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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 more like branching out of a tree with dead ends and new branches appearing simultaneously than like steps on a ladder.
Multiple fruit
Nucleotides
Porifera
The evolution leading to Homo Sapiens...
2. The role played by an organism in its food chain.
parasitic
Lysosomes
Gnathostomata
Niche
3. Is the organelle where cellular reproductive processes occur.
Bryophytes
Endoderm
The nucleus
Share electrons
4. (of some plants or fungi) feeding on dead or decaying organic matter
Saprophytic
The hormone aldosterone
Cytosine
DNA produces particular genetic traits through
5. Contains optic lobes - controls sight.
Midbrain
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Carrying capacity
The evolution leading to Homo Sapiens...
6. 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.
Phosphorous
Photolysis is a reaction of photosynthesis where
Angiosperms
Pharynx
7. Produces the most ATP molecules - yielding 34 ATPs per glucose molecule.
Electron Transfer System (ETS)
Carrying capacity
Phosphorous gas
Hemophilia
8. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
Isotonic Conditions
Phyla
B Cells
Recycled environmental factors
9. 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.
Spiracles
R-selection
Kingdom Plantae
Successful reproduction
10. Channels is cell membranes that carry water between cells.
Morula
Plasmodesmata
Anabolism
Cellular Metabolism
11. Controls hunger and thirst
Prothallus
Hypothalamus
Ectoderm tissue
DNA replication
12. The part of the earth that contains all living things - including the atmosphere (air) - the lithosphere (earth) - and the hydrosphere (water).
As energy is transferred through trophic levels
Lactose
Ribonucleic acid
Biosphere
13. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Parenchyma tissue
The products of the Krebs cycle
Saprophytic
Kingdom Plantae
14. 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).
The habitat of an organism includes
Niche
Hypothalamus
Phloem tissue
15. Is the outermost layer of cells of the stem.
Early hominids...
Non-protein
Epidermal tissue
Aves
16. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
Chlorophyll has the ability to
Endoderm
Phosphorous gas
The adrenal glands
17. Absorb a photon of light and is found in the grana of the chloroplast.
Chlorophyll has the ability to
A sex linked recessive disease
The Nitrogen cycle
Phloem tissue
18. Stood upright before there was an increase in brain size.
Early hominids...
Parenchyma tissue
Trachea
Cytosine
19. The phyla of sponges.
pathogenic
Kingdom Animalia
Porifera
Phototropism
20. Covers and protects the leaf.
The cell's 'powerhouses'
Forebrain
Endoderm
Cuticle
21. Anabolism
Cerebellum
Germ layers
Stomach secretions
The synthesis of ATP molecules to store energy is an example of
22. 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.
Parenchyma tissue
Filtered by the liver
The adrenal glands
Destroy most enzymes
23. Is a phylum that contains sponges.
Porifera
Electron Transfer System (ETS)
B Cells
pH of Water
24. The sharp boundary of an ecosystem.
Stem tissues
Mesozoic era
Ecotone
Cytosine
25. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Cellulose - starch - lipid - and sugar molecules
The primary role of DNA in the cell
The cell's 'powerhouses'
Characteristics of water valuable to living organisms
26. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
Endoderm
The cell's 'powerhouses'
R-selection
A prosthetic group
27. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Aves
Characteristics of water valuable to living organisms
The pancreas
Catabolism
28. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Stomach secretions
Anabolism
The products of the Krebs cycle
Anabolsim
29. Breaking down
Genome
Isotonic Conditions
Electron Transfer System (ETS)
Catabolism
30. Are the organelles where cellular respiration occurs.
Mitochondria
Very specific
Phloem tissue
Through nitrogen fixing bacteria and lighting
31. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
Altruism
Lysosomes
Filtered by the liver
Endocytic vesicles
32. The total amount of genetic information available for a given species.
Imprinting
Share electrons
Porifera
Genome
33. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Gene Migration
The cell membrane
Bryophytes
Allopatric speciation
34. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Paleozoic era
Phosphorous gas
Color blindness
Stem tissues
35. 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
Ribonucleic acid
DNA replication
Habitat
36. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Phyla
Meristem tissue
The cell's 'powerhouses'
The nucleus
37. The transfer of electrons.
Genetic screening
Ionic bonds involve
Free ribosomes
The nucleus
38. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
Differential reproduction
Chromatin
Kingdom Animalia
Alveoli
39. Is the outermost of the three main layers of an embryo.
Ectoderm tissue
Ecological niches open up
The cell membrane
Annelida
40. Layer that will become the skin - some endocrine glands - and the nervous system.
Lymphocytes
Cytosine
Color blindness
Ectoderm
41. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Vascular bundles make up the
Did not evolve together
Bronchi
Cnidaria
42. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Imprinting
The nucleus
Blastula
Cerebrum
43. Is the sugar that lactase acts upon.
Meristem tissue
Isotonic Conditions
Lactose
Aggregate fruit
44. Controls balance and muscle coordination
Saprophytic
Hypothalamus
Gnathostomata
Cerebellum
45. The process of forming eggs and sperm cells in the reproductive organs.
The cell membrane (plasma membrane)
As energy is transferred through trophic levels
Biogeochemical cycles
Gametogenesis
46. Is a molecule that stores information for protein synthesis and genetic coding.
Ribonucleic acid
A sex linked recessive disease
Porifera
Scurvy
47. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Prothallus
Precambrian period
Porifera
48. Enzymes are usually __________ to certain reactions.
Gametogenesis
Endocytic vesicles
Very specific
Blastula
49. 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.
Prosthetic groups
Angiosperms
Xylem tissue
A gene is
50. Ended with the extinction of the dinosaurs.
Color blindness
Filtered by the liver
Mesozoic era
Multiple fruit