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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. In DNA Thymine pairs with...
Adenine
Photolysis is a reaction of photosynthesis where
Chromatin
B Cells
2. All store energy within their chemical bonds.
Habitat
Sudden appearance and disappearance of fossil species
Kingdom Protista
Cellulose - starch - lipid - and sugar molecules
3. Controls balance and muscle coordination
Cerebellum
Cerebrum
Pi
Vitamins
4. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Gregor Medel
The evolution leading to Homo Sapiens...
Carbon
Silicon
5. The process of forming eggs and sperm cells in the reproductive organs.
The pituitary gland
Lymphocytes
Lactose
Gametogenesis
6. Includes all living and nonliving components of the Earth to support living things.
Very specific
Phloem tissue
Protista
The biosphere
7. 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
Ionic bonds involve
Endocytic vesicles
Ecotone
The primary role of DNA in the cell
8. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
The salivary gland
Prothallus
A gene is
Hypothalamus
9. Controls olfactory lobes (smell)
Tundra
T Cells
Forebrain
The primary role of DNA in the cell
10. Channels is cell membranes that carry water between cells.
Characteristics of water valuable to living organisms
Plasmodesmata
Enzymes catalyze reactions
Porifera
11. 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.
Will increase the reaction rate
Interphase
A prosthetic group
Cellular Respiration
12. Is found on the stem between nodes.
Vitamins
Enzymes catalyze reactions
Hydrolysis
Internodal tissue
13. 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.
The Hardy-Weinberg Law of Equilibrium
Imprinting
Filtered by the liver
Multiple fruit
14. 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
The salivary gland
The cell's 'powerhouses'
The synthesis of ATP molecules to store energy is an example of
15. Synthesis
Allopatric speciation
Anabolism
Trachea
Blastula
16. The transfer of electrons.
Ionic bonds involve
Carrying capacity
Endocytic vesicles
Cnidaria
17. Cleave strands of DNA segments at certain sites.
DNA replication
The salivary gland
Restriction enzymes
Silicon
18. Is a phylum that contains sponges.
Lactose
Anabolsim
Chromatin
Porifera
19. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
Lysis
R-selection
Lactose
Midbrain
20. The phyla of sponges.
Silicon
Will increase the reaction rate
Porifera
Germ layers
21. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
Germ layers
Parenchyma tissue
Population
The nucleus
22. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
A catalyst
Characteristics of water valuable to living organisms
Isotonic Conditions
Sudden appearance and disappearance of fossil species
23. High temperatures
Destroy most enzymes
A gene is
Filtered by the liver
Niche
24. Most fossils of Hominids are from continents other than...
Meristem tissue
Carrying capacity
Hydrolysis
North America
25. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
Recycled environmental factors
The synthesis of ATP molecules to store energy is an example of
A prosthetic group
Prothallus
26. Inorganic phosphate
Centrioles
Pi
Alveoli
Ectoderm tissue
27. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Phototropism
Mitochondria
DNA replication
Alveoli
28. A hydrogen bond involves the ________________ and can be easily broken.
Attraction of atoms of different polarity
Bryophytes
Morula
Vitamin C
29. Layer that will become the gut lining as well as some accessory structures.
Plasmodesmata
Cytosine
Endoderm
Chromosome
30. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Phyla
Mature sporophyte
The pancreas
The habitat of an organism includes
31. Enzymes are usually __________ to certain reactions.
A sex linked recessive disease
Very specific
Cuticle
Stomach secretions
32. 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.
Porifera
Multiple fruit
The salivary gland
A mutation
33. The trachea includes the windpipe or larynx in its upper portion - and the glottis - an opening that allows the gases to pass into the two branches known as the bronchi.
Trachea
Will increase the reaction rate
Forebrain
Ecotone
34. Is a phylum that contains jellyfish - hydra - etc.
So it can be used over and over again.
The theory of punctuated equilibrium
Cnidaria
A lysosome
35. Is found in the root cap and is responsible for quick growth in the roots.
Tundra
Trachea
Meristem tissue
The evolution leading to Homo Sapiens...
36. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
C ---OH
Hemophilia
Savanna
Genome
37. Chlorophyll pigments absorb photons of light - leaving the chlorophyll in a higher energy (excited) state - these then supply energy to reactions that produce ATP from ADP and Pi.
Kingdom Fungi
Characteristics of water valuable to living organisms
About five million years ago...
Photolysis is a reaction of photosynthesis where
38. The sharp boundary of an ecosystem.
Ecotone
Centrioles
Lysis
Differential reproduction
39. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Silicon
Bronchi
Cenozoic era
Stomach secretions
40. Is the process that releases energy for use by the cell.
Allopatric speciation
Ecotone
The salivary gland
Cellular Respiration
41. The class composed of birds.
Endoderm
Aves
Ectoderm tissue
Differential reproduction
42. 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.
Mitochondria
Imprinting
The Cambrian Period
Ectoderm
43. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
The salivary gland
Gnathostomata
Porifera
Aggregate fruit
44. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
The pituitary gland
Kingdom Plantae
Vitamins
Protista
45. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Allopatric speciation
A lysosome
Meristem tissue
The cuticle
46. 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.
Ecotone
Gene Migration
Phosphorous
Biogeochemical cycles
47. Is a coenzyme required in the synthesis of collagen.
Adenine
Vitamin C
Cerebellum
Restriction enzymes
48. Some enzymes contain a __________ component that is essential to their functions.
Non-protein
Lysosomes
Chromosome
Trachea
49. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
Fixed Action Pattern (FAP)
The primary role of DNA in the cell
Bryophytes
Altruism
50. 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.
Biosphere
Anabolsim
Sudden appearance and disappearance of fossil species
pathogenic