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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. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Color blindness
Gregor Medel
The cuticle
Catabolism
2. Channels is cell membranes that carry water between cells.
B Cells
The Nitrogen cycle
Plasmodesmata
Paleozoic era
3. In order to become an established part of an island ecosystem there must be a populations large enough to ensure _________ - a food source - a suitable habitat - and a source of moisture.
An enzyme
Interphase
Silicon
Successful reproduction
4. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
Phosphorous gas
Gymnosperms
Multiple fruit
Endoderm
5. Veins in the leaf and are also distributed throughout the stem
Stem tissues
Vascular bundles make up the
Cytosine
The nucleus
6. Is a coenzyme required in the synthesis of collagen.
Very specific
Protista
Midbrain
Vitamin C
7. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
Adenine
Angiosperms
Porifera
Cell walls
8. Fossilized burrows from multicellular organisms begin to appear in the geological record approximately 700 million years ago during the Precambrian period. These multicellular animals had only soft parts and could not be fossilized.
Vitamin C
Precambrian period
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Blastula
9. Occurs when an individual from an adjacent population of the same species immigrates and breeds with a member of a previously locally isolated group - resulting in a change in the gene pool.
The Cambrian Period
Cuticle
Carbon
Gene Migration
10. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
Mitochondria
The biosphere
The adrenal glands
The primary role of DNA in the cell
11. The individual we recognize as an adult fern.
So it can be used over and over again.
Mature sporophyte
Mitochondria
Chlorophyll has the ability to
12. Are easily converted to ATP - but the main energy products of the Krebs cycle liberate electrons then used in the electron transfer reactions.
Characteristics of water valuable to living organisms
pathogenic
Stomach secretions
The products of the Krebs cycle
13. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Allopatric speciation
Pi
Porifera
Chimpanzees
14. Some enzymes contain a __________ component that is essential to their functions.
Interphase
Phloem tissue
Non-protein
A hydrogen bond
15. Can be accounted for by the theory of punctuated equilibrium. The fossil record shows periods of stability with regard to appearance and disappearance of species as well as periods of sudden change.
Anabolsim
Sudden appearance and disappearance of fossil species
The nucleus
Bronchi
16. Is a behavior that is learned during a critical point (often very early) in an individual's life. Imprinting enables the young the recognize members of their own species.
Cuticle
Imprinting
pathogenic
Characteristics of water valuable to living organisms
17. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Habituation
Nucleotides
Ecological niches open up
The pituitary gland
18. Is a molecule that stores information for protein synthesis and genetic coding.
C ---OH
Gametocide
Hydrolysis
Ribonucleic acid
19. Is a kingdom that includes algae and protozoa.
The salivary gland
Parenchyma tissue
Bronchi
Protista
20. Super-class of vertebrae including organisms with jaws.
The evolution leading to Homo Sapiens...
Gnathostomata
Morula
Catabolism
21. Synthesis
A catalyst
Cuticle
Anabolism
Share electrons
22. Is found on the stem between nodes.
Gymnosperms
So it can be used over and over again.
Internodal tissue
Destroy most enzymes
23. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Porifera
Carbon
Early hominids...
DNA produces particular genetic traits through
24. Is the period when the cell is active in carrying on the function it was designed to perform within the organism. Cells spend much more time in interphase than in cell division.
Chlorophyll
Mitochondria
The cell membrane (plasma membrane)
Interphase
25. Covalent bonds
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Natality
Share electrons
A hydrogen bond
26. Contain organisms that are multicellular eukaryotes including vertebrates and invertebrates.
Phototropism
Filtered by the liver
Kingdom Animalia
Genetic screening
27. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
Aggregate fruit
An enzyme
Larynx
Protista
28. Where protein synthesis occurs. They float unattached in the cytoplasm. They contain RNA that is specific to their function in protein formation.
Enzymes catalyze reactions
Gene Migration
Free ribosomes
Vitamins
29. Is a phylum that contains jellyfish - hydra - etc.
Catabolism
Cnidaria
parasitic
Hemophilia
30. Refers to the birthrate of a population.
Natality
Gregor Medel
Successful reproduction
Phloem tissue
31. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
The cuticle
Catabolism
The hormone aldosterone
Paleozoic era
32. Includes all living and nonliving components of the Earth to support living things.
The adrenal glands
The biosphere
Germ layers
Chimpanzees
33. Engages in both passive and active transport.
Endoderm
The evolution leading to Homo Sapiens...
The Cell Theory
The cell membrane (plasma membrane)
34. Controls olfactory lobes (smell)
Alveoli
Cellular Respiration
Forebrain
Saprophytic
35. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Scurvy
A prosthetic group
A species role in the food chain is part of its
Multiple fruit
36. Cleave strands of DNA segments at certain sites.
Lactose
Restriction enzymes
Allopatric speciation
An enzyme
37. Respiratory organs within insects
Prothallus
Successful reproduction
Spiracles
Niche
38. Is the control of protein synthesis. Genetic traits are expressed and specialization of cells occur as a result of the combination of proteins produced by the DNA of a cell.
Color blindness
The primary role of DNA in the cell
The pancreas
Carrying capacity
39. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Gametogenesis
Cell walls
Lysosomes
The community
40. Has loosely packed cells that allow for gas and moisture exchange.
Alveoli
An inhibitor
Porifera
Parenchyma tissue
41. Produces the most ATP molecules - yielding 34 ATPs per glucose molecule.
Midbrain
Scurvy
Electron Transfer System (ETS)
Lymphocytes
42. 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
Iisotonic state
Desert
The nucleus
Circadian rhythms
43. Algae and Protozoa belong to the kingdom...
Interphase
Protista
parasitic
Catabolism
44. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
Recycled environmental factors
Germ layers
Kingdom Plantae
Gymnosperms
45. 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.
Very specific
Aganatha
Biogeochemical cycles
Larynx
46. Is a disease caused by lack of vitamin C in which the body is unable to build enough collagen (a major component of connective tissue).
R-selection
Cerebrum
Attraction of atoms of different polarity
Scurvy
47. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
Chromosome
Lactose
An inhibitor
Share electrons
48. The large brain and upright posture of Homo Sapiens...
Forebrain
Vitamins
Did not evolve together
Gregor Medel
49. 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.
Phosphorous gas
Common elements found in proteins
Epidermal tissue
The Cell Theory
50. The phyla of round worms.
Aganatha
The nucleus
Ecological niches open up
Nematoda