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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. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
Free ribosomes
Gymnosperms
Aggregate fruit
Phototropism
2. The systematic search for individuals with a specific genotype in a delineated population.
Multiple fruit
The salivary gland
Genetic screening
A hydrogen bond
3. Algae and Protozoa belong to the kingdom...
Protista
Natality
Share electrons
An enzyme
4. 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.
Chromatin
A mutation
The pituitary gland
North America
5. 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
Aganatha
Phosphorous
The pancreas
Ribonucleic acid
6. 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.
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Successful reproduction
Endoderm
A mutation
7. 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)
Biosphere
Habitat
Lysis
8. 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
T Cells
Aggregate fruit
Phototropism
An inhibitor
9. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Cerebrum
Will increase the reaction rate
The synthesis of ATP molecules to store energy is an example of
Blastula
10. Is a packet of digestive enzymes that destroy cellular wastes.
A lysosome
A mutation
Enzymes catalyze reactions
Plasmodesmata
11. The role played by an organism in its food chain.
Chromatin
Bronchi
The pancreas
Niche
12. Is a phylum that contains sponges.
Hypothalamus
The adrenal glands
Porifera
Restriction enzymes
13. Controls balance and muscle coordination
Chimpanzees
The products of the Krebs cycle
Hydrolysis
Cerebellum
14. Covers and protects the leaf.
Cuticle
Chlorophyll
Successful reproduction
A gene is
15. Controls olfactory lobes (smell)
Gametogenesis
Chromatin
Forebrain
A hydrogen bond
16. Is the waxy protective outer coating of leaves.
Cellular Respiration
Saprophytic
The cuticle
Internodal tissue
17. Is a special protein that acts as a catalyst for organic reactions.
Hypothalamus
An enzyme
Arthropoda
Chimpanzees
18. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Gene Migration
Ecological niches open up
A sex linked recessive disease
Enzymes catalyze reactions
19. Nonvascular plants such as mosses which lack tissue for conducting food or water.
The Nitrogen cycle
Bryophytes
Early hominids...
Meristem tissue
20. 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.
Cytosine
Restriction enzymes
Multiple fruit
Imprinting
21. 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
Adenine
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
The pituitary gland
Plasmodesmata
22. Ended with the extinction of the dinosaurs.
Mesozoic era
An inhibitor
Biosphere
R-selection
23. Veins in the leaf and are also distributed throughout the stem
Aggregate fruit
Differential reproduction
An enzyme
Vascular bundles make up the
24. 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.
Imprinting
Chimpanzees
Nematoda
Germ layers
25. Breaking down
Altruism
The Nitrogen cycle
Endoderm
Catabolism
26. Some enzymes contain a __________ component that is essential to their functions.
The cuticle
Bryophytes
Forebrain
Non-protein
27. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
Vitamin C
Catabolism
The adrenal glands
Meristem tissue
28. Plants and animals obtain usable nitrogen
Through nitrogen fixing bacteria and lighting
Ecological niches open up
An inhibitor
The cell membrane
29. Is a coenzyme required in the synthesis of collagen.
Vitamin C
Mesozoic era
Spiracles
Prothallus
30. The individual we recognize as an adult fern.
Gametocide
Nematoda
Mature sporophyte
Adenine
31. Has extreme cold temperatures - low precipitation - modified grassland - perma-frost - a short growing season and some plants and animals.
Tundra
The nucleus
Genetic imprinting
Gregor Medel
32. The total amount of genetic information available for a given species.
Photolysis is a reaction of photosynthesis where
Genome
Meristem tissue
Cellular Metabolism
33. 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
The Nitrogen cycle
As energy is transferred through trophic levels
Spiracles
Mesoderm
34. Is the process that releases energy for use by the cell.
Savanna
Centrioles
Cellular Respiration
Chromosome
35. 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.
An enzyme
A gene is
Bryophytes
Gnathostomata
36. Protein synthesis
DNA produces particular genetic traits through
Photolysis is a reaction of photosynthesis where
The adrenal glands
pH of Water
37. 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 theory of punctuated equilibrium
Early hominids...
Phototropism
The synthesis of ATP molecules to store energy is an example of
38. Mitochondria - they constitute the center of cellular respiration.
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39. Is made of stacked cells connected by sieve plates that allow nutrients to pass from cell to cell. They transport food made in the leaves (by photosynthesis) to the rest of the plant).
An inhibitor
Catabolism
Characteristics of water valuable to living organisms
Phloem tissue
40. Refers to the birthrate of a population.
A lysosome
Habituation
Natality
Aganatha
41. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
Chlorophyll has the ability to
Vascular bundles
Paleozoic era
Nucleotides
42. Is a substance that changes the speed of a reaction without being affected itself.
The adrenal glands
The pancreas
A catalyst
Chimpanzees
43. Is a kingdom that includes algae and protozoa.
Protista
Photolysis is a reaction of photosynthesis where
The products of the Krebs cycle
Catabolism
44. Are the organelles where cellular respiration occurs.
Genetic maintenance
Mitochondria
Phototropism
So it can be used over and over again.
45. The phyla of sponges.
B Cells
Porifera
Electron Transfer System (ETS)
The cuticle
46. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
Color blindness
Early hominids...
Arthropoda
Cenozoic era
47. The number of organisms in a given community - can be above or below the carrying capacity.
Color blindness
Population
Early hominids...
pH of Water
48. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
Gametocide
The salivary gland
pH of Water
Savanna
49. Disease causing
Bryophytes
The salivary gland
pathogenic
Carrying capacity
50. Is the sugar that lactase acts upon.
Lactose
Bronchi
The habitat of an organism includes
Ectoderm tissue
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