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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. Is more like branching out of a tree with dead ends and new branches appearing simultaneously than like steps on a ladder.
Carrying capacity
The hormone aldosterone
Through nitrogen fixing bacteria and lighting
The evolution leading to Homo Sapiens...
2. Decomposition of living matter for consumption.
Genetic screening
Population
North America
parasitic
3. Is a phylum that contains jellyfish - hydra - etc.
Genetic maintenance
Sudden appearance and disappearance of fossil species
Cnidaria
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
4. The phylum of insects (bees).
Cellular Respiration
Aves
Multiple fruit
Arthropoda
5. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
Carbon
Filtered by the liver
Recycled environmental factors
Habituation
6. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
Gymnosperms
An enzyme
Midbrain
Phototropism
7. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Lysis
Savanna
Trachea
Saprophytic
8. 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.
Arthropoda
Successful reproduction
The products of the Krebs cycle
A sex linked recessive disease
9. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Blastula
Mesozoic era
The habitat of an organism includes
Kingdom Plantae
10. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
Lactose
Carrying capacity
Arthropoda
About five million years ago...
11. Bacteria break ammonia into nitrites - then into nitrates that are usable by plants; volcanic activity produces ammonia and nitrates that enter the soil and can be absorbed by plants; lightning reacts with atmospheric nitrogen to form nitrates that a
The Nitrogen cycle
Gametogenesis
Cerebrum
Ribonucleic acid
12. The transfer of electrons.
R-selection
Ionic bonds involve
Anabolsim
The salivary gland
13. Controls balance and muscle coordination
Gametocide
The salivary gland
Precambrian period
Cerebellum
14. The destruction of gametes - (sex cells such as sperm and eggs).
Habitat
Gametocide
Parenchyma tissue
Porifera
15. Subsets below the kingdom level
Genetic screening
Electron Transfer System (ETS)
Phyla
Allopatric speciation
16. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Pi
Plasmodesmata
A sex linked recessive disease
A lysosome
17. An enzyme is unaffected by the reactions it catalyzes
Allopatric speciation
The cuticle
Chromatin
So it can be used over and over again.
18. Is the waxy protective outer coating of leaves.
Population
The cuticle
An enzyme
An inhibitor
19. 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.
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Tundra
Prosthetic groups
Meristem tissue
20. Is the process that releases energy for use by the cell.
Phloem tissue
Catabolism
Cellular Respiration
Differential reproduction
21. Layer that will become the skin - some endocrine glands - and the nervous system.
Ectoderm
Kingdom Fungi
Scurvy
Did not evolve together
22. The process of forming eggs and sperm cells in the reproductive organs.
Protista
Carbon
Gametogenesis
Spiracles
23. Contains organisms that are multicellular eukaryotes including molds and mushrooms.
Kingdom Fungi
The Hardy-Weinberg Law of Equilibrium
Isotonic Conditions
The Cambrian Period
24. Is a phylum that contains sponges.
Larynx
Porifera
Cellular Respiration
Hemophilia
25. Contain organisms that are multicellular eukaryotes including vertebrates and invertebrates.
Bronchi
Kingdom Animalia
A lysosome
Scurvy
26. The large brain and upright posture of Homo Sapiens...
Germ layers
Did not evolve together
Hemophilia
The cell membrane
27. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
C ---OH
Hydrolysis
Altruism
Destroy most enzymes
28. Is the number of organisms that can be supported within a particular ecosystem.
Carrying capacity
Aggregate fruit
Meristem tissue
The key limiting factor on cell size
29. The part of the earth that contains all living things - including the atmosphere (air) - the lithosphere (earth) - and the hydrosphere (water).
Biosphere
Attraction of atoms of different polarity
The hormone aldosterone
Internodal tissue
30. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Cenozoic era
Internodal tissue
Cuticle
As energy is transferred through trophic levels
31. High temperatures
Destroy most enzymes
T Cells
Adenine
The nucleus
32. Super-class of vertebrae including organisms with jaws.
The pancreas
Aganatha
As energy is transferred through trophic levels
Gnathostomata
33. Super-class of vertebrae including organisms with no jaws.
The habitat of an organism includes
Aganatha
Isotonic Conditions
Nucleotides
34. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Morula
DNA produces particular genetic traits through
Altruism
Kingdom Plantae
35. Are organic cofactors or coenzymes that are required by some enzymatic reactions.
Fixed Action Pattern (FAP)
Niche
Vitamins
Parenchyma tissue
36. A hydrogen bond involves the ________________ and can be easily broken.
Attraction of atoms of different polarity
Tundra
The nucleus
Biogeochemical cycles
37. Inorganic phosphate
Genetic screening
Pi
Vascular bundles make up the
Isotonic Conditions
38. The phyla of round worms.
Endocytic vesicles
Nematoda
Population
As energy is transferred through trophic levels
39. Are membrane-bound organelles that contain digestive enzymes that digest dead or unused material within the cell or materials absorbed by the cell for use.
Lysosomes
A species role in the food chain is part of its
Tundra
Through nitrogen fixing bacteria and lighting
40. 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.
About five million years ago...
Bryophytes
Biogeochemical cycles
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
41. Most fossils of Hominids are from continents other than...
Biogeochemical cycles
North America
Gregor Medel
An enzyme
42. In both living and non-living environments.
Nucleotides
Cell walls
Enzymes catalyze reactions
The adrenal glands
43. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
A mutation
Morula
Carrying capacity
parasitic
44. What phylum are snakes in?
Porifera
Chordata
Aganatha
Genetic screening
45. Is a molecule that stores information for protein synthesis and genetic coding.
Ribonucleic acid
Chlorophyll has the ability to
Very specific
Bronchi
46. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Allopatric speciation
Sudden appearance and disappearance of fossil species
Ecological niches open up
Parenchyma tissue
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
Vitamins
Forebrain
Spiracles
48. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
An enzyme
Forebrain
Altruism
Ribonucleic acid
49. 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.
Aggregate fruit
Interphase
Biosphere
Kingdom Fungi
50. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
Habitat
Cell walls
Meristem tissue
Anabolsim