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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. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
Chlorophyll has the ability to
About five million years ago...
The pituitary gland
The pancreas
2. Engages in both passive and active transport.
Color blindness
The primary role of DNA in the cell
Share electrons
The cell membrane (plasma membrane)
3. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Trachea
Cerebrum
Chimpanzees
The nucleus
4. Covalent bonds
Precambrian period
Desert
Cuticle
Share electrons
5. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Catabolism
Multiple fruit
Kingdom Protista
Successful reproduction
6. The transfer of electrons.
Habituation
A lysosome
Forebrain
Ionic bonds involve
7. 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
Multiple fruit
Gene Migration
Desert
8. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
Mesozoic era
Cenozoic era
Aggregate fruit
Did not evolve together
9. Contains optic lobes - controls sight.
Vitamin C
Nucleotides
The adrenal glands
Midbrain
10. The phylum of insects (bees).
Arthropoda
Cellular Respiration
Phyla
The nucleus
11. Absorb a photon of light and is found in the grana of the chloroplast.
Internodal tissue
Pharynx
Chlorophyll has the ability to
Through nitrogen fixing bacteria and lighting
12. The effect of a substrate concentration on the initial reaction rate in the presence of a limited amount of enzyme: _________________ as the concentration of substrate is increased until all the enzymes are used - then the reaction rate will level of
Kingdom Protista
Natality
Will increase the reaction rate
Kingdom Plantae
13. Is the waxy protective outer coating of leaves.
The cuticle
Genome
Prosthetic groups
Share electrons
14. An enzyme is unaffected by the reactions it catalyzes
An inhibitor
The salivary gland
So it can be used over and over again.
Porifera
15. Allows for the genetic code to be preserved in future generations of cells.
Internodal tissue
DNA replication
Nematoda
Cellular Metabolism
16. 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.
Stomach secretions
Meristem tissue
The pancreas
Interphase
17. Super-class of vertebrae including organisms with no jaws.
Aganatha
Through nitrogen fixing bacteria and lighting
The community
Phosphorous
18. 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
Gene Migration
Phototropism
Gametogenesis
The Cell Theory
19. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Paleozoic era
Genetic screening
Chimpanzees
Gnathostomata
20. Refers to the birthrate of a population.
The pancreas
Natality
Kingdom Plantae
Prothallus
21. Is the process that releases energy for use by the cell.
Non-protein
Tundra
Cellular Respiration
Ribonucleic acid
22. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
Hypothalamus
The hormone aldosterone
Non-protein
A gene is
23. The class composed of birds.
Prosthetic groups
Aves
Anabolsim
The habitat of an organism includes
24. Includes all living and nonliving components of the Earth to support living things.
Stomach secretions
Chromatin
Angiosperms
The biosphere
25. 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
Restriction enzymes
Early hominids...
Will increase the reaction rate
The pituitary gland
26. Respiratory organs within insects
Genome
The habitat of an organism includes
Cerebrum
Spiracles
27. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Morula
Phototropism
A lysosome
Multiple fruit
28. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
Angiosperms
Differential reproduction
Bronchi
Gene Migration
29. The vocal cords are found in the larynx.
Gymnosperms
Larynx
Protista
Lymphocytes
30. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
Habituation
An enzyme
parasitic
Paleozoic era
31. Plants and animals obtain usable nitrogen
An enzyme
Ribonucleic acid
Catabolism
Through nitrogen fixing bacteria and lighting
32. Layer that will become the gut lining as well as some accessory structures.
Restriction enzymes
Aganatha
Endoderm
Successful reproduction
33. States that where random mating is occurring within a population that is in equilibrium with its environment - the gene frequencies and genotype ratios will remain constant from generation to generation. It is a mathematical formula that shows why re
The theory of punctuated equilibrium
The Hardy-Weinberg Law of Equilibrium
Color blindness
Centrioles
34. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Phosphorous
Cenozoic era
Anabolism
The salivary gland
35. Controls olfactory lobes (smell)
Bryophytes
Tundra
Interphase
Forebrain
36. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Cerebellum
Alveoli
Blastula
Pi
37. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Mature sporophyte
The nucleus
The products of the Krebs cycle
Prothallus
38. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
The Hardy-Weinberg Law of Equilibrium
Carbon
Blastula
Color blindness
39. Some enzymes contain a __________ component that is essential to their functions.
Spiracles
Non-protein
Free ribosomes
Cnidaria
40. 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.
Precambrian period
Enzymes catalyze reactions
Kingdom Plantae
A mutation
41. The size of a cell is limited by the ratio of its surface area to volume.
Sudden appearance and disappearance of fossil species
Kingdom Plantae
Kingdom Fungi
The key limiting factor on cell size
42. Produces the most ATP molecules - yielding 34 ATPs per glucose molecule.
Anabolism
An enzyme
Cerebellum
Electron Transfer System (ETS)
43. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Will increase the reaction rate
Cellular Metabolism
Savanna
Vitamins
44. (of some plants or fungi) feeding on dead or decaying organic matter
Saprophytic
Hypothalamus
Gymnosperms
Parenchyma tissue
45. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Genome
T Cells
A species role in the food chain is part of its
Did not evolve together
46. 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.
Biogeochemical cycles
R-selection
Endoderm
Lysis
47. 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)
Phosphorous
Ectoderm tissue
Chromatin
48. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Very specific
The primary role of DNA in the cell
Chlorophyll has the ability to
Meristem tissue
49. Are the organelles where cellular respiration occurs.
Arthropoda
Cytosine
Mitochondria
B Cells
50. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Hydrolysis
Scurvy
The primary role of DNA in the cell
The hormone aldosterone