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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 disorganized - unravelled - DNA with histones attached.
Filtered by the liver
Chromatin
Ectoderm
The pituitary gland
2. (of some plants or fungi) feeding on dead or decaying organic matter
Fixed Action Pattern (FAP)
Saprophytic
Stomach secretions
Prosthetic groups
3. Is a molecule that stores information for protein synthesis and genetic coding.
Phototropism
The nucleus
Ribonucleic acid
Carbon
4. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
An enzyme
Epidermal tissue
C ---OH
A mutation
5. Some enzymes contain a __________ component that is essential to their functions.
Cellular Respiration
The primary role of DNA in the cell
Chlorophyll
Non-protein
6. The number of organisms in a given community - can be above or below the carrying capacity.
Savanna
Population
The cuticle
Kingdom Animalia
7. Some energy is lost as heat and becomes unusable.
As energy is transferred through trophic levels
Parenchyma tissue
Through nitrogen fixing bacteria and lighting
Bryophytes
8. 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.
Biosphere
The adrenal glands
Imprinting
Kingdom Plantae
9. Is the outermost layer of cells of the stem.
Epidermal tissue
Habituation
Paleozoic era
Midbrain
10. Is a phylum that contains jellyfish - hydra - etc.
Cnidaria
The Nitrogen cycle
Cytosine
A prosthetic group
11. Plants that produce flowers as reproductive organs. They have two divisions - monocots and dicots.
Angiosperms
T Cells
Germ layers
Niche
12. The class composed of birds.
Bryophytes
Aves
Lysosomes
Kingdom Animalia
13. What phylum are snakes in?
Phosphorous gas
Chordata
Enzymes catalyze reactions
The theory of punctuated equilibrium
14. Are the organelles where cellular respiration occurs.
Mitochondria
Pi
Catabolism
Parenchyma tissue
15. The phyla of sponges.
Catabolism
Porifera
Tundra
Characteristics of water valuable to living organisms
16. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Nucleotides
Multiple fruit
B Cells
Saprophytic
17. Has loosely packed cells that allow for gas and moisture exchange.
DNA replication
Parenchyma tissue
The pituitary gland
Will increase the reaction rate
18. Plants and animals obtain usable nitrogen
Porifera
Genetic screening
Through nitrogen fixing bacteria and lighting
Lymphocytes
19. Mitochondria - they constitute the center of cellular respiration.
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20. 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
Ecological niches open up
Fixed Action Pattern (FAP)
Gnathostomata
Plasmodesmata
21. 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.
DNA produces particular genetic traits through
Stem tissues
Ecological niches open up
The primary role of DNA in the cell
22. Digestive enzymes - hydrochloric acid - and gastric juices which aid in digestion. The mucous secreted by the stomach protects the stomach lining from the acids and juices.
Photolysis is a reaction of photosynthesis where
Ribonucleic acid
Isotonic Conditions
Stomach secretions
23. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Cuticle
Ecological niches open up
A prosthetic group
Protista
24. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
Cytosine
A prosthetic group
Color blindness
A gene is
25. 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
A mutation
Catabolism
Endocytic vesicles
Bryophytes
26. Veins in the leaf and are also distributed throughout the stem
Genetic maintenance
Vascular bundles make up the
The nucleus
Share electrons
27. Includes all living and nonliving components of the Earth to support living things.
The biosphere
Blastula
A lysosome
Multiple fruit
28. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Population
Lymphocytes
The pancreas
Savanna
29. 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
Germ layers
Hypothalamus
Mitochondria
Circadian rhythms
30. Controls sensory and motor responses - and controls memory - speech - and intelligence factors.
Cerebrum
Electron Transfer System (ETS)
A prosthetic group
Bronchi
31. The destruction of gametes - (sex cells such as sperm and eggs).
A hydrogen bond
Isotonic Conditions
Annelida
Gametocide
32. An orienting response to light.
Phototropism
Silicon
Xylem tissue
Forebrain
33. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Paleozoic era
Cellular Metabolism
Phototropism
Lysis
34. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
Color blindness
Characteristics of water valuable to living organisms
Phototropism
An enzyme
35. It secretes saliva which enters the digestive tract and aids the digestive process.
Savanna
The salivary gland
As energy is transferred through trophic levels
Vascular bundles make up the
36. 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 hormone aldosterone
Biosphere
Kingdom Animalia
The Nitrogen cycle
37. The systematic search for individuals with a specific genotype in a delineated population.
Phototropism
A prosthetic group
Genetic screening
The cuticle
38. Is the process that releases energy for use by the cell.
Cerebellum
Bryophytes
Forebrain
Cellular Respiration
39. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Niche
Lactose
Catabolism
Successful reproduction
40. Is made of stacked cells connected by sieve plates that allow nutrients to pass from cell to cell. They transport food made in the leaves (by photosynthesis) to the rest of the plant).
Aves
Cellular Metabolism
Phloem tissue
Meristem tissue
41. 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.
Differential reproduction
Lymphocytes
North America
The Cell Theory
42. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
Savanna
Differential reproduction
The pancreas
Biosphere
43. The preservation of the integrity of genetic information from one generation to another.
Chimpanzees
Chlorophyll
Genetic maintenance
Gene Migration
44. Is a packet of digestive enzymes that destroy cellular wastes.
Gnathostomata
Kingdom Animalia
Chimpanzees
A lysosome
45. 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.
Lactose
Interphase
Hypothalamus
Differential reproduction
46. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Cell walls
Internodal tissue
The community
Stomach secretions
47. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
The hormone aldosterone
Electron Transfer System (ETS)
Very specific
Kingdom Protista
48. Are easily converted to ATP - but the main energy products of the Krebs cycle liberate electrons then used in the electron transfer reactions.
Carbon
Kingdom Protista
An enzyme
The products of the Krebs cycle
49. An enzyme is unaffected by the reactions it catalyzes
Morula
So it can be used over and over again.
Nucleotides
The nucleus
50. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Morula
An enzyme
Common elements found in proteins
As energy is transferred through trophic levels