SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. (of some plants or fungi) feeding on dead or decaying organic matter
Saprophytic
Porifera
Adenine
Anabolism
2. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
Differential reproduction
Meristem tissue
The nucleus
Internodal tissue
3. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
The pancreas
Genetic maintenance
Bryophytes
Genome
4. Is a phylum that contains sponges.
Phloem tissue
Porifera
Non-protein
Vascular bundles make up the
5. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
An inhibitor
Cellulose - starch - lipid - and sugar molecules
Hydrolysis
Mesozoic era
6. Is the outermost of the three main layers of an embryo.
The Cambrian Period
Ectoderm tissue
Recycled environmental factors
The biosphere
7. The sharp boundary of an ecosystem.
Chlorophyll
Ecological niches open up
Anabolsim
Ecotone
8. 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).
Carbon
Scurvy
Carrying capacity
The products of the Krebs cycle
9. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
Hemophilia
Characteristics of water valuable to living organisms
Color blindness
Ecotone
10. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
Genome
Gametocide
Pharynx
Nucleotides
11. An enzyme is unaffected by the reactions it catalyzes
Meristem tissue
A mutation
The cell's 'powerhouses'
So it can be used over and over again.
12. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Pharynx
The habitat of an organism includes
Morula
So it can be used over and over again.
13. Super-class of vertebrae including organisms with no jaws.
Parenchyma tissue
Restriction enzymes
DNA replication
Aganatha
14. The size of a cell is limited by the ratio of its surface area to volume.
Hydrolysis
The key limiting factor on cell size
So it can be used over and over again.
Arthropoda
15. Ended with the extinction of the dinosaurs.
Forebrain
Electron Transfer System (ETS)
Mesozoic era
Common elements found in proteins
16. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Cellular Metabolism
The adrenal glands
Angiosperms
Vitamin C
17. Are easily converted to ATP - but the main energy products of the Krebs cycle liberate electrons then used in the electron transfer reactions.
Genome
Cytosine
The products of the Krebs cycle
Sudden appearance and disappearance of fossil species
18. An orienting response to light.
Mesozoic era
Common elements found in proteins
Imprinting
Phototropism
19. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
Mitochondria
Anabolism
Free ribosomes
Recycled environmental factors
20. Controls hunger and thirst
Adenine
Hypothalamus
A gene is
Anabolsim
21. 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.
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
The theory of punctuated equilibrium
Endoderm
Aganatha
22. States that where random mating is occurring within a population that is in equilibrium with its environment - the gene frequencies and genotype ratios will remain constant from generation to generation. It is a mathematical formula that shows why re
Circadian rhythms
The Hardy-Weinberg Law of Equilibrium
The pituitary gland
Pi
23. Algae and Protozoa belong to the kingdom...
Phototropism
Protista
A species role in the food chain is part of its
Habitat
24. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Desert
Genetic screening
Hypothalamus
Multiple fruit
25. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
Interphase
Electron Transfer System (ETS)
Phosphorous gas
Gametocide
26. In both living and non-living environments.
B Cells
Protista
Gametocide
Enzymes catalyze reactions
27. Are formed when the plasma membrane of a cell encloses a molecule outside the membrane - then releases a membrane bound sack containing the desired molecule into the cytoplasm. This process allows the cell to absorb molecules that are larger in size
Gymnosperms
B Cells
Endocytic vesicles
Cenozoic era
28. Includes all living and nonliving components of the Earth to support living things.
Mitochondria
Did not evolve together
The biosphere
Larynx
29. Are organic cofactors or coenzymes that are required by some enzymatic reactions.
Vitamins
Saprophytic
Hypothalamus
The theory of punctuated equilibrium
30. Is a kingdom that includes algae and protozoa.
Phototropism
B Cells
Silicon
Protista
31. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Phloem tissue
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
The Nitrogen cycle
Kingdom Plantae
32. The cells of a developing embryo (at the gastrula stage) differentiate into layers - that will later develop into different tissues and organs - including the mesoderm - ectoderm - and endoderm.
Porifera
Mesozoic era
Bronchi
Germ layers
33. 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.
Xylem tissue
Balance
Protista
Imprinting
34. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
R-selection
Iisotonic state
Chlorophyll has the ability to
The adrenal glands
35. 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
Endoderm
Ecotone
Circadian rhythms
pH of Water
36. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Restriction enzymes
Ectoderm
Phosphorous gas
Prothallus
37. This is a carboxyl group and is the signature group found within organic acids.
Lactose
Phototropism
Vascular bundles make up the
C ---OH
38. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Isotonic Conditions
Bronchi
Tundra
Epidermal tissue
39. Covers and protects the leaf.
Cuticle
Will increase the reaction rate
Nematoda
Phloem tissue
40. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Iisotonic state
Hydrolysis
Aganatha
Savanna
41. The pituitary gland.
A prosthetic group
Destroy most enzymes
DNA produces particular genetic traits through
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
42. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
Early hominids...
The cell membrane (plasma membrane)
Niche
A prosthetic group
43. Absorb a photon of light and is found in the grana of the chloroplast.
Spiracles
Chlorophyll has the ability to
Cytosine
Ectoderm
44. Is the organelle where cellular reproductive processes occur.
The pancreas
Pi
Cenozoic era
The nucleus
45. Engages in both passive and active transport.
Kingdom Fungi
The cell membrane (plasma membrane)
Attraction of atoms of different polarity
Lysis
46. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
Ectoderm tissue
Vascular bundles
Xylem tissue
Aggregate fruit
47. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
The habitat of an organism includes
Phosphorous gas
A prosthetic group
Characteristics of water valuable to living organisms
48. Respiratory organs within insects
A mutation
Savanna
pathogenic
Spiracles
49. Some energy is lost as heat and becomes unusable.
Color blindness
As energy is transferred through trophic levels
The primary role of DNA in the cell
Ionic bonds involve
50. A type of innate behavior (instinct.) The FAP is a preprogrammed response to a particular stimulus (known as a releaser stimulus). FAP's include courtship behaviors and feeding of young. These are not learned behaviors - they are automatically perfor
Spiracles
Fixed Action Pattern (FAP)
Xylem tissue
Nucleotides