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Another major cause of extinction is global warming , which is also known as?
A. sudden climate change
B. regional climate change
C. global climate change
D. rapid climate change
Answer:
|
C
|
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|
What shape rash is formed from a skin infection caused by trichophyton?
A. ring-shaped
B. rod-shaped
C. striped
D. polka dot
Answer:
|
A
|
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|
What type of bonds only form in metals?
A. liquid bonds
B. friction bonds
C. metallic bonds
D. optical bonds
Answer:
|
C
|
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|
The last major ice age took place in which era?
A. pleistocene
B. miocene
C. cenozoic
D. pliocene
Answer:
|
A
|
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|
What signals the secretion of gastric acid?
A. pepsin
B. gastrin
C. hormone
D. leptin
Answer:
|
B
|
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|
Each microspore develops into a pollen grain containing a male what?
A. zygote
B. sperm
C. progesterone
D. gametophyte
Answer:
|
D
|
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|
What is used to describe gas concentrations of a solution?
A. fixation fractions
B. atom fractions
C. mesh fractions
D. mole fractions
Answer:
|
D
|
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|
What type of organism has many different specialized cells that work together to carry out life processes?
A. single-celled organism
B. sequenced organism
C. mutated organism
D. multicellular organism
Answer:
|
D
|
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|
What types of bonds hold together positive metal ions and their valence electrons?
A. covalent bonds
B. toxic bonds
C. ionic bonds
D. metallic bonds
Answer:
|
D
|
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|
The once compressed universe expanded rapidly after what nicknamed event billions of years ago?
A. big bang
B. big explosion
C. good bang
D. big bust
Answer:
|
A
|
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|
Do metals tend to gain electrons or lose electrons in chemical reactions?
A. gain electrons
B. lose electrons
C. same number of electrons
D. develop electrons
Answer:
|
B
|
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|
Living things evolve what characteristics that make them better suited for their environment?
A. reflexes
B. instincts
C. adaptations
D. mutations
Answer:
|
C
|
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|
Where are the two tonsils located?
A. sinus
B. tooth
C. throat
D. nose
Answer:
|
C
|
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|
The chemistry of each element is determined by its number of what?
A. protons and neutrons
B. protons and electrons
C. nuclei and neutrons
D. electrons and neutrons
Answer:
|
B
|
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|
What is defined as the amount of force acting on a given area?
A. density
B. resistance
C. pressure
D. power
Answer:
|
C
|
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|
Which type of energy is the energy of anything in motion?
A. residual engergy
B. physiological engergy
C. kinetic engergy
D. diffuse energy
Answer:
|
C
|
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|
What are large sheets of ice that cover relatively flat ground called?
A. cellular glaciers
B. continental glaciers
C. rocky glaciers
D. land glaciers
Answer:
|
B
|
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|
What is the accelerating pattern of increasing population size called?
A. reproducing growth
B. exponential growth
C. limited growth
D. induced growth
Answer:
|
B
|
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|
Ions can be formed when atoms lose what other particles?
A. protons
B. shells
C. electrons
D. neutrons
Answer:
|
C
|
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|
Deserts are generally dry ecosystems having very little what?
A. snowfall
B. rainfall
C. heat
D. mountains
Answer:
|
B
|
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|
The average number of individuals per unit of area can be expressed as what?
A. percent density
B. total density
C. population density
D. the percent of population
Answer:
|
C
|
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|
The top 200 meters of water is called what zone?
A. the biotic zone
B. the photic zone
C. the stratosphere
D. the subterranean zone
Answer:
|
B
|
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|
A homogeneous mixture with tiny particles in it is known as what?
A. plasmid
B. element
C. structure
D. solution
Answer:
|
D
|
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|
What is the term for decomposers that consume dead leaves, animal feces, and other organic debris collected on the ground or at the bottom of water?
A. recyclers
B. detritivores
C. scavengers
D. consumers
Answer:
|
B
|
sciq
|
If a gas in a closed area experiences increases in pressure and decreases in temperatures, what other attribute of the gas will be affected?
A. gravity
B. temperature
C. volume
D. velocity
Answer:
|
C
|
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|
What is the term for the hard covering that protects insects, crustaceans, and spiders?
A. exoplate
B. endoplate
C. endoskeleton
D. exoskeleton
Answer:
|
D
|
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|
What gas is expired out of the body during exhalation?
A. hydrogen
B. oxygen
C. carbon dioxide
D. carbon monoxide
Answer:
|
C
|
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|
Through this process, algae provide glucose for the ecosystem?
A. glycolysis
B. GLUCOPHAGE
C. spermatogenesis
D. photosynthesis
Answer:
|
D
|
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|
What determines your hair color trait?
A. Heredity
B. cells
C. genes
D. chromosomes
Answer:
|
C
|
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|
What layer of skin is directly under the epidermis?
A. the dermis
B. sweat glands
C. the aponeurosis
D. hypodermis
Answer:
|
A
|
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|
What is caused by bodies sliding over rough surfaces?
A. friction
B. tension
C. vibration
D. heat loss
Answer:
|
A
|
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|
The electromagnetic spectrum represents the full range of frequency of what type of wave?
A. electromagnetic
B. transverse wave
C. seismic
D. mechanical
Answer:
|
A
|
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|
Distinguishing between homology and analogy is critical in reconstructing what?
A. phylums
B. residues
C. phylogenies
D. proteases
Answer:
|
C
|
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|
What do many mollusks secrete for their protection?
A. sedimentation shell
B. mucus
C. calcareous shell
D. microscopic shell
Answer:
|
C
|
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|
What were the first particles with mass to be directly confirmed to have the wavelength proposed by de broglie?
A. protons
B. negatrons
C. electrons
D. ions
Answer:
|
C
|
sciq
|
What is a simple machine that consists of a rope wrapped around a grooved wheel?
A. Wheel and axle
B. a pulley
C. Inclined plane
D. Lever
Answer:
|
B
|
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|
What helps screen libraries for a gene of interest using nucleic acid hybridization?
A. cellular acid probe
B. proteins acid probe
C. nucleic acid probe
D. mitochondrial acid probe
Answer:
|
C
|
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|
What is one way of classifying organisms called?
A. tuck
B. clade
C. spasm
D. cluster
Answer:
|
B
|
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|
The earliest stages of spermatogenesis occur closest to the lumen of the what?
A. interstitial tubules
B. epithelium tubules
C. viviparous tubules
D. seminiferous tubules
Answer:
|
D
|
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|
Which of the electromagnetic waves have the shortest wavelengths and highest frequencies?
A. beta
B. gamma
C. plasma
D. ultraviolet
Answer:
|
B
|
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|
The oxidation of an alcohol can produce either an aldehyde or what?
A. ketone
B. ester
C. amine
D. enzyme
Answer:
|
A
|
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|
Change in momentum in an object is equivalent to what other measurement?
A. resistance
B. gravity
C. impulse
D. velocity
Answer:
|
C
|
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|
Where does most water evaporate from?
A. rivers
B. oceans
C. lakes
D. seas
Answer:
|
B
|
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|
Which waves have the longest wavelengths but the least energy in the atmosphere?
A. channel waves
B. radio waves
C. microwaves
D. light waves
Answer:
|
B
|
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|
The effect of gravity on circulation means that it is harder to get blood up from the legs as the body takes on this?
A. vertical orientation
B. horizontal orientation
C. dorsal orientation
D. frontal orientation
Answer:
|
A
|
sciq
|
Red blood cells, white blood cells and what other cell is found in blood?
A. antibodies
B. plasma cells
C. hemoglobin
D. platelets
Answer:
|
D
|
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|
How many dimensions can humans see in?
A. two
B. one
C. five
D. three
Answer:
|
D
|
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|
What do you call the unhealthy synthetic lipids created when unsaturated fatty acids are artificially manufactured to have straight chains?
A. trans fatty acids
B. safflower acids
C. omega-3 fatty acids
D. polyunsaturated fats
Answer:
|
A
|
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|
In what type of climate might one find deciduous trees?
A. moist continental
B. Dry Continental
C. thick continental
D. humid continental
Answer:
|
D
|
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|
Cellular respiration involves forming atp from what type of sugar?
A. glucose
B. glutamate
C. sucrose
D. fructose
Answer:
|
A
|
sciq
|
The magnitude of the wave function at a particular point in space is proportional to what property of the wave at that point?
A. amplitude
B. frequency
C. Sounding
D. voltage
Answer:
|
A
|
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|
Representing a leap in scientific understanding, einstein described what as a dent in the fabric of space and time?
A. energy
B. gravity
C. light
D. motion
Answer:
|
B
|
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|
Green algae and land plants are closely what?
A. unrelated
B. foreign
C. different
D. related
Answer:
|
D
|
sciq
|
How many alleles control a characteristic?
A. 2
B. 3
C. 4
D. 8
Answer:
|
A
|
sciq
|
All living things are able to produce what?
A. tissue
B. offspring
C. proteins
D. toxins
Answer:
|
B
|
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|
What is the smallest volcanic landform that is formed from accumulation of many small fragments of ejected material?
A. log cones
B. edifice cones
C. cinder cones
D. concave cones
Answer:
|
C
|
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|
What are surface currents mainly caused by?
A. waves
B. lightning
C. winds
D. rains
Answer:
|
C
|
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|
What kind of solids are generally classified by the forces that hold their particles together and include ionic, metallic, covalent network, and molecular types?
A. crystalline solids
B. helium solids
C. flat solids
D. distinct solids
Answer:
|
A
|
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|
What can often be used to measure distance?
A. models
B. histograms
C. graphs
D. maps
Answer:
|
D
|
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|
Which single most factor is responsible for the extinction of hundreds of species of birds?
A. diet
B. human actions
C. animal actions
D. habitat
Answer:
|
B
|
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|
The differing glycosidic linkages in starch and cellulose give the two molecules what kind of distinct shapes?
A. one-dimensional
B. three-dimensional
C. square
D. diamond
Answer:
|
B
|
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|
What is the angiosperm seed surrounded by?
A. ovary
B. egg
C. cone
D. uterus
Answer:
|
A
|
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|
Which process helps bacteria in the gut break down the remains of the digested food?
A. fermentation
B. oxidation
C. decomposition
D. synthesis
Answer:
|
A
|
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|
Unlike wild animals, what type of species are genetically uniform, making them more vulnerable to die-out from disease?
A. domestic species
B. urbane species
C. mammals
D. free-range species
Answer:
|
A
|
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|
The diapsids diverged into two groups, the archosauromorpha (“ancient lizard form”) and the lepidosauromorpha (“scaly lizard form”) during what time period?
A. cenozoic
B. mesozoic
C. holocene
D. paleozoic
Answer:
|
B
|
sciq
|
A few elements, called what, can conduct electricity, but not as well as metals?
A. synthetics
B. gases
C. halogens
D. metalloids
Answer:
|
D
|
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|
Which type of eruptions created the entire ocean floor?
A. fissure eruptions
B. lava effusion
C. formation eruptions
D. fault eruptions
Answer:
|
A
|
sciq
|
What is damaged in the inner ear by loud sounds that cause hearing loss?
A. hammer and anvil
B. ear drum
C. tympanic membrane
D. hair cells
Answer:
|
D
|
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|
The energy in sunlight is also known as what kind of energy?
A. potential energy
B. solar energy
C. kinetic energy
D. geothermal energy
Answer:
|
B
|
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|
In what form is the heat absorbed when you heat ice and it reaches a temperature of 0 c?
A. radiation energy
B. geothermal energy
C. mechanical energy
D. potential energy
Answer:
|
D
|
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|
The sugar of one nucleotide binds to what group of the next nucleotide?
A. the chloride
B. the protein
C. the phosphate
D. the alkaline
Answer:
|
C
|
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|
How does the image focused by the eye travel to the brain?
A. the sensory nerve
B. the secondary nerve
C. the optic nerve
D. the modulated nerve
Answer:
|
C
|
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|
If a human only has 45 chromosomes it is most likely due to a mistake during what?
A. meiosis
B. mitosis
C. plexus
D. testis
Answer:
|
A
|
sciq
|
The digestive organs within the abdominal cavity are held in place by the peritoneum, a broad serous membranous sac made up of squamous epithelial tissue surrounded by this?
A. skin
B. connective tissue
C. mucus
D. bone
Answer:
|
B
|
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|
What season causes people to look forward to spring?
A. autumn
B. summer
C. fall
D. winter
Answer:
|
D
|
sciq
|
What are the narrowest blood vessels, where oxygen is transferred into body cells?
A. arteries
B. capillaries
C. muscles
D. viens
Answer:
|
B
|
sciq
|
What is quantified by measuring the number of decay processes per unit time?
A. radioactivity
B. fossil age
C. microwave power
D. temperature
Answer:
|
A
|
sciq
|
What is a measure of the force of gravity pulling on an object of a given mass?
A. solidity
B. effect
C. scale
D. weight
Answer:
|
D
|
sciq
|
What is the atomic number?
A. number of protons
B. Number of neutrons
C. Speed of electrons
D. Number of electrons
Answer:
|
A
|
sciq
|
Some isotopes are stable indefinitely, while others are radioactive and do what through a characteristic form of emission?
A. replicate
B. bond
C. decay
D. expand
Answer:
|
C
|
sciq
|
Cellular respiration uses oxygen to harvest what from organic molecules?
A. chlorophyll
B. light
C. water
D. energy
Answer:
|
D
|
sciq
|
A red blood cell will swell and burst when placed in a?
A. hypotonic solution
B. exothermic solution
C. dissolved solution
D. acidic solution
Answer:
|
A
|
sciq
|
Which type of lava lavas are less viscous and erupt effusively?
A. Ultramafic lava
B. Intermediate lava
C. mafic
D. Felsic lava
Answer:
|
C
|
sciq
|
What are often formed biologically during the breakdown of proteins in animal cells, having the smell of death and decay?.
A. ketones
B. enzymes
C. acids
D. amines
Answer:
|
D
|
sciq
|
What produces the centripetal force to keep the earth orbiting the sun?
A. weight
B. gravity
C. motion
D. heat
Answer:
|
B
|
sciq
|
Group 13 of the periodic table is also called what?
A. the boron group
B. iron group
C. nitrogen group
D. manganese group
Answer:
|
A
|
sciq
|
What type of tissue transports water and minerals in a vascular plant?
A. xylem
B. capillaries
C. collagen
D. chlorophyll
Answer:
|
A
|
sciq
|
What produces enzymes that digest carbohydrates in plant cell walls?
A. protists
B. bacteria
C. algae
D. pollen
Answer:
|
B
|
sciq
|
At what temperature does solid water melt to a liquid?
A. above 32 degrees c
B. at temperatures above 0 degrees c
C. below 32 degrees c
D. below 0 degrees c
Answer:
|
B
|
sciq
|
How many more legs do spiders have compared to insects?
A. one
B. four
C. two
D. six
Answer:
|
C
|
sciq
|
Almost all energy at earth's surface comes from where?
A. another sun
B. the sun
C. oceans
D. wind
Answer:
|
B
|
sciq
|
What is the first step in protein synthesis?
A. reproduction
B. differentiation
C. mutation
D. transcription
Answer:
|
D
|
sciq
|
What branch of biology focuses on heredity?
A. ontology
B. Epidemiology
C. semiotics
D. genetics
Answer:
|
D
|
sciq
|
Stars are born in clouds, and they form and grow dense due to what force?
A. kinetic energy
B. Big Bang theory
C. coreolis effect
D. gravity
Answer:
|
D
|
sciq
|
What has atoms with unstable nuclei?
A. radioisotope
B. microwaves
C. hydrocarbon
D. radionuclide
Answer:
|
A
|
sciq
|
What is the tissue beneath a mollusks' shell called?
A. cartilage
B. mantle
C. skin
D. mucous
Answer:
|
B
|
sciq
|
What is formed from an alcohol that loses water?
A. alcohols
B. Bonds
C. alkenes
D. amines
Answer:
|
C
|
sciq
|
What is the division of the body into multiple parts called?
A. segmentation
B. compression
C. transverse
D. organ-level organization
Answer:
|
A
|
sciq
|
What reproductive method has two parents involved?
A. sexually
B. budding
C. mitosis
D. pollination
Answer:
|
A
|
sciq
|
In many cases, the alkali metal amide salt (mnh2) is not very soluble in liquid ammonia and does what?
A. precipitates
B. isolates
C. settles
D. evaporates
Answer:
|
A
|
sciq
|
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