistance
B. voltage
C. wattage
D. current
Answer: | A |
null | Question: What is the smallest unit of a chemical element called?
Options:
A. atom
B. nucleus
C. droplet
D. cell
Answer: | A |
null | Question: Allergy symptoms can be treated with medications such as?
Options:
A. channel blockers
B. antibiotics
C. antihistamines
D. hormone treatments
Answer: | C |
null | Question: What plant hormone allows plants to curve in a specific direction?
Options:
A. apoptosis
B. peptides
C. auxin
D. pheremone
Answer: | C |
null | Question: More common in developing countries, parasitic diseases caused by roundworms often result from poor practice of what?
Options:
A. preventative medicine
B. education
C. agriculture
D. personal hygiene
Answer: | D |
null | Question: What is defined as male gametes that form in the testes and mature in the epididymis?
Options:
A. sperm
B. stereocilia
C. plasma
D. mucus
Answer: | A |
null | Question: One-dimensional sinusoidal waves show the relationship among wavelength, frequency, and what?
Options:
A. velocity
B. speed
C. motion
D. friction
Answer: | B |
null | Question: Where do skeletal muscles usually attach?
Options:
A. to cartilage
B. to the spine
C. to dendrites
D. end of bones
Answer: | D |
null | Question: Typically, what feature of an angiosperm has four main parts known as the calyx, corolla, androecium, and gynoecium?
Options:
A. flower
B. stem
C. glass
D. leaves
Answer: | A |
null | Question: What is the term for water that contains one or more dissolved substances?
Options:
A. dilute solution
B. sediment solution
C. evaporation solution
D. aqueous solution
Answer: | D |
null | Question: What is the members of the clade vertebrata known as?
Options:
A. vertebrates
B. grasses
C. lipids
D. invertebrates
Answer: | A |
null | Question: The roots of a plant take in nutrients and what vital substance?
Options:
A. air
B. Ash
C. Soil
D. water
Answer: | D |
null | Question: What type of respiration has the advantage of releasing more energy?
Options:
A. aerobic
B. anaerobic
C. kinetic
D. elastic
Answer: | A |
null | Question: Which body part helps roundworm prevent their body from expanding?
Options:
A. skin
B. scales
C. plate
D. tough cuticle covering
Answer: | D |
null | Question: In his work with pea plants, mendel performed what, which involves mating two true-breeding individuals that have different traits?
Options:
A. hybridization
B. assimilation
C. mutations
D. cross-breeding
Answer: | A |
null | Question: What two lenses comprise a compound microscope?
Options:
A. polarized and focal
B. objective and eyepiece
C. concave and convex
D. scope and focus
Answer: | B |
null | Question: The anterior muscles of the neck facilitate swallowing and what else?
Options:
A. perspiration
B. speech
C. crying
D. hearing
Answer: | B |
null | Question: What do you call the regular changes in biology or behavior that occur in a 24-hour cycle?
Options:
A. cognitive rhythms
B. sleep rhythms
C. variable rhythms
D. circadian rhythms
Answer: | D |
null | Question: What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit?
Options:
A. mesosphere
B. stratosphere
C. thermosphere
D. troposphere
Answer: | A |
null | Question: What type of waste is eliminated from the body through the anus?
Options:
A. urine
B. solid
C. carbon dioxide
D. liquid
Answer: | B |
null | Question: What is a measure of the amount of space a substance or an object takes up?
Options:
A. volume
B. mass
C. speed
D. density
Answer: | A |
null | Question: What is the purpose of water molds in fresh water environments?
Options:
A. decomposition
B. oxygen production
C. fish food
D. wave production
Answer: | A |
null | Question: Where do extrusive igneous rocks cool at?
Options:
A. underground
B. in water
C. in volcanoes
D. surface
Answer: | D |
null | Question: What field of study is called the language of science?
Options:
A. logic
B. linguistics
C. mathematics
D. physics
Answer: | C |
null | Question: What makes the halogen group so diverse?
Options:
A. bonds easily
B. contains alloys
C. a single state of matter
D. three different states of matter
Answer: | D |
null | Question: Pseudohypertrophic muscular dystrophy is an inherited disorder that causes gradual deterioration of what?
Options:
A. brain
B. muscles
C. nerves
D. fluids
Answer: | B |
null | Question: What type of pollution results from the contaminants that enter a waterway or water body through a single site?
Options:
A. simple source pollution
B. point source pollution
C. targeted source pollution
D. liquid source pollution
Answer: | B |
null | Question: What is the process for developing knowledge called?
Options:
A. creationism
B. theory
C. evolution
D. science
Answer: | D |
null | Question: Sound navigation and ranging is an acronym for what, which is used to locate underwater objects such as submarines?
Options:
A. sonar
B. radar
C. sound transmission
D. GPS
Answer: | A |
null | Question: What is the evolutionary history of group of related organisms
Options:
A. substructure
B. iteration
C. history
D. phylogeny
Answer: | D |
null | Question: Some meteorites are made of iron and nickel and are thought to be very similar to what part of the earth?
Options:
A. mantel
B. shelf
C. core
D. crust
Answer: | C |
null | Question: What is the main element in organic compounds?
Options:
A. helium
B. oxygen
C. carbon
D. hydrogen
Answer: | C |
null | Question: Water-soluble carboxylic acids ionize slightly in water to form these?
Options:
A. very acidic solutions
B. solvents
C. moderately acidic solutions
D. nonacidic solutions
Answer: | C |
null | Question: Why does metal conduct heat and electricity so well?
Options:
A. electromagnetism
B. free flowing electrons
C. free flowing photons
D. insulation
Answer: | B |
null | Question: Algae convert energy from the sun into food by means of what process?
Options:
A. photosynthesis
B. glycolysis
C. compression
D. luminosynthesis
Answer: | A |
null | Question: Many enzymes are simple proteins consisting entirely of one or more of these?
Options:
A. amino acid chains
B. proteins acid chains
C. interaction acid chains
D. alkali acid chains
Answer: | A |
null | Question: What goes through different larval stages?
Options:
A. plants
B. crustaceans
C. sponges
D. octopuses
Answer: | B |
null | Question: What is already causing food and water shortages and species extinctions?
Options:
A. immigration
B. zero population growth
C. global warming
D. urbanization
Answer: | C |
null | Question: What kind of reactions absorb energy from their surroundings as they occur?
Options:
A. exothermic
B. autotrophic
C. endothermic
D. hydrostatic
Answer: | C |
null | Question: What does power imply is happening to energy?
Options:
A. being transferred
B. being created
C. being destroyed
D. is expanding
Answer: | A |
null | Question: Having polar bonds may make a covalent compound what?
Options:
A. polar
B. ionic
C. negatively charged
D. neutral
Answer: | A |
null | Question: What happens when alkanes are mixed with oxygen at room temperature?
Options:
A. redox
B. combustion
C. single replacement
D. no reaction
Answer: | D |
null | Question: What is defined as maintaining a stable internal environment?
Options:
A. consciousness
B. peristalsis
C. ketosis
D. homeostasis
Answer: | D |
null | Question: The cell starting meiosis is called a what?
Options:
A. secondary oocyte
B. primary gamete
C. zygote
D. primary oocyte
Answer: | D |
null | Question: Wave cut platforms are level areas formed by what?
Options:
A. surge erosion
B. shock erosion
C. glaciers
D. wave erosion
Answer: | D |
null | Question: A unique type of organism is also known as what?
Options:
A. element
B. species
C. parasites
D. taxonomy
Answer: | B |
null | Question: Spongy bone is found inside bones and is lighter and less dense than compact bone because it is what?
Options:
A. fibrous
B. amorphous
C. pliable
D. porous
Answer: | D |
null | Question: How do yeasts reproduce?
Options:
A. asexually
B. homosexual
C. preferentially
D. bisexual
Answer: | A |
null | Question: The composition of the magma determines if the rock is mafic, felsic, or what?
Options:
A. porous
B. magnetic
C. intermediate
D. variable
Answer: | C |
null | Question: In mammals, air is warmed and humidified in what?
Options:
A. esophagus
B. nasal cavity
C. stomach
D. lungs
Answer: | B |
null | Question: A switch in a circuit controls the flow of what, specifically, within the circuit?
Options:
A. pressure
B. current
C. density
D. resistance
Answer: | B |
null | Question: Muscle atrophy due to age is called what?
Options:
A. pepinia
B. sarcopenia
C. nymphomania
D. Increased Atrophy
Answer: | B |
null | Question: How do plants grow?
Options:
A. through pollination and cell division
B. through cell growth and cell division
C. through cell growth and sexual reproduction
D. through mitosis and cell division
Answer: | B |
null | Question: Many of the hormones are secreted in response to what signals of the body?
Options:
A. skeletal system signals
B. nervous system signals
C. nose system signals
D. heart system signals
Answer: | B |
null | Question: What happens when chemical bonds in a burning log break?
Options:
A. release heat
B. hold heat
C. decrease heat
D. remove heat
Answer: | A |
null | Question: What is the mode of breathing that occurs at rest and does not require the cognitive thought of the individual?
Options:
A. quiet breathing
B. small breathing
C. forced breathing
D. conscious breathing
Answer: | A |
null | Question: Physical science can be defined as the study of matter and what?
Options:
A. natural forces
B. time
C. space
D. energy
Answer: | D |
null | Question: Which type of glaciers form in high mountains and travel through valleys?
Options:
A. alpine glaciers
B. rocky glaciers
C. seaside glaciers
D. altitude glaciers
Answer: | A |
null | Question: The bones of the skull are connected by what type of joints?
Options:
A. pivoting
B. adjustable
C. semi-mobile
D. immovable
Answer: | D |
null | Question: What small biological structures make up all living things, including the human body?
Options:
A. cells
B. scales
C. proteins
D. lipids
Answer: | A |
null | Question: In the mouth, enzymes present in what begin to chemically break down food?
Options:
A. acid
B. blood
C. lymph
D. saliva
Answer: | D |
null | Question: What leads to multiple copies of a chromosomal region?
Options:
A. duplications (or amplifications )
B. subtractions
C. gene modification
D. minimilizations
Answer: | A |
null | Question: What type of gases are used for balloons, light bulbs and lighted signs?
Options:
A. noble
B. helium
C. heavy
D. ignoble
Answer: | A |
null | Question: What is a fold of the outer skin lining the shell called?
Options:
A. marble
B. cortex
C. mantle
D. stack
Answer: | C |
null | Question: What type of gas is used to fill glass tubes of lighted signs?
Options:
A. noble
B. inert
C. natural
D. synthetic
Answer: | A |
null | Question: The vas deferens and ejaculatory ducts transport sperm from the epididymes to the urethra in what system?
Options:
A. cardiovascular system
B. male reproductive system
C. digestive system
D. famous reproductive system
Answer: | B |
null | Question: What process consists of the mechanisms that produce an observed pattern of change?
Options:
A. evolution
B. cycle
C. variation
D. repetition
Answer: | A |
null | Question: What is the term for the movement of individuals out of a population?
Options:
A. immigration
B. emigration
C. succession
D. colonization
Answer: | B |
null | Question: What forms a barrier between the cytoplasm and the environment outside the cell?
Options:
A. the plasma membrane
B. the splatter membrane
C. the cellular membrane
D. the mitochondria membrane
Answer: | A |
null | Question: What is another word for thermal energy?
Options:
A. heat
B. humidity
C. temperature
D. solar
Answer: | A |
null | Question: What type of electrons does carbon have?
Options:
A. shell
B. ionic
C. gradient
D. valence
Answer: | D |
null | Question: Receptors for what sense are located within sensory hairs on the feet of insects, as well as in mouthparts?
Options:
A. taste
B. sight
C. smell
D. touch
Answer: | A |
null | Question: An apocrine sweat gland is usually associated with hair follicles in densely hairy areas, such as armpits and genital regions. apocrine sweat glands are larger than eccrine sweat glands and lie deeper in the dermis, sometimes even reaching this?
Options:
A. papillary dermis
B. epidermis
C. stratum corneum
D. hypodermis
Answer: | D |
null | Question: Objects in motion that return to the same position after a fixed period of time are said to be in what type of motion?
Options:
A. curving
B. dynamic
C. circular
D. harmonic
Answer: | D |
null | Question: The arid environment of a desert, for instance, can quickly deplete an animal of what?
Options:
A. air
B. strength
C. water
D. protein
Answer: | C |
null | Question: What lies between the continental shelf and the abyssal plain?
Options:
A. equator
B. continental belt
C. successive slope
D. continental slope
Answer: | D |
null | Question: Chemical energy is another form of which energy?
Options:
A. potential energy
B. mechanical energy
C. nuclear energy
D. heat energy
Answer: | A |
null | Question: What property of ocean water increases rapidly as the water gets deeper?
Options:
A. salt content
B. pressure
C. visability
D. speed
Answer: | B |
null | Question: What unit of measurement is typically used for rainfall?
Options:
A. pounds
B. feet
C. inches
D. gallons
Answer: | C |
null | Question: What is the leading cause of death worldwide?
Options:
A. coronary artery disease
B. cancer
C. lung disease
D. liver failure
Answer: | A |
null | Question: About how full is the outer energy level in metalloids?
Options:
A. nearly empty
B. half full
C. a quarter full
D. three-fourth full
Answer: | B |
null | Question: What does an array of radio telescopes collect?
Options:
A. light waves
B. radio waves
C. microwaves
D. thermal waves
Answer: | B |
null | Question: Small nonprotein, water-soluble molecules or ions called second messengers often play a role in what kind of pathways?
Options:
A. inhibiting
B. creating
C. signaling
D. creating
Answer: | C |
null | Question: What two types of hormones regulate mammalian reproduction?
Options:
A. tropic and subtropic
B. pheromones and enzymes
C. tropic and sex
D. endorphins and adrenaline
Answer: | C |
null | Question: A globe is the best way to make a map of what?
Options:
A. whole earth
B. a city
C. solar system
D. a continent
Answer: | A |
null | Question: What is a form of matter that has a definite shape and volume?
Options:
A. plasma
B. solid
C. liquid
D. gas
Answer: | B |
null | Question: Where are most white blood cells made?
Options:
A. plasma
B. the bone marrow
C. lungs
D. heart tissue
Answer: | B |
null | Question: What term simply means sensitive beyond normal levels of activation?
Options:
A. monosensitivity
B. hyposensitivity
C. hypersensitivity
D. isosensitivity
Answer: | C |
null | Question: Osteoclasts and osteoblasts play key roles in repair of what?
Options:
A. heart
B. liver
C. bone
D. brain
Answer: | C |
null | Question: In classical physics, momentum is a simple product of mass and this?
Options:
A. speed
B. acceleration
C. velocity
D. direction
Answer: | C |
null | Question: A hypothesis is scientific only if it can be tested by what?
Options:
A. making observations
B. carbon dating
C. making a conclusion
D. independent variable
Answer: | A |
null | Question: When performing anaerobic exercise, your muscles work against what?
Options:
A. resistance
B. gravity
C. momentum
D. inertia
Answer: | A |
null | Question: What is the only metalloid in group 13?
Options:
A. boron
B. phosphorus
C. gallium
D. alluminum
Answer: | A |
null | Question: The burning of fossil fuels has increased which effect?
Options:
A. greenhouse effect
B. natural gas effect
C. ozone effect
D. photosynthesis effect
Answer: | A |
null | Question: A plane mirror has a flat reflective surface and forms only which kind of images?
Options:
A. reduced
B. spherical
C. enlarged
D. virtual
Answer: | D |
null | Question: What type of shape does sodium chloride have?
Options:
A. round
B. cubic
C. oblong
D. trianguler
Answer: | B |
null | Question: Each protein has its own unique sequence and shape held together by chemical interactions. if the protein is subject to changes in temperature, ph, or exposure to chemicals, the protein structure may change, losing its shape in what is known as this?
Options:
A. gastrulation
B. fermentation
C. extraction
D. denaturation
Answer: | D |
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