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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 protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
Desert
B Cells
An enzyme
Cerebrum
2. Controls balance and muscle coordination
Cerebellum
Anabolsim
Gametocide
Stomach secretions
3. Is found in the root cap and is responsible for quick growth in the roots.
Meristem tissue
R-selection
Chlorophyll has the ability to
Cytosine
4. 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.
The cell membrane
Prothallus
Protista
Share electrons
5. In both living and non-living environments.
Gymnosperms
Chlorophyll has the ability to
Enzymes catalyze reactions
Nematoda
6. Protein synthesis
Chimpanzees
Phosphorous gas
Protista
DNA produces particular genetic traits through
7. Is a phylum that contains sponges.
As energy is transferred through trophic levels
The Hardy-Weinberg Law of Equilibrium
Altruism
Porifera
8. 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
Stem tissues
Endoderm
Phosphorous
Imprinting
9. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Habituation
An enzyme
Allopatric speciation
Larynx
10. Is a packet of digestive enzymes that destroy cellular wastes.
A hydrogen bond
A lysosome
Blastula
Cuticle
11. Cleave strands of DNA segments at certain sites.
The Cambrian Period
Restriction enzymes
Phosphorous gas
Blastula
12. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Anabolsim
A sex linked recessive disease
Tundra
Hydrolysis
13. Some enzymes contain a __________ component that is essential to their functions.
Biogeochemical cycles
Parenchyma tissue
Non-protein
The cuticle
14. Breaking down
Catabolism
Protista
Alveoli
Attraction of atoms of different polarity
15. A length of DNA (with corresponding histones) is responsible for the production of a certain protein that causes a particular trait to be expressed in an organism.
Share electrons
Color blindness
A gene is
Kingdom Animalia
16. 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
Sudden appearance and disappearance of fossil species
Aggregate fruit
Gene Migration
17. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Phototropism
Natality
Stem tissues
Prothallus
18. 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
Vitamin C
pathogenic
Ecological niches open up
19. Are cells involved in immunity and are produced in bone marrow as stem cells.
Lymphocytes
The cell membrane
Bryophytes
Genetic maintenance
20. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
R-selection
Morula
Genetic screening
Kingdom Protista
21. When stems bend toward the light it is due to _____________ the hormone auxin - in response to light - migrates from the light to the dark side of the shoot tip. The cells on the dark side now contain more auxin - which causes the cells on that side
The key limiting factor on cell size
Porifera
Larynx
Phototropism
22. In DNA Thymine pairs with...
Adenine
Aganatha
Anabolism
Gene Migration
23. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Cenozoic era
Chimpanzees
Iisotonic state
Free ribosomes
24. Transfers water and does not require sieve plates to allow nutrients through.
Anabolsim
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Early hominids...
Xylem tissue
25. Is the earliest period of the Paleozoic era. Began with the Cambrian explosion - this explosion of life resulted in the representatives of most of the modern phyla being present.
The cell membrane
The Cambrian Period
Share electrons
About five million years ago...
26. The physical place where a particular organism lives. It must include all the factors that will support its life and reproduction.
Habitat
Prothallus
Biosphere
Nematoda
27. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Altruism
Lysosomes
Hemophilia
Ionic bonds involve
28. Controls hunger and thirst
The primary role of DNA in the cell
Hypothalamus
Adenine
About five million years ago...
29. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Trachea
Aggregate fruit
A lysosome
The community
30. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Filtered by the liver
Vascular bundles make up the
Blastula
The cell's 'powerhouses'
31. Covers and protects the leaf.
Cuticle
Xylem tissue
Parenchyma tissue
pathogenic
32. Most fossils of Hominids are from continents other than...
North America
The cuticle
Ecotone
DNA produces particular genetic traits through
33. The class composed of birds.
Chordata
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Aves
Chromosome
34. 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.
The synthesis of ATP molecules to store energy is an example of
Will increase the reaction rate
Population
Biogeochemical cycles
35. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Cellular Metabolism
The pancreas
The cell membrane
As energy is transferred through trophic levels
36. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Habitat
Recycled environmental factors
Bryophytes
About five million years ago...
37. Has loosely packed cells that allow for gas and moisture exchange.
Chordata
Parenchyma tissue
Share electrons
Chromosome
38. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
Carrying capacity
Endocytic vesicles
Spiracles
The adrenal glands
39. Channels is cell membranes that carry water between cells.
Plasmodesmata
The Hardy-Weinberg Law of Equilibrium
Successful reproduction
Mesozoic era
40. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Phosphorous
Cenozoic era
Stem tissues
Ribonucleic acid
41. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Habituation
Meristem tissue
The community
Porifera
42. Is a molecule that stores information for protein synthesis and genetic coding.
Aggregate fruit
The community
DNA replication
Ribonucleic acid
43. 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.
Catabolism
So it can be used over and over again.
Filtered by the liver
Trachea
44. 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
Fixed Action Pattern (FAP)
Vascular bundles
North America
Share electrons
45. Is the process that releases energy for use by the cell.
Mitochondria
Gnathostomata
The cell membrane
Cellular Respiration
46. (of some plants or fungi) feeding on dead or decaying organic matter
Restriction enzymes
Cellular Respiration
Mesozoic era
Saprophytic
47. Carbon - Hydrogen - Oxygen - and Nitrogen
parasitic
Common elements found in proteins
Iisotonic state
Kingdom Protista
48. Is a special protein that acts as a catalyst for organic reactions.
Genetic screening
Very specific
Phosphorous
An enzyme
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.
Ecological niches open up
Very specific
Xylem tissue
Interphase
50. Are the organelles where cellular respiration occurs.
Annelida
Mitochondria
Early hominids...
Habituation