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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. 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 primary role of DNA in the cell
Nematoda
Aggregate fruit
The Hardy-Weinberg Law of Equilibrium
2. All store energy within their chemical bonds.
Cellulose - starch - lipid - and sugar molecules
The cuticle
Aves
Mature sporophyte
3. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Hemophilia
Endocytic vesicles
Iisotonic state
The community
4. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Aganatha
Allopatric speciation
Phototropism
Characteristics of water valuable to living organisms
5. 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.
Cerebellum
Kingdom Protista
Photolysis is a reaction of photosynthesis where
Catabolism
6. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Anabolsim
The key limiting factor on cell size
The hormone aldosterone
Cellular Metabolism
7. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Balance
R-selection
As energy is transferred through trophic levels
Gnathostomata
8. A suffix meaning 'to break apart.' O || ||
Lysis
Mesozoic era
Isotonic Conditions
Larynx
9. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Imprinting
Cerebellum
C ---OH
Alveoli
10. Layer that will become the gut lining as well as some accessory structures.
Endoderm
Simple fruits
Cell walls
Vascular bundles
11. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
The evolution leading to Homo Sapiens...
B Cells
Xylem tissue
Kingdom Plantae
12. When the water concentration inside and outside the cell is equal - It is said to be in an...
The nucleus
Vitamin C
So it can be used over and over again.
Iisotonic state
13. 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 gene is
pH of Water
A mutation
The pituitary gland
14. Contain one celled eukaryotes such as algae and protozoa.
Characteristics of water valuable to living organisms
Kingdom Protista
Habitat
The primary role of DNA in the cell
15. Some energy is lost as heat and becomes unusable.
Destroy most enzymes
As energy is transferred through trophic levels
Genome
Genetic maintenance
16. Are tubes constructed of a geometrical arrangement of microtubules in a pinwheel shape. Their function includes the formation of new microtubules - but is primarily to form the structural skeleton around which cells split during mitosis and meiosis.
Restriction enzymes
Genetic screening
Centrioles
Altruism
17. Is the sugar that lactase acts upon.
Cellulose - starch - lipid - and sugar molecules
Lysis
Mesoderm
Lactose
18. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Anabolism
Vitamin C
Hydrolysis
The evolution leading to Homo Sapiens...
19. 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.
Internodal tissue
A gene is
Ecotone
A catalyst
20. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
A prosthetic group
Altruism
Share electrons
Pi
21. Channels is cell membranes that carry water between cells.
Natality
Plasmodesmata
Gnathostomata
Filtered by the liver
22. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
T Cells
Cellular Metabolism
The Cell Theory
Bronchi
23. Is composed of a double layer (bilayer) of phospholipids with protein globules imbedded within the layers. The construction of the membrane allows it to aid the function of the cell by permitting entrance and exit of molecules as needed by the cell.
The cell membrane
pathogenic
Epidermal tissue
A hydrogen bond
24. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Gregor Medel
Vitamins
So it can be used over and over again.
Meristem tissue
25. 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
The evolution leading to Homo Sapiens...
Phototropism
T Cells
Cell walls
26. 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)
Chromatin
The cell's 'powerhouses'
Aganatha
27. The vocal cords are found in the larynx.
Imprinting
Common elements found in proteins
Larynx
Catabolism
28. 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.
Chordata
The pituitary gland
Vascular bundles make up the
Trachea
29. Super-class of vertebrae including organisms with jaws.
Aganatha
A lysosome
Gnathostomata
Cell walls
30. Transfers water and does not require sieve plates to allow nutrients through.
The cuticle
The hormone aldosterone
Nematoda
Xylem tissue
31. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Meristem tissue
Chromosome
Pharynx
Recycled environmental factors
32. 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.
Porifera
Cnidaria
Interphase
Multiple fruit
33. The number of organisms in a given community - can be above or below the carrying capacity.
Meristem tissue
Endoderm
Genetic screening
Population
34. Is a kingdom that includes algae and protozoa.
Protista
The key limiting factor on cell size
An enzyme
Trachea
35. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Midbrain
Did not evolve together
Photolysis is a reaction of photosynthesis where
The pancreas
36. An enzyme is unaffected by the reactions it catalyzes
The hormone aldosterone
C ---OH
Attraction of atoms of different polarity
So it can be used over and over again.
37. High temperatures
The pancreas
Destroy most enzymes
A sex linked recessive disease
North America
38. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
Morula
Phosphorous gas
Ecotone
Lymphocytes
39. Covers and protects the leaf.
Cuticle
Restriction enzymes
DNA produces particular genetic traits through
Vitamin C
40. 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
Catabolism
So it can be used over and over again.
The Hardy-Weinberg Law of Equilibrium
Cell walls
41. Most fossils of Hominids are from continents other than...
R-selection
Ectoderm tissue
North America
DNA produces particular genetic traits through
42. Contain organisms that are multicellular eukaryotes including vertebrates and invertebrates.
Kingdom Animalia
Mesoderm
Bronchi
An enzyme
43. Inorganic phosphate
Pi
Kingdom Animalia
pH of Water
An enzyme
44. 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
Kingdom Fungi
The pituitary gland
Genetic imprinting
Mesoderm
45. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
Recycled environmental factors
Lysis
Vascular bundles make up the
Cerebrum
46. Veins in the leaf and are also distributed throughout the stem
Vascular bundles make up the
Filtered by the liver
Stem tissues
Anabolsim
47. It secretes saliva which enters the digestive tract and aids the digestive process.
Balance
Ionic bonds involve
The salivary gland
Cellular Respiration
48. 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.
Isotonic Conditions
The habitat of an organism includes
Biosphere
Xylem tissue
49. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Pi
Savanna
Angiosperms
Kingdom Plantae
50. The transfer of electrons.
Chromatin
Filtered by the liver
Ionic bonds involve
The cuticle