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Test your basic knowledge |
CLEP Biology
Start Test
Study First
Subjects
:
clep
,
science
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. May be ions or non-protein molecules - they are similar to cofactors - but differ in that they are tightly attached by covalent bonds to the enzyme - rather than being separate atoms or molecules.
Chromatin
Porifera
Germ layers
Prosthetic groups
2. Is the process that releases energy for use by the cell.
Cuticle
Isotonic Conditions
Cellular Respiration
Catabolism
3. Most chemical pollutants accidentally ingested by humans are __________ - mixed with broken down pigments in the bile - then bile is secreted into the small intestine - proceeds to the large intestine - and is expelled in the feces.
Filtered by the liver
North America
Did not evolve together
Spiracles
4. Controls hunger and thirst
Epidermal tissue
Hypothalamus
Carbon
The key limiting factor on cell size
5. Is composed of an anterior and posterior lobe. The stalk of the lobe is connected to the hypothalamus. Antidiuretic Hormone (AH) is produced in the hypothalamus and stored in the posterior pituitary. Upon nervous stimulation from the hypothalamus - t
Protista
Morula
The pituitary gland
Cenozoic era
6. Is a kingdom that includes algae and protozoa.
The Cambrian Period
Filtered by the liver
Protista
Hemophilia
7. The vocal cords are found in the larynx.
Stomach secretions
Larynx
Destroy most enzymes
A prosthetic group
8. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
North America
Habituation
Will increase the reaction rate
Morula
9. Transfers water and does not require sieve plates to allow nutrients through.
Xylem tissue
Gnathostomata
Desert
Phloem tissue
10. Synthesis
Habituation
Sudden appearance and disappearance of fossil species
Anabolism
DNA produces particular genetic traits through
11. The trachea includes the windpipe or larynx in its upper portion - and the glottis - an opening that allows the gases to pass into the two branches known as the bronchi.
Genetic maintenance
Trachea
Population
Stomach secretions
12. Assumes that there are periods of stability during which little evolutionary change occurs - and that speciation can occur rapidly over a very short period of time.
Chlorophyll
The theory of punctuated equilibrium
Annelida
The pituitary gland
13. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
Vitamin C
R-selection
About five million years ago...
Spiracles
14. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Ecological niches open up
Arthropoda
Free ribosomes
Paleozoic era
15. Process in which elements - chemical compounds - and other forms of matter are passed from one organism to another and from one part of the biosphere to another.
So it can be used over and over again.
Fixed Action Pattern (FAP)
Isotonic Conditions
Biogeochemical cycles
16. Developed by the German scientists Schleiden and Schwann - States that all living things are made of cells - cells are the basic units of life - all cells come from pre-existing cells.
The Cell Theory
The nucleus
Hypothalamus
Differential reproduction
17. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Carbon
A species role in the food chain is part of its
Common elements found in proteins
Recycled environmental factors
18. Internally generated patterns of body functions - including hormonal signals - sleep - blood pressure - and temperature regulation - which have approximately a 24-hour cycle and occur even in the absence of normal cues about whether it is day or nigh
About five million years ago...
Circadian rhythms
Cellular Metabolism
Fixed Action Pattern (FAP)
19. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
Filtered by the liver
The key limiting factor on cell size
The cell membrane (plasma membrane)
R-selection
20. The transfer of electrons.
Nucleotides
Ionic bonds involve
Interphase
C ---OH
21. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
Prosthetic groups
The adrenal glands
Will increase the reaction rate
C ---OH
22. Absorb a photon of light and is found in the grana of the chloroplast.
Lysosomes
Cellular Respiration
The Cell Theory
Chlorophyll has the ability to
23. The phylum of insects (bees).
Hypothalamus
Morula
Saprophytic
Arthropoda
24. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
Aggregate fruit
Protista
C ---OH
Ecological niches open up
25. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
A sex linked recessive disease
Attraction of atoms of different polarity
pH of Water
Cnidaria
26. Chlorophyll pigments absorb photons of light - leaving the chlorophyll in a higher energy (excited) state - these then supply energy to reactions that produce ATP from ADP and Pi.
Hypothalamus
Kingdom Fungi
Photolysis is a reaction of photosynthesis where
The habitat of an organism includes
27. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Tundra
Silicon
Internodal tissue
Natality
28. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
Free ribosomes
Restriction enzymes
The Nitrogen cycle
A prosthetic group
29. The large brain and upright posture of Homo Sapiens...
Did not evolve together
Angiosperms
Destroy most enzymes
A catalyst
30. Covers and protects the leaf.
Cuticle
Midbrain
Restriction enzymes
Germ layers
31. The class composed of birds.
Color blindness
The key limiting factor on cell size
The salivary gland
Aves
32. The role played by an organism in its food chain.
Cenozoic era
The community
Niche
Hypothalamus
33. Ended with the extinction of the dinosaurs.
Mesozoic era
Scurvy
The synthesis of ATP molecules to store energy is an example of
Multiple fruit
34. Layer that will become the skin - some endocrine glands - and the nervous system.
A hydrogen bond
A lysosome
Filtered by the liver
Ectoderm
35. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
pathogenic
Morula
Chlorophyll has the ability to
Photolysis is a reaction of photosynthesis where
36. Process of breaking down complex materials (foods) to form simpler substances and release energy.
The habitat of an organism includes
Catabolism
Phosphorous gas
Attraction of atoms of different polarity
37. Plants that produce flowers as reproductive organs. They have two divisions - monocots and dicots.
Imprinting
Angiosperms
As energy is transferred through trophic levels
Aves
38. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
The nucleus
Vascular bundles
The cuticle
Kingdom Fungi
39. When stems bend toward the light it is due to _____________ the hormone auxin - in response to light - migrates from the light to the dark side of the shoot tip. The cells on the dark side now contain more auxin - which causes the cells on that side
Phototropism
Chromatin
Gymnosperms
A catalyst
40. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Hydrolysis
Natality
Internodal tissue
Through nitrogen fixing bacteria and lighting
41. An enzyme is unaffected by the reactions it catalyzes
Precambrian period
Bryophytes
Carrying capacity
So it can be used over and over again.
42. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
The cell membrane (plasma membrane)
Altruism
parasitic
The community
43. Is weaker than ionic - covalent - disulfide - or double bonds.
A hydrogen bond
North America
The hormone aldosterone
Meristem tissue
44. Is when expression of genetic traits is determined by weather the trait is inherited from the mother or the father.
Genetic imprinting
Carbon
Chromosome
Common elements found in proteins
45. Is found in the root cap and is responsible for quick growth in the roots.
Cerebellum
Meristem tissue
Allopatric speciation
Arthropoda
46. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Phototropism
The cell's 'powerhouses'
The pancreas
Adenine
47. Are cells involved in immunity and are produced in bone marrow as stem cells.
Stomach secretions
Lymphocytes
Gametogenesis
Aves
48. Engages in both passive and active transport.
Blastula
Photolysis is a reaction of photosynthesis where
Genome
The cell membrane (plasma membrane)
49. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Characteristics of water valuable to living organisms
Chromatin
Cuticle
Phyla
50. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Endocytic vesicles
Gymnosperms
The Hardy-Weinberg Law of Equilibrium
Gregor Medel