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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. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Hydrolysis
Vascular bundles make up the
Iisotonic state
Lactose
2. The destruction of gametes - (sex cells such as sperm and eggs).
Cerebellum
Nematoda
Chromosome
Gametocide
3. Is more like branching out of a tree with dead ends and new branches appearing simultaneously than like steps on a ladder.
About five million years ago...
Ribonucleic acid
The evolution leading to Homo Sapiens...
Cellulose - starch - lipid - and sugar molecules
4. Is the outermost layer of cells of the stem.
Balance
Cenozoic era
Anabolism
Epidermal tissue
5. Is a special protein that acts as a catalyst for organic reactions.
An enzyme
Pharynx
Kingdom Plantae
Chlorophyll has the ability to
6. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
The theory of punctuated equilibrium
Imprinting
Cerebrum
Silicon
7. The role played by an organism in its food chain.
Successful reproduction
Niche
Midbrain
Population
8. Ended with the extinction of the dinosaurs.
Mesoderm
Mesozoic era
Phosphorous
Genetic imprinting
9. Is disorganized - unravelled - DNA with histones attached.
Chromatin
Cuticle
The synthesis of ATP molecules to store energy is an example of
Gametogenesis
10. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Xylem tissue
Adenine
Hemophilia
Color blindness
11. 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 pancreas
Phosphorous
Catabolism
Endoderm
12. 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.
Allopatric speciation
Isotonic Conditions
Meristem tissue
Gymnosperms
13. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Vitamin C
Phosphorous
Free ribosomes
Cenozoic era
14. Allows for the genetic code to be preserved in future generations of cells.
As energy is transferred through trophic levels
DNA replication
Prothallus
A mutation
15. All store energy within their chemical bonds.
Mesoderm
Will increase the reaction rate
Cellulose - starch - lipid - and sugar molecules
Balance
16. What phylum are snakes in?
Biosphere
Gametocide
Successful reproduction
Chordata
17. The preservation of the integrity of genetic information from one generation to another.
An enzyme
Vitamin C
Genetic maintenance
Isotonic Conditions
18. Is an accidental change of the DNA sequence of the gene that can result in creating a change of trait that is not found in the parent.
A mutation
Characteristics of water valuable to living organisms
Vascular bundles make up the
parasitic
19. Transfers water and does not require sieve plates to allow nutrients through.
Hydrolysis
Hemophilia
Tundra
Xylem tissue
20. Niche
Ribonucleic acid
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
C ---OH
A species role in the food chain is part of its
21. Carbon - Hydrogen - Oxygen - and Nitrogen
Common elements found in proteins
Characteristics of water valuable to living organisms
Hypothalamus
Nucleotides
22. Synthesis
T Cells
Anabolism
Forebrain
The nucleus
23. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Characteristics of water valuable to living organisms
Catabolism
Alveoli
The cuticle
24. The phyla of round worms.
Nematoda
Phototropism
So it can be used over and over again.
Protista
25. Can be accounted for by the theory of punctuated equilibrium. The fossil record shows periods of stability with regard to appearance and disappearance of species as well as periods of sudden change.
Phloem tissue
pathogenic
Sudden appearance and disappearance of fossil species
Larynx
26. 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
Differential reproduction
Meristem tissue
Chromatin
27. Are the organelles where cellular respiration occurs.
Mitochondria
Share electrons
Spiracles
The pituitary gland
28. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
As energy is transferred through trophic levels
Did not evolve together
A prosthetic group
Nucleotides
29. 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.
Centrioles
Population
Phosphorous gas
Interphase
30. Super-class of vertebrae including organisms with jaws.
Anabolsim
Through nitrogen fixing bacteria and lighting
Gnathostomata
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
31. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
Altruism
DNA produces particular genetic traits through
Phototropism
Recycled environmental factors
32. Is the process that releases energy for use by the cell.
Fixed Action Pattern (FAP)
Stem tissues
Cellular Respiration
The community
33. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Ecological niches open up
The biosphere
Cellular Metabolism
Chlorophyll
34. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
A catalyst
Vitamins
R-selection
Phototropism
35. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
Vascular bundles make up the
pH of Water
Ecological niches open up
Trachea
36. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Free ribosomes
Bryophytes
Aves
R-selection
37. Engages in both passive and active transport.
Annelida
The cell membrane (plasma membrane)
Morula
Cenozoic era
38. Is the organelle where cellular reproductive processes occur.
Differential reproduction
Mitochondria
parasitic
The nucleus
39. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
An enzyme
The salivary gland
The habitat of an organism includes
Gene Migration
40. The large brain and upright posture of Homo Sapiens...
Did not evolve together
Cuticle
Meristem tissue
Protista
41. Between the endoderm and ectoderm - layer that will eventually form the muscles - and organs of the skeletal - circulatory - respiratory - reproductive - and excretory systems.
Catabolism
Mesoderm
An inhibitor
Gregor Medel
42. The phyla composed of segmented worms.
Cellular Respiration
Fixed Action Pattern (FAP)
Electron Transfer System (ETS)
Annelida
43. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
Paleozoic era
Chromatin
An inhibitor
Ribonucleic acid
44. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Gametogenesis
Genetic maintenance
As energy is transferred through trophic levels
Paleozoic era
45. 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.
Aggregate fruit
Germ layers
Carrying capacity
Gene Migration
46. 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.
The theory of punctuated equilibrium
The primary role of DNA in the cell
DNA produces particular genetic traits through
The Cell Theory
47. Is a kingdom that includes algae and protozoa.
Protista
Cell walls
Ecological niches open up
The cuticle
48. The size of a cell is limited by the ratio of its surface area to volume.
Niche
Characteristics of water valuable to living organisms
The key limiting factor on cell size
Gametogenesis
49. Is the sugar that lactase acts upon.
Cytosine
Ribonucleic acid
Lactose
Prosthetic groups
50. Algae and Protozoa belong to the kingdom...
Protista
Hydrolysis
Gene Migration
Desert