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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 a phylum that contains sponges.
Porifera
Ecological niches open up
Ectoderm
Genetic screening
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.
The Hardy-Weinberg Law of Equilibrium
Cellulose - starch - lipid - and sugar molecules
A sex linked recessive disease
Differential reproduction
3. Algae and Protozoa belong to the kingdom...
Protista
Biosphere
Aves
The habitat of an organism includes
4. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Will increase the reaction rate
As energy is transferred through trophic levels
The Hardy-Weinberg Law of Equilibrium
Bronchi
5. It secretes saliva which enters the digestive tract and aids the digestive process.
Protista
parasitic
The salivary gland
Anabolism
6. Is the waxy protective outer coating of leaves.
Very specific
Share electrons
The cuticle
Differential reproduction
7. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Hemophilia
The theory of punctuated equilibrium
The pancreas
Mesoderm
8. The phyla of sponges.
Phototropism
Porifera
Phosphorous gas
Tundra
9. In DNA Thymine pairs with...
Allopatric speciation
Kingdom Animalia
A sex linked recessive disease
Adenine
10. 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
Larynx
The Hardy-Weinberg Law of Equilibrium
Gnathostomata
Alveoli
11. In DNA Guanine pairs with...
Chlorophyll has the ability to
Ectoderm
T Cells
Cytosine
12. Layer that will become the skin - some endocrine glands - and the nervous system.
DNA produces particular genetic traits through
Ectoderm
Niche
Cenozoic era
13. Is found in the root cap and is responsible for quick growth in the roots.
Meristem tissue
Cellular Metabolism
Blastula
Phosphorous
14. 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.
Characteristics of water valuable to living organisms
Savanna
Interphase
A hydrogen bond
15. 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
Aves
Phloem tissue
Attraction of atoms of different polarity
16. The total amount of genetic information available for a given species.
Genome
Pharynx
T Cells
The pituitary gland
17. Is when expression of genetic traits is determined by weather the trait is inherited from the mother or the father.
B Cells
Chordata
Catabolism
Genetic imprinting
18. Covers and protects the leaf.
Blastula
Cuticle
Tundra
Vitamins
19. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Bryophytes
Filtered by the liver
Phototropism
Prosthetic groups
20. The systematic search for individuals with a specific genotype in a delineated population.
Multiple fruit
Genetic screening
Free ribosomes
The salivary gland
21. Cleave strands of DNA segments at certain sites.
Phototropism
Savanna
Restriction enzymes
Color blindness
22. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
An enzyme
Porifera
Biosphere
Kingdom Fungi
23. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Lactose
Kingdom Fungi
A sex linked recessive disease
Midbrain
24. 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.
Plasmodesmata
Phototropism
Hydrolysis
Successful reproduction
25. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Porifera
Mature sporophyte
Savanna
Xylem tissue
26. The class composed of birds.
Will increase the reaction rate
Aves
Saprophytic
Ribonucleic acid
27. Are produced when water passes through the cell membrane by osmosis from an area of higher concentration to an area of lower concentration - to equalize water concentration.
Isotonic Conditions
The cell membrane
A prosthetic group
Recycled environmental factors
28. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Electron Transfer System (ETS)
Through nitrogen fixing bacteria and lighting
Porifera
Meristem tissue
29. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
Morula
Chlorophyll
About five million years ago...
Ectoderm tissue
30. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
Filtered by the liver
Ecotone
The adrenal glands
The habitat of an organism includes
31. 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.
B Cells
The pituitary gland
Prosthetic groups
Through nitrogen fixing bacteria and lighting
32. Ended with the extinction of the dinosaurs.
Cerebellum
Mesozoic era
pH of Water
Paleozoic era
33. The large brain and upright posture of Homo Sapiens...
Did not evolve together
Vitamins
A prosthetic group
The evolution leading to Homo Sapiens...
34. Plants and animals obtain usable nitrogen
Ectoderm
Through nitrogen fixing bacteria and lighting
Chromosome
Forebrain
35. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Xylem tissue
Circadian rhythms
The cuticle
Silicon
36. High temperatures
Destroy most enzymes
T Cells
A lysosome
Lactose
37. A suffix meaning 'to break apart.' O || ||
Gametogenesis
Recycled environmental factors
Lysis
Simple fruits
38. The transfer of electrons.
Paleozoic era
Parenchyma tissue
Internodal tissue
Ionic bonds involve
39. Becomes available for erosion as undersea sedimentary rocks are up-thrust by volcanic activity - erosion releases it from rocks into streams where it combines with oxygen to form phosphates in lakes that are then absorbed by plants - it is recycled t
Cenozoic era
pH of Water
Phosphorous
Isotonic Conditions
40. Disease causing
Biogeochemical cycles
pathogenic
Larynx
pH of Water
41. A hydrogen bond involves the ________________ and can be easily broken.
Prothallus
Kingdom Protista
Kingdom Plantae
Attraction of atoms of different polarity
42. Layer that will become the gut lining as well as some accessory structures.
North America
The cell membrane (plasma membrane)
Endoderm
Habituation
43. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Allopatric speciation
Hemophilia
Balance
Angiosperms
44. Contains many genes and is a structure comprised of linear DNA and associated proteins.
Chromosome
Photolysis is a reaction of photosynthesis where
Ecological niches open up
Circadian rhythms
45. The phylum of insects (bees).
Niche
Larynx
Phosphorous gas
Arthropoda
46. The trachea includes the windpipe or larynx in its upper portion - and the glottis - an opening that allows the gases to pass into the two branches known as the bronchi.
Meristem tissue
Anabolism
Trachea
Angiosperms
47. 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.
Bronchi
As energy is transferred through trophic levels
Lysosomes
Free ribosomes
48. Produces the most ATP molecules - yielding 34 ATPs per glucose molecule.
Forebrain
Lactose
Electron Transfer System (ETS)
Isotonic Conditions
49. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
A gene is
Phototropism
Gregor Medel
DNA produces particular genetic traits through
50. Subsets below the kingdom level
Blastula
Phyla
Non-protein
Successful reproduction