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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. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
Mature sporophyte
Cytosine
Gymnosperms
Cuticle
2. High temperatures
Destroy most enzymes
The products of the Krebs cycle
Common elements found in proteins
The key limiting factor on cell size
3. The transfer of electrons.
Allopatric speciation
Ribonucleic acid
Ionic bonds involve
Circadian rhythms
4. A hydrogen bond involves the ________________ and can be easily broken.
Attraction of atoms of different polarity
Hydrolysis
Habituation
Forebrain
5. Is weaker than ionic - covalent - disulfide - or double bonds.
Aves
Hypothalamus
A hydrogen bond
An enzyme
6. Engages in both passive and active transport.
The habitat of an organism includes
Phyla
Habituation
The cell membrane (plasma membrane)
7. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
Lysis
An enzyme
The nucleus
Balance
8. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
Recycled environmental factors
Germ layers
The habitat of an organism includes
Xylem tissue
9. 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.
Fixed Action Pattern (FAP)
Cellulose - starch - lipid - and sugar molecules
Mesoderm
A gene is
10. The total amount of genetic information available for a given species.
The nucleus
Genome
Phosphorous
Ionic bonds involve
11. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Allopatric speciation
Morula
Phosphorous
Ectoderm
12. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Anabolsim
Cellular Metabolism
Destroy most enzymes
Carbon
13. Is the organelle where cellular reproductive processes occur.
Anabolsim
Cenozoic era
The nucleus
Hydrolysis
14. The large brain and upright posture of Homo Sapiens...
A lysosome
Internodal tissue
Did not evolve together
The community
15. All store energy within their chemical bonds.
Cellulose - starch - lipid - and sugar molecules
Saprophytic
Larynx
Habitat
16. Most chemical pollutants accidentally ingested by humans are __________ - mixed with broken down pigments in the bile - then bile is secreted into the small intestine - proceeds to the large intestine - and is expelled in the feces.
Bronchi
Phototropism
Filtered by the liver
Recycled environmental factors
17. Anabolism
The synthesis of ATP molecules to store energy is an example of
The community
Lysosomes
Cuticle
18. 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.
Epidermal tissue
Gregor Medel
Gene Migration
Angiosperms
19. 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 nucleus
Stomach secretions
DNA produces particular genetic traits through
Angiosperms
20. Covers and protects the leaf.
The Cambrian Period
Cuticle
Chimpanzees
Habitat
21. Contains many genes and is a structure comprised of linear DNA and associated proteins.
An enzyme
Chromosome
parasitic
Alveoli
22. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Bryophytes
Chromatin
Cellular Metabolism
Gametogenesis
23. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Catabolism
The pituitary gland
Genetic maintenance
Ectoderm
24. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
About five million years ago...
Biosphere
Will increase the reaction rate
The hormone aldosterone
25. Absorb a photon of light and is found in the grana of the chloroplast.
Silicon
Early hominids...
Cerebellum
Chlorophyll has the ability to
26. Inorganic phosphate
Pi
The Hardy-Weinberg Law of Equilibrium
The nucleus
Stomach secretions
27. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
Hydrolysis
The Cambrian Period
B Cells
The Hardy-Weinberg Law of Equilibrium
28. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Balance
Genome
Carbon
Adenine
29. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Savanna
Biosphere
Will increase the reaction rate
Photolysis is a reaction of photosynthesis where
30. 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.
Phyla
The Cambrian Period
Carrying capacity
Stem tissues
31. Is found on the stem between nodes.
Anabolsim
Internodal tissue
Ecotone
The key limiting factor on cell size
32. An orienting response to light.
As energy is transferred through trophic levels
Phototropism
Fixed Action Pattern (FAP)
Anabolsim
33. Mitochondria - they constitute the center of cellular respiration.
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34. A suffix meaning 'to break apart.' O || ||
Chlorophyll
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Lysis
Phosphorous gas
35. Protein synthesis
The primary role of DNA in the cell
Allopatric speciation
Spiracles
DNA produces particular genetic traits through
36. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Allopatric speciation
Destroy most enzymes
Phloem tissue
Phototropism
37. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
Phloem tissue
parasitic
Stomach secretions
Desert
38. Breaking down
The habitat of an organism includes
Stomach secretions
Catabolism
The synthesis of ATP molecules to store energy is an example of
39. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Silicon
A species role in the food chain is part of its
Enzymes catalyze reactions
Meristem tissue
40. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
The adrenal glands
The cell membrane (plasma membrane)
Electron Transfer System (ETS)
Characteristics of water valuable to living organisms
41. 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.
Color blindness
Bryophytes
Sudden appearance and disappearance of fossil species
Endocytic vesicles
42. Is a special protein that acts as a catalyst for organic reactions.
Tundra
Cnidaria
Epidermal tissue
An enzyme
43. The pharynx is between the nasal passage and the trachea. Air passes into the body via the nasal passage - then passes through the pharynx and on to the trachea.
Allopatric speciation
Pharynx
Phototropism
Chordata
44. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Kingdom Protista
Parenchyma tissue
Epidermal tissue
Characteristics of water valuable to living organisms
45. Most fossils of Hominids are from continents other than...
North America
C ---OH
Ionic bonds involve
Color blindness
46. Is a coenzyme required in the synthesis of collagen.
Vitamin C
Genetic maintenance
Catabolism
R-selection
47. The phylum of insects (bees).
Endoderm
Sudden appearance and disappearance of fossil species
Cytosine
Arthropoda
48. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Prosthetic groups
Stem tissues
Hydrolysis
Meristem tissue
49. 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.
Parenchyma tissue
Multiple fruit
Biogeochemical cycles
T Cells
50. Super-class of vertebrae including organisms with jaws.
Gnathostomata
Fixed Action Pattern (FAP)
Bronchi
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