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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. Decomposition of living matter for consumption.
The Cambrian Period
parasitic
Destroy most enzymes
Ribonucleic acid
2. Controls balance and muscle coordination
Epidermal tissue
Cerebellum
Electron Transfer System (ETS)
Cell walls
3. Is composed of an anterior and posterior lobe. The stalk of the lobe is connected to the hypothalamus. Antidiuretic Hormone (AH) is produced in the hypothalamus and stored in the posterior pituitary. Upon nervous stimulation from the hypothalamus - t
Centrioles
The pituitary gland
Ectoderm
Porifera
4. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
Cerebellum
Biogeochemical cycles
Recycled environmental factors
Simple fruits
5. This is a carboxyl group and is the signature group found within organic acids.
Photolysis is a reaction of photosynthesis where
Genetic maintenance
Gametocide
C ---OH
6. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Meristem tissue
Trachea
Chlorophyll
Silicon
7. Is the number of organisms that can be supported within a particular ecosystem.
Paleozoic era
Hypothalamus
Attraction of atoms of different polarity
Carrying capacity
8. Is weaker than ionic - covalent - disulfide - or double bonds.
Silicon
Isotonic Conditions
Internodal tissue
A hydrogen bond
9. 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
Mesoderm
The Nitrogen cycle
Gametocide
Germ layers
10. Is a coenzyme required in the synthesis of collagen.
Catabolism
The biosphere
Vitamin C
Gregor Medel
11. The number of organisms in a given community - can be above or below the carrying capacity.
Population
Imprinting
Mitochondria
Cerebellum
12. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Hydrolysis
The cell membrane (plasma membrane)
The adrenal glands
Centrioles
13. The phyla composed of segmented worms.
Savanna
Genetic imprinting
The cell's 'powerhouses'
Annelida
14. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Characteristics of water valuable to living organisms
Restriction enzymes
Mesoderm
C ---OH
15. Is a molecule that stores information for protein synthesis and genetic coding.
Carbon
Imprinting
Ribonucleic acid
The Cambrian Period
16. Synthesis
Vascular bundles
Sudden appearance and disappearance of fossil species
Anabolism
Stomach secretions
17. The transfer of electrons.
Meristem tissue
The synthesis of ATP molecules to store energy is an example of
Isotonic Conditions
Ionic bonds involve
18. The part of the earth that contains all living things - including the atmosphere (air) - the lithosphere (earth) - and the hydrosphere (water).
Epidermal tissue
The hormone aldosterone
Porifera
Biosphere
19. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
C ---OH
Cell walls
Through nitrogen fixing bacteria and lighting
Habituation
20. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Stem tissues
Precambrian period
Lactose
Natality
21. Some energy is lost as heat and becomes unusable.
Cellular Metabolism
Tundra
Cnidaria
As energy is transferred through trophic levels
22. Layer that will become the skin - some endocrine glands - and the nervous system.
Carbon
Phototropism
Ectoderm
T Cells
23. Covalent bonds
Isotonic Conditions
Ionic bonds involve
Destroy most enzymes
Share electrons
24. 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.
Bryophytes
A gene is
Free ribosomes
Vascular bundles make up the
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
Mesozoic era
So it can be used over and over again.
Endocytic vesicles
Epidermal tissue
26. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Circadian rhythms
Gregor Medel
Multiple fruit
The cell membrane
27. The role played by an organism in its food chain.
The cell membrane
A hydrogen bond
Anabolsim
Niche
28. The vocal cords are found in the larynx.
Fixed Action Pattern (FAP)
Xylem tissue
Larynx
Biogeochemical cycles
29. 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.
The key limiting factor on cell size
The theory of punctuated equilibrium
Xylem tissue
About five million years ago...
30. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Genetic screening
Savanna
The hormone aldosterone
The pituitary gland
31. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Gene Migration
Multiple fruit
The pancreas
Hemophilia
32. Mitochondria - they constitute the center of cellular respiration.
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33. Allows for the genetic code to be preserved in future generations of cells.
Ecotone
Non-protein
T Cells
DNA replication
34. Are tubes constructed of a geometrical arrangement of microtubules in a pinwheel shape. Their function includes the formation of new microtubules - but is primarily to form the structural skeleton around which cells split during mitosis and meiosis.
Vitamins
Cuticle
An enzyme
Centrioles
35. 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.
Arthropoda
Protista
As energy is transferred through trophic levels
The Cell Theory
36. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Simple fruits
Non-protein
The nucleus
Kingdom Plantae
37. The phylum of insects (bees).
Did not evolve together
Arthropoda
Stem tissues
Genetic screening
38. What phylum are snakes in?
The Cambrian Period
Chordata
Pharynx
Cellulose - starch - lipid - and sugar molecules
39. Plants and animals obtain usable nitrogen
Internodal tissue
Arthropoda
Genetic imprinting
Through nitrogen fixing bacteria and lighting
40. Produces the most ATP molecules - yielding 34 ATPs per glucose molecule.
Fixed Action Pattern (FAP)
Electron Transfer System (ETS)
Iisotonic state
The pituitary gland
41. An orienting response to light.
Phototropism
Hemophilia
pH of Water
Genetic imprinting
42. Is a packet of digestive enzymes that destroy cellular wastes.
An enzyme
The cuticle
A lysosome
Xylem tissue
43. Is a phylum that contains sponges.
So it can be used over and over again.
The Nitrogen cycle
Ribonucleic acid
Porifera
44. Protein synthesis
DNA produces particular genetic traits through
Ectoderm tissue
A mutation
Bryophytes
45. Disease causing
Phloem tissue
Chimpanzees
Simple fruits
pathogenic
46. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Forebrain
Prothallus
Scurvy
Chimpanzees
47. Respiratory organs within insects
R-selection
Chromatin
Stem tissues
Spiracles
48. 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
Mature sporophyte
Lysis
Epidermal tissue
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.
The adrenal glands
Interphase
The evolution leading to Homo Sapiens...
Cellulose - starch - lipid - and sugar molecules
50. Engages in both passive and active transport.
Mitochondria
Attraction of atoms of different polarity
The cell membrane (plasma membrane)
Aggregate fruit