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Test your basic knowledge |
CLEP Biology
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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. 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
The cell membrane (plasma membrane)
Iisotonic state
Phosphorous
Very specific
2. Has extreme cold temperatures - low precipitation - modified grassland - perma-frost - a short growing season and some plants and animals.
Tundra
The nucleus
Morula
Chromatin
3. 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.
Vascular bundles make up the
The primary role of DNA in the cell
Bryophytes
Ecological niches open up
4. An enzyme is unaffected by the reactions it catalyzes
Anabolism
Scurvy
Bronchi
So it can be used over and over again.
5. The vocal cords are found in the larynx.
Chlorophyll
Tundra
Larynx
Cuticle
6. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Aves
Midbrain
Population
Catabolism
7. (of some plants or fungi) feeding on dead or decaying organic matter
Very specific
Gregor Medel
Kingdom Fungi
Saprophytic
8. Ended with the extinction of the dinosaurs.
Anabolism
Mesozoic era
Filtered by the liver
Aves
9. 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.
Gene Migration
DNA replication
Alveoli
Pi
10. Includes all living and nonliving components of the Earth to support living things.
Circadian rhythms
The biosphere
So it can be used over and over again.
Silicon
11. 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).
Successful reproduction
The primary role of DNA in the cell
Scurvy
Did not evolve together
12. The pituitary gland.
Aganatha
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Tundra
Xylem tissue
13. This is a carboxyl group and is the signature group found within organic acids.
Mature sporophyte
Filtered by the liver
The biosphere
C ---OH
14. 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.
The primary role of DNA in the cell
Protista
Color blindness
Successful reproduction
15. 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
Blastula
The Nitrogen cycle
Centrioles
16. Contain one celled eukaryotes such as algae and protozoa.
Bryophytes
Recycled environmental factors
The pituitary gland
Kingdom Protista
17. Contains organisms that are multicellular eukaryotes including molds and mushrooms.
A sex linked recessive disease
Kingdom Fungi
Carbon
C ---OH
18. The phylum of insects (bees).
Electron Transfer System (ETS)
The evolution leading to Homo Sapiens...
The biosphere
Arthropoda
19. Channels is cell membranes that carry water between cells.
Plasmodesmata
So it can be used over and over again.
Prosthetic groups
Angiosperms
20. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
About five million years ago...
Habituation
T Cells
Habitat
21. Is a coenzyme required in the synthesis of collagen.
An enzyme
Vitamin C
Midbrain
Spiracles
22. 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
Chromatin
Endocytic vesicles
Carbon
Successful reproduction
23. The systematic search for individuals with a specific genotype in a delineated population.
The Nitrogen cycle
Genetic screening
Chromosome
Free ribosomes
24. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
A gene is
Prosthetic groups
Paleozoic era
Phosphorous gas
25. The phyla composed of segmented worms.
Very specific
Epidermal tissue
Isotonic Conditions
Annelida
26. Fossilized burrows from multicellular organisms begin to appear in the geological record approximately 700 million years ago during the Precambrian period. These multicellular animals had only soft parts and could not be fossilized.
Precambrian period
Cnidaria
Endoderm
Mitochondria
27. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Color blindness
Plasmodesmata
Biosphere
Anabolsim
28. Disease causing
Desert
Gregor Medel
Centrioles
pathogenic
29. The sharp boundary of an ecosystem.
Mature sporophyte
Balance
Chordata
Ecotone
30. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
Gene Migration
Nucleotides
The salivary gland
Kingdom Protista
31. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Carbon
Mature sporophyte
Lysis
Ecological niches open up
32. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
Recycled environmental factors
Phosphorous gas
Scurvy
Interphase
33. The phyla of round worms.
A gene is
Nematoda
Will increase the reaction rate
Niche
34. Enzymes are usually __________ to certain reactions.
The pituitary gland
Iisotonic state
Very specific
The salivary gland
35. Is the outermost layer of cells of the stem.
Common elements found in proteins
Epidermal tissue
The Nitrogen cycle
Photolysis is a reaction of photosynthesis where
36. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Free ribosomes
Hemophilia
Lymphocytes
Germ layers
37. Subsets below the kingdom level
Protista
Circadian rhythms
Phyla
Biogeochemical cycles
38. Anabolism
Ectoderm
Population
The synthesis of ATP molecules to store energy is an example of
Mesozoic era
39. 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.
Imprinting
Genetic maintenance
Xylem tissue
Protista
40. The size of a cell is limited by the ratio of its surface area to volume.
The key limiting factor on cell size
An enzyme
Endoderm
Centrioles
41. Controls balance and muscle coordination
The cell membrane
Scurvy
Prothallus
Cerebellum
42. 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
Circadian rhythms
Gregor Medel
Kingdom Protista
Simple fruits
43. Is the waxy protective outer coating of leaves.
Gene Migration
Did not evolve together
The biosphere
The cuticle
44. Breaking down
Catabolism
Chordata
Through nitrogen fixing bacteria and lighting
Phloem tissue
45. Has loosely packed cells that allow for gas and moisture exchange.
Paleozoic era
Porifera
Parenchyma tissue
Larynx
46. Super-class of vertebrae including organisms with no jaws.
Genetic maintenance
Aganatha
Morula
Through nitrogen fixing bacteria and lighting
47. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Iisotonic state
Carbon
Meristem tissue
A mutation
48. Is disorganized - unravelled - DNA with histones attached.
Phloem tissue
Midbrain
Chromatin
An enzyme
49. 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.
The Nitrogen cycle
Stomach secretions
Prothallus
The salivary gland
50. Controls sensory and motor responses - and controls memory - speech - and intelligence factors.
Phototropism
Cerebrum
Hydrolysis
Forebrain
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