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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 molecule that stores information for protein synthesis and genetic coding.
The community
Aves
Ribonucleic acid
Circadian rhythms
2. 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
Epidermal tissue
The Cell Theory
Niche
3. 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.
Vascular bundles make up the
The Cell Theory
Vascular bundles
Isotonic Conditions
4. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
The hormone aldosterone
Kingdom Plantae
Destroy most enzymes
Will increase the reaction rate
5. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Vascular bundles make up the
Hydrolysis
Morula
Biogeochemical cycles
6. This is a carboxyl group and is the signature group found within organic acids.
Multiple fruit
An inhibitor
Protista
C ---OH
7. Controls olfactory lobes (smell)
Forebrain
Gametogenesis
The hormone aldosterone
Cellular Metabolism
8. The physical place where a particular organism lives. It must include all the factors that will support its life and reproduction.
Gametogenesis
Habitat
Scurvy
Lysosomes
9. Is the waxy protective outer coating of leaves.
Forebrain
The cuticle
Destroy most enzymes
Chromosome
10. Has extreme cold temperatures - low precipitation - modified grassland - perma-frost - a short growing season and some plants and animals.
The primary role of DNA in the cell
The habitat of an organism includes
Tundra
The adrenal glands
11. The transfer of electrons.
A lysosome
Ectoderm tissue
Ionic bonds involve
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
12. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
The pituitary gland
Vascular bundles
Color blindness
The biosphere
13. The preservation of the integrity of genetic information from one generation to another.
Habitat
Genetic maintenance
Meristem tissue
Photolysis is a reaction of photosynthesis where
14. The process of forming eggs and sperm cells in the reproductive organs.
Gametogenesis
Savanna
Saprophytic
A sex linked recessive disease
15. Controls balance and muscle coordination
Cerebellum
Desert
Bryophytes
Kingdom Protista
16. Super-class of vertebrae including organisms with jaws.
An enzyme
Altruism
Gnathostomata
Cerebellum
17. Refers to the birthrate of a population.
Lysosomes
Very specific
Natality
The evolution leading to Homo Sapiens...
18. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Mesoderm
The cuticle
Alveoli
Porifera
19. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
A species role in the food chain is part of its
Enzymes catalyze reactions
Ectoderm
B Cells
20. Veins in the leaf and are also distributed throughout the stem
Vascular bundles make up the
Vascular bundles
Pi
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
21. All store energy within their chemical bonds.
The pancreas
So it can be used over and over again.
Cellulose - starch - lipid - and sugar molecules
Phototropism
22. An enzyme is unaffected by the reactions it catalyzes
Phototropism
R-selection
Cerebrum
So it can be used over and over again.
23. 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 Cambrian Period
Carbon
Lysosomes
Photolysis is a reaction of photosynthesis where
24. 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).
The products of the Krebs cycle
Genetic maintenance
Plasmodesmata
Scurvy
25. Most fossils of Hominids are from continents other than...
Angiosperms
North America
Non-protein
Mature sporophyte
26. Cleave strands of DNA segments at certain sites.
Phototropism
Centrioles
Common elements found in proteins
Restriction enzymes
27. Layer that will become the skin - some endocrine glands - and the nervous system.
Vascular bundles make up the
Ectoderm
Cellulose - starch - lipid - and sugar molecules
Pi
28. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Cellular Respiration
Epidermal tissue
Blastula
Gametogenesis
29. 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
Cytosine
North America
Kingdom Plantae
Phosphorous
30. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
Nucleotides
Phototropism
Restriction enzymes
Prothallus
31. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Circadian rhythms
Precambrian period
Stem tissues
Paleozoic era
32. 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
Characteristics of water valuable to living organisms
A lysosome
Meristem tissue
Circadian rhythms
33. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Vitamin C
Anabolsim
Nucleotides
Alveoli
34. Covalent bonds
Share electrons
Chordata
Balance
Multiple fruit
35. Where protein synthesis occurs. They float unattached in the cytoplasm. They contain RNA that is specific to their function in protein formation.
Bronchi
Very specific
Free ribosomes
Kingdom Protista
36. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
Gene Migration
Phyla
Natality
Aggregate fruit
37. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
The hormone aldosterone
Aggregate fruit
Kingdom Plantae
Savanna
38. Contains organisms that are multicellular eukaryotes including molds and mushrooms.
Biosphere
Epidermal tissue
Gametocide
Kingdom Fungi
39. Is the number of organisms that can be supported within a particular ecosystem.
Prosthetic groups
Carrying capacity
Mesoderm
Circadian rhythms
40. Covers and protects the leaf.
As energy is transferred through trophic levels
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
The cuticle
Cuticle
41. 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.
Vascular bundles
Prosthetic groups
Trachea
Destroy most enzymes
42. Breaking down
The cell's 'powerhouses'
A lysosome
Catabolism
Ecotone
43. 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.
Germ layers
Meristem tissue
Lysosomes
Midbrain
44. Respiratory organs within insects
Spiracles
Tundra
The Nitrogen cycle
Ectoderm tissue
45. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Ribonucleic acid
The community
Anabolism
Enzymes catalyze reactions
46. Stood upright before there was an increase in brain size.
Early hominids...
Kingdom Plantae
Ectoderm tissue
Natality
47. 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.
Anabolsim
The theory of punctuated equilibrium
Phototropism
Cellular Metabolism
48. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
Free ribosomes
A prosthetic group
Biogeochemical cycles
Phototropism
49. The part of the earth that contains all living things - including the atmosphere (air) - the lithosphere (earth) - and the hydrosphere (water).
Meristem tissue
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Biosphere
Desert
50. Carbon - Hydrogen - Oxygen - and Nitrogen
The evolution leading to Homo Sapiens...
The adrenal glands
R-selection
Common elements found in proteins