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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. Are cells involved in immunity and are produced in bone marrow as stem cells.
Lymphocytes
Biogeochemical cycles
Catabolism
Meristem tissue
2. Absorb a photon of light and is found in the grana of the chloroplast.
Arthropoda
Chromosome
Genetic screening
Chlorophyll has the ability to
3. 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.
Interphase
Pi
Allopatric speciation
So it can be used over and over again.
4. Ended with the extinction of the dinosaurs.
Kingdom Fungi
The Hardy-Weinberg Law of Equilibrium
Phloem tissue
Mesozoic era
5. Is a packet of digestive enzymes that destroy cellular wastes.
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Phototropism
A lysosome
Genetic screening
6. Layer that will become the gut lining as well as some accessory structures.
The hormone aldosterone
Chlorophyll
The community
Endoderm
7. Respiratory organs within insects
Share electrons
pathogenic
Saprophytic
Spiracles
8. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
The community
The synthesis of ATP molecules to store energy is an example of
Chlorophyll
The primary role of DNA in the cell
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.
Porifera
Gene Migration
The primary role of DNA in the cell
Phototropism
10. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Natality
Carbon
The Cambrian Period
Genome
11. Protein synthesis
DNA produces particular genetic traits through
The theory of punctuated equilibrium
Phyla
Cerebrum
12. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
C ---OH
Paleozoic era
Balance
Successful reproduction
13. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Silicon
Pi
Kingdom Plantae
Bronchi
14. The large brain and upright posture of Homo Sapiens...
Habituation
R-selection
Tundra
Did not evolve together
15. Is the waxy protective outer coating of leaves.
Phototropism
Mesoderm
The cuticle
Endocytic vesicles
16. Layer that will become the skin - some endocrine glands - and the nervous system.
Scurvy
Xylem tissue
Ectoderm
Cell walls
17. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Non-protein
Gregor Medel
Blastula
Kingdom Plantae
18. This is a carboxyl group and is the signature group found within organic acids.
C ---OH
Recycled environmental factors
Anabolism
Silicon
19. The systematic search for individuals with a specific genotype in a delineated population.
Meristem tissue
Simple fruits
Genetic screening
Bryophytes
20. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Ecological niches open up
Bryophytes
Midbrain
Stem tissues
21. Is found in the root cap and is responsible for quick growth in the roots.
Kingdom Plantae
Meristem tissue
R-selection
A mutation
22. Is disorganized - unravelled - DNA with histones attached.
Chromatin
About five million years ago...
The adrenal glands
The key limiting factor on cell size
23. 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.
Forebrain
The theory of punctuated equilibrium
Prosthetic groups
Genetic screening
24. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
Genome
R-selection
Biogeochemical cycles
Phyla
25. Is the process that releases energy for use by the cell.
Vascular bundles
The Cambrian Period
Cellular Respiration
pH of Water
26. 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).
Scurvy
Habitat
The products of the Krebs cycle
Stomach secretions
27. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
Vascular bundles
A lysosome
Paleozoic era
Altruism
28. Is a coenzyme required in the synthesis of collagen.
A gene is
Saprophytic
Vitamin C
The cell membrane (plasma membrane)
29. Controls olfactory lobes (smell)
Forebrain
Phototropism
Nucleotides
Will increase the reaction rate
30. Veins in the leaf and are also distributed throughout the stem
Circadian rhythms
Vascular bundles make up the
Mitochondria
Ionic bonds involve
31. The total amount of genetic information available for a given species.
Genome
The primary role of DNA in the cell
Common elements found in proteins
Biogeochemical cycles
32. In DNA Guanine pairs with...
Will increase the reaction rate
Lymphocytes
Photolysis is a reaction of photosynthesis where
Cytosine
33. Some enzymes contain a __________ component that is essential to their functions.
Ectoderm tissue
Hypothalamus
Non-protein
A gene is
34. (of some plants or fungi) feeding on dead or decaying organic matter
Lysosomes
A sex linked recessive disease
Gametocide
Saprophytic
35. Is a substance that changes the speed of a reaction without being affected itself.
Epidermal tissue
Cellular Respiration
Plasmodesmata
A catalyst
36. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
DNA replication
Multiple fruit
The key limiting factor on cell size
Nematoda
37. Is a phylum that contains jellyfish - hydra - etc.
Arthropoda
The biosphere
Protista
Cnidaria
38. Disease causing
Iisotonic state
Pi
Cnidaria
pathogenic
39. Stood upright before there was an increase in brain size.
Genetic maintenance
An enzyme
Did not evolve together
Early hominids...
40. Are tubes constructed of a geometrical arrangement of microtubules in a pinwheel shape. Their function includes the formation of new microtubules - but is primarily to form the structural skeleton around which cells split during mitosis and meiosis.
Did not evolve together
Centrioles
Nematoda
Isotonic Conditions
41. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
A prosthetic group
A mutation
Cytosine
An inhibitor
42. Anabolism
Chlorophyll has the ability to
The synthesis of ATP molecules to store energy is an example of
Germ layers
Phototropism
43. Algae and Protozoa belong to the kingdom...
Successful reproduction
Niche
Protista
The pituitary gland
44. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
Saprophytic
Silicon
Plasmodesmata
The habitat of an organism includes
45. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
Balance
The adrenal glands
Fixed Action Pattern (FAP)
Scurvy
46. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Ribonucleic acid
Chromosome
Morula
T Cells
47. It secretes saliva which enters the digestive tract and aids the digestive process.
Kingdom Fungi
Gene Migration
Sudden appearance and disappearance of fossil species
The salivary gland
48. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Balance
Morula
A lysosome
Meristem tissue
49. The phylum of insects (bees).
Early hominids...
Cenozoic era
A species role in the food chain is part of its
Arthropoda
50. Is composed of a double layer (bilayer) of phospholipids with protein globules imbedded within the layers. The construction of the membrane allows it to aid the function of the cell by permitting entrance and exit of molecules as needed by the cell.
Cerebellum
The cell membrane
pathogenic
The Cell Theory