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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. 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
Endocytic vesicles
An inhibitor
A gene is
Bronchi
2. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Prothallus
Fixed Action Pattern (FAP)
Common elements found in proteins
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
3. The size of a cell is limited by the ratio of its surface area to volume.
pathogenic
Morula
Ionic bonds involve
The key limiting factor on cell size
4. The pituitary gland.
The salivary gland
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Alveoli
Germ layers
5. Is disorganized - unravelled - DNA with histones attached.
Color blindness
Cellulose - starch - lipid - and sugar molecules
Very specific
Chromatin
6. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Gametocide
Lactose
Ribonucleic acid
Meristem tissue
7. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
Nematoda
Mitochondria
A catalyst
Differential reproduction
8. In both living and non-living environments.
Nucleotides
Chordata
Enzymes catalyze reactions
Habituation
9. Is a phylum that contains sponges.
Porifera
Prothallus
Parenchyma tissue
Cnidaria
10. Controls balance and muscle coordination
Fixed Action Pattern (FAP)
Bryophytes
Savanna
Cerebellum
11. 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.
Alveoli
The Cambrian Period
Parenchyma tissue
Pharynx
12. Is a disease caused by lack of vitamin C in which the body is unable to build enough collagen (a major component of connective tissue).
Scurvy
Restriction enzymes
Phosphorous
Vascular bundles
13. Controls olfactory lobes (smell)
Imprinting
Angiosperms
Vitamins
Forebrain
14. In DNA Thymine pairs with...
Biogeochemical cycles
Spiracles
Attraction of atoms of different polarity
Adenine
15. Most fossils of Hominids are from continents other than...
Lysis
North America
Hemophilia
The community
16. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Habituation
Ectoderm
An inhibitor
Epidermal tissue
17. Protein synthesis
DNA produces particular genetic traits through
Silicon
Chimpanzees
Aggregate fruit
18. 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.
Early hominids...
Isotonic Conditions
Endoderm
C ---OH
19. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Cuticle
The community
Blastula
The primary role of DNA in the cell
20. The vocal cords are found in the larynx.
Larynx
Tundra
DNA produces particular genetic traits through
Aganatha
21. Is weaker than ionic - covalent - disulfide - or double bonds.
A hydrogen bond
Will increase the reaction rate
Genetic screening
A mutation
22. 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.
Cellulose - starch - lipid - and sugar molecules
A mutation
The salivary gland
An enzyme
23. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Protista
An enzyme
Interphase
Ecological niches open up
24. Carbon - Hydrogen - Oxygen - and Nitrogen
Cenozoic era
Common elements found in proteins
Phosphorous gas
A sex linked recessive disease
25. All store energy within their chemical bonds.
Cellular Metabolism
The cuticle
Ectoderm
Cellulose - starch - lipid - and sugar molecules
26. 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.
A sex linked recessive disease
C ---OH
Gene Migration
Lysosomes
27. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Gametogenesis
Lymphocytes
A catalyst
Allopatric speciation
28. Niche
Sudden appearance and disappearance of fossil species
A species role in the food chain is part of its
Pharynx
The community
29. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
Nucleotides
Porifera
Non-protein
Bryophytes
30. Enzymes are usually __________ to certain reactions.
Cellular Respiration
Very specific
Nematoda
Xylem tissue
31. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Germ layers
Bryophytes
Gregor Medel
Carbon
32. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
Characteristics of water valuable to living organisms
Chromosome
The adrenal glands
Anabolsim
33. The sharp boundary of an ecosystem.
Trachea
A species role in the food chain is part of its
Ecotone
Endocytic vesicles
34. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Cell walls
Cellular Metabolism
The cell membrane (plasma membrane)
T Cells
35. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
parasitic
Biosphere
Paleozoic era
Desert
36. 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.
Chordata
The hormone aldosterone
Photolysis is a reaction of photosynthesis where
Mature sporophyte
37. 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
The pituitary gland
About five million years ago...
An enzyme
Habitat
38. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Paleozoic era
Forebrain
The cell's 'powerhouses'
Cerebellum
39. The destruction of gametes - (sex cells such as sperm and eggs).
Gametocide
Scurvy
Epidermal tissue
Chlorophyll has the ability to
40. Decomposition of living matter for consumption.
Altruism
The cuticle
Sudden appearance and disappearance of fossil species
parasitic
41. Super-class of vertebrae including organisms with jaws.
A species role in the food chain is part of its
Vascular bundles
Gnathostomata
T Cells
42. Contains many genes and is a structure comprised of linear DNA and associated proteins.
Larynx
Endoderm
Imprinting
Chromosome
43. Contain one celled eukaryotes such as algae and protozoa.
Allopatric speciation
Kingdom Protista
Scurvy
pathogenic
44. 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
Phototropism
Mitochondria
Restriction enzymes
Isotonic Conditions
45. 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)
Attraction of atoms of different polarity
Kingdom Animalia
Protista
46. It secretes saliva which enters the digestive tract and aids the digestive process.
Habituation
Biogeochemical cycles
The salivary gland
Ectoderm
47. 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.
Mesozoic era
Vascular bundles
Will increase the reaction rate
The theory of punctuated equilibrium
48. 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.
Centrioles
Bryophytes
Photolysis is a reaction of photosynthesis where
Catabolism
49. Respiratory organs within insects
Enzymes catalyze reactions
Spiracles
Cellular Metabolism
The theory of punctuated equilibrium
50. The individual we recognize as an adult fern.
The synthesis of ATP molecules to store energy is an example of
Mature sporophyte
Cuticle
Vitamins