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null | Question: Which metal is not a solid even at room temperature?
Options:
A. copper
B. aluminum
C. mercury
D. iron
Answer: | C |
null | Question: Along with dna, what is the other main type of nucleic acid?
Options:
A. cytoplasm
B. protein
C. nucleotides
D. rna
Answer: | D |
null | Question: Energy is the capacity to do work or to produce what?
Options:
A. heat
B. light
C. vibration
D. humidity
Answer: | A |
null | Question: The a in atp is short for what?
Options:
A. adenosine
B. acetic
C. acid
D. amino
Answer: | A |
null | Question: What is a vector quantity with the same direction as the force called?
Options:
A. impulse
B. simple
C. accelerated
D. inverted
Answer: | A |
null | Question: What type of mining is used to recover ores that are deeper into earth’s surface?
Options:
A. explosive mining
B. underwater mining
C. deep mining
D. underground
Answer: | D |
null | Question: What blood-carrying structures contain one-way valves that contribute to the return of blood to the heart?
Options:
A. brains
B. veins
C. clots
D. glands
Answer: | B |
null | Question: Transferring what from sodium to chlorine decreases the radius of sodium by about 50%?
Options:
A. proton
B. quark
C. electron
D. neutron
Answer: | C |
null | Question: What can be switched off by a protein called the trp repressor?
Options:
A. the chaperone protein
B. the operon
C. the cytokine
D. the genetic precursor
Answer: | B |
null | Question: Where does the development of a fetus take place?
Options:
A. The kidney
B. the female reproductive system
C. The vagina
D. The bladder
Answer: | B |
null | Question: The entropy is decreasing because a gas is becoming a what?
Options:
A. liquid
B. vapor cloud
C. swirl
D. solid
Answer: | A |
null | Question: Potassium hydroxide in soap is an example of what?
Options:
A. catalyst
B. enzyme
C. acid
D. base
Answer: | D |
null | Question: Arguably the most important ingredient in saliva for digestion is a type of what, which initiates the breakdown of carbohydrates?
Options:
A. genes
B. fatty
C. enzyme
D. amino
Answer: | C |
null | Question: On the atomic level, the dissolution of an ionic compound occurs when water interacts with the what in the crystal lattice?
Options:
A. atoms
B. fractals
C. particles
D. ions
Answer: | D |
null | Question: What property of fluids causes something to stay on or near the surface of water?
Options:
A. weight
B. strength
C. buoyancy
D. density
Answer: | C |
null | Question: The pressurized gas of earth's atmosphere is contained by what force?
Options:
A. plasma
B. light
C. variation
D. gravity
Answer: | D |
null | Question: What controls all five senses?
Options:
A. circulatory system
B. endocrine system
C. skin cells
D. nervous system
Answer: | D |
null | Question: How the individuals in a population are spread throughout their habitat is referred to as what?
Options:
A. population habitation
B. population spread
C. population distribution
D. habitual distribution
Answer: | C |
null | Question: The process in which organ systems work to maintain a stable internal environment is called what?
Options:
A. ketosis
B. thrombosis
C. homeostasis
D. consciousness
Answer: | C |
null | Question: When lava flows over a large area and cools, it creates a large, flat surface of what type of rock?
Options:
A. metamorphic
B. tidal
C. igneous
D. sedimentary
Answer: | C |
null | Question: What is the basic unit of structure and function of living things?
Options:
A. molecule
B. cell
C. atom
D. particle
Answer: | B |
null | Question: What are observable patterns of stars found in the night sky called?
Options:
A. latitudes
B. deformations
C. deviations
D. constellations
Answer: | D |
null | Question: What type of relationship occurs between organisms when one member benefits without affecting the other?
Options:
A. parasitic
B. commensalism
C. bilateral
D. cooperative
Answer: | B |
null | Question: Ripe fruits are usually red, orange, yellow, or what?
Options:
A. white
B. black
C. purple
D. blue
Answer: | C |
null | Question: The two main fundamental particles that make up neutrons are quarks and what else?
Options:
A. gluons
B. prions
C. atoms
D. leptons
Answer: | A |
null | Question: What is the only animal phyla that does not consist exclusively of invertebrates?
Options:
A. chordates
B. eukaryotes
C. arthropods
D. bacteria
Answer: | A |
null | Question: What can exposure to chemical or biological agents cause later in life?
Options:
A. regression
B. adaptation
C. an acquired immunodeficiency
D. spontaneous mutation
Answer: | C |
null | Question: What do you call the patterns and groups of stars in the sky that ancient people observed and made stories about?
Options:
A. meteors
B. constellations
C. planets
D. asteroid fields
Answer: | B |
null | Question: What layer is below the lithosphere and in the upper mantle?
Options:
A. asthenosphere
B. magnetosphere
C. hydrosphere
D. troposphere
Answer: | A |
null | Question: Oxygen is essentially just a waste product of the light reactions of what?
Options:
A. photosynthesis
B. electrolysis
C. glycolysis
D. Fibrinolysis
Answer: | A |
null | Question: What phenomenon, which is most important in small populations, occurs because the alleles in an offspring generation are a random sample of the alleles in the parent generation?
Options:
A. genetic drift
B. genetic code
C. genetic mutation
D. genetic DNA
Answer: | A |
null | Question: Flatworms reproduce sexually. in most species, the same individuals produce both what?
Options:
A. heart and sperm
B. gametes
C. eggs and sperm
D. diploid and haploid
Answer: | C |
null | Question: What scientist created the modern system for classifying organisms?
Options:
A. linnaeus
B. Pasteur
C. Newton
D. Bohr
Answer: | A |
null | Question: What appears in autumn when cool air moves over a warm lake?
Options:
A. misty fog
B. feature fog
C. movement fog
D. steam fog
Answer: | D |
null | Question: Electromagnetic specturm is the full spectrum of raidant energy, which is energy emitted and transmitted as what?
Options:
A. tides
B. waves
C. currents
D. flows
Answer: | B |
null | Question: What helps fungus digest cellulose and other materials found in rotting matter?
Options:
A. soil
B. enzymes
C. hormones
D. carbohydrates
Answer: | B |
null | Question: In a model of a hemoglobin molecule, the purple part indicates the presence of what element?
Options:
A. gold
B. helium
C. silver
D. iron
Answer: | D |
null | Question: The bond between the two nitrogen atoms is a what?
Options:
A. quadruple bond
B. single bond
C. triple bond
D. double bond
Answer: | C |
null | Question: Steel, bronze, and brass are examples of what?
Options:
A. oxides
B. compounds
C. alloys
D. chemicals
Answer: | C |
null | Question: What are the most common forms of lasers today made of?
Options:
A. light
B. silcon
C. spirogyra
D. prisms
Answer: | B |
null | Question: Ice floats because it is less what than liquid water?
Options:
A. heavy
B. dense
C. gaseous
D. warm
Answer: | B |
null | Question: Exemplified by cesium, which ignites spontaneously in air, pure elements with a high metallic character tend to be very what?
Options:
A. reactive
B. radiactive
C. inactive
D. proactive
Answer: | A |
null | Question: What is a pure substance that cannot be separated into any other substances called?
Options:
A. Cells
B. Spears
C. light
D. element
Answer: | D |
null | Question: What occurs when force is applied to a moving object?
Options:
A. inertia
B. acceleration
C. stimulation
D. transmission
Answer: | B |
null | Question: Oceans help control global warming by absorbing what?
Options:
A. ozone
B. methane
C. carbon dioxide
D. hydrogen
Answer: | C |
null | Question: What is the turning effectiveness of a force?
Options:
A. gravitational pull
B. velocity
C. torque
D. intake
Answer: | C |
null | Question: What is common in muscles that have become exhausted by use?
Options:
A. lactic acid fermentation
B. Blood Acid Fermentation
C. vibration acid fermentation
D. clumps acid fermentation
Answer: | A |
null | Question: A catalyst decreases the amount of what resource that is required in order to begin a chemical reaction?
Options:
A. kinetic energy
B. positive energy
C. activation energy
D. motion energy
Answer: | C |
null | Question: What helps push the fetus from the uterus during birth?
Options:
A. contractions
B. Shaking
C. glands
D. tremors
Answer: | A |
null | Question: Producing light without a high temperature is called?
Options:
A. fluorescence
B. effervescence
C. plasma
D. luminescence
Answer: | D |
null | Question: What is the term for the study of how living things interact with each other and with their environment?
Options:
A. ecology
B. anthropology
C. radiology
D. biology
Answer: | A |
null | Question: What is the time interval required for one complete wave to pass a point called?
Options:
A. period
B. cycle
C. half-life
D. minute
Answer: | A |
null | Question: When atoms gain or lose electrons, they can form electrically charged particles called what?
Options:
A. ions
B. eons
C. crystals
D. toxins
Answer: | A |
null | Question: Natural gas burns cleaner and produces less carbon dioxide than fuels of what type?
Options:
A. fossil fuels
B. solar energy
C. biofuels
D. renewable fuels
Answer: | A |
null | Question: What is the major cause of outdoor air pollution?
Options:
A. agricultural equipment
B. burning fossil fuels
C. electric lines
D. manufacturing industry
Answer: | B |
null | Question: What is a controlled scientific study of specific variables called?
Options:
A. experiment
B. practicum
C. example
D. variation
Answer: | A |
null | Question: What is the the basic si unit for mass?
Options:
A. pound
B. volume
C. density
D. kilogram (kg)
Answer: | D |
null | Question: What happens when turgid cells in a nonwoody tissue push against each other?
Options:
A. the tissue dies
B. the tissue stiffens
C. the tissue melts
D. the tissues merge
Answer: | B |
null | Question: Isothermal expansion is a process occurring without a change in?
Options:
A. precipitation
B. variation
C. temperature
D. weight
Answer: | C |
null | Question: Both the initiation and inhibition of cell division are triggered by events external to the cell when it is about to begin which process?
Options:
A. replication
B. extraction
C. isolation
D. mutation
Answer: | A |
null | Question: Some isotopes are stable indefinitely, while others are radioactive and do what through a characteristic form of emission?
Options:
A. replicate
B. expand
C. bond
D. decay
Answer: | D |
null | Question: What organ eliminates solid wastes that remain after the digestion of food?
Options:
A. the large intestine
B. the appendix
C. the bladder
D. the spleen
Answer: | A |
null | Question: Electronegativities are used to determine the polarity of covalent bonds. the polarity of a covalent bond can be judged by determining the difference of the electronegativities of what involved in the covalent bond?
Options:
A. six atoms
B. seven atoms
C. two atoms
D. three atoms
Answer: | C |
null | Question: Momentum is directly related to both mass and?
Options:
A. velocity
B. mass
C. speed
D. intensity
Answer: | A |
null | Question: What do concentric circles on a topographic map indicate?
Options:
A. a lake
B. a forest
C. a hill
D. a crater
Answer: | C |
null | Question: What is another term for all eukaryotic organisms that are neither animals, nor plants, nor fungi?
Options:
A. protists
B. paramecium
C. arthropods
D. prokaryotes
Answer: | A |
null | Question: What is the body of a roundworm covered with?
Options:
A. slime
B. thin epidermis
C. thick scales
D. tough cuticle
Answer: | D |
null | Question: What determines the strength of a base when dissolved in water?
Options:
A. amount of phosphorus ions produced
B. amount of hydroxide ions produced
C. pH level
D. saline content
Answer: | B |
null | Question: Galaxies can be spiral, elliptical, or which other type?
Options:
A. simple
B. irregular
C. vertical
D. oblong
Answer: | B |
null | Question: What is water falling from the sky called?
Options:
A. erosion
B. precipitation
C. vaporization
D. distillation
Answer: | B |
null | Question: What characteristics of an organism help it survive?
Options:
A. systems
B. additions
C. Changes
D. adaptations
Answer: | D |
null | Question: What are the two possible reduction products for brf3?
Options:
A. brf2 and brf4
B. brf and br2
C. brg and brf
D. brf and brf4
Answer: | B |
null | Question: Materials such as metals have low resistance to electric current, what are they called?
Options:
A. electric conduit
B. electric conductors
C. electric channel
D. electric channels
Answer: | B |
null | Question: Why do waves travel faster through solids?
Options:
A. particles fuse together
B. particles closer together
C. particles range together
D. particles pipe together
Answer: | B |
null | Question: What do herbivores eat?
Options:
A. plants
B. animals
C. minerals
D. meat and plants
Answer: | A |
null | Question: In which ways may sponges reproduce?
Options:
A. sexually and vertically
B. sexually and asexually
C. internally and externally
D. meiosis and mitosis
Answer: | B |
null | Question: What's the term for a piece of an organism breaking off and forming a new organism?
Options:
A. extinction
B. improvization
C. depletion
D. fragmentation
Answer: | D |
null | Question: What is considered a good source of calcium?
Options:
A. wheat
B. corn
C. milk
D. egg
Answer: | C |
null | Question: Deserts are generally dry ecosystems having very little what?
Options:
A. mountains
B. heat
C. snowfall
D. rainfall
Answer: | D |
null | Question: What molecule can be used by the body to synthesize cholesterol ?
Options:
A. hydroxide coa
B. ethylene coa
C. chloride coa
D. acetyl coa
Answer: | D |
null | Question: The magnet field of earth is called what?
Options:
A. troposphere
B. atmosphere
C. magnetosphere
D. ionosphere
Answer: | C |
null | Question: What are hollow cylinders and are the thickest of the cytoskeleton structures?
Options:
A. vesicles
B. microtubules
C. cytoplasm
D. nucleotides
Answer: | B |
null | Question: What in mammalian lungs, increases the surface area for gas exchange?
Options:
A. alveoli
B. bronchioles
C. bronchi
D. thorax
Answer: | A |
null | Question: The three layers of protective coverings of the spinal cord is called what?
Options:
A. dermis
B. muscles
C. tendons
D. meninges
Answer: | D |
null | Question: What is the term for buildup of cell debris and cholesterol inside the arteries?
Options:
A. sclerosis
B. atherosclerosis
C. fibrosis
D. phimosis
Answer: | B |
null | Question: The normal response of the respiratory system to elevated ph is to increase the amount of what in the blood?
Options:
A. red blood cells
B. acid
C. co2
D. glucose
Answer: | C |
null | Question: What includes all the biotic and abiotic factors in an area and how they interact?
Options:
A. habitat
B. tundra
C. ecosystem
D. biome
Answer: | C |
null | Question: Convex lenses are thicker in the middle than at the edges so they cause rays of light to converge, or meet, at a point called what?
Options:
A. the base
B. focus
C. the apex
D. the center
Answer: | B |
null | Question: What do we call scientists who study and forecast the weather?
Options:
A. TV hosts
B. forecasters
C. Climate predictors
D. meteorologists
Answer: | D |
null | Question: The physical sciences can be divided into physics and what other science?
Options:
A. phsycology
B. biology
C. chemistry
D. astrology
Answer: | C |
null | Question: If you examine eyeglasses for nearsighted people, you will find the lenses are thinnest in the center and of what shape?
Options:
A. concave
B. convex
C. asymmetrical
D. square
Answer: | A |
null | Question: What do we call the recycling of inorganic matter between living organisms and their environment?
Options:
A. water cycle
B. phosphorus cycle
C. biogeochemical cycle
D. nutrient cycle
Answer: | C |
null | Question: Chemical signals are received by the target cell on what?
Options:
A. acidic proteins
B. parent proteins
C. inceptor proteins
D. receptor proteins
Answer: | D |
null | Question: What term is used to describe when a liquid is the temperature at which its equilibrium vapor pressure is equal to the pressure exerted on the liquid by its gaseous surroundings?
Options:
A. boiling point
B. freezing point
C. evaporating point
D. burning point
Answer: | A |
null | Question: What is the pair of bean-shaped organs that filters blood and produces urine?
Options:
A. kidneys
B. lungs
C. heart
D. arteries
Answer: | A |
null | Question: What is the name of matter that mechanical wave energy can only travel through?
Options:
A. medium
B. solid
C. form
D. weight
Answer: | A |
null | Question: What kind of muscle is responsible for making the human heart beat?
Options:
A. cardiac muscle
B. teres minor
C. deltoid
D. respiratory muscle
Answer: | A |
null | Question: When the number of electrons and the number of protons are equal, the object is what?
Options:
A. neutral
B. Positive
C. static
D. Negative
Answer: | A |
null | Question: Which glands sit atop the kidneys and are composed of an outer cortex and an inner medulla, all surrounded by a connective tissue capsule?
Options:
A. thyroid glands
B. salivary
C. gonads
D. adrenal
Answer: | D |
null | Question: What type of plate is an island arc found on?
Options:
A. coastal
B. shear
C. continental
D. oceanic
Answer: | D |
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