SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Kingdom Fungi
Morula
Scurvy
The synthesis of ATP molecules to store energy is an example of
2. 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).
parasitic
Ectoderm
Phloem tissue
The theory of punctuated equilibrium
3. The preservation of the integrity of genetic information from one generation to another.
Ecological niches open up
Very specific
Plasmodesmata
Genetic maintenance
4. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Blastula
Catabolism
The key limiting factor on cell size
Trachea
5. The large brain and upright posture of Homo Sapiens...
Prothallus
Did not evolve together
Color blindness
So it can be used over and over again.
6. The class composed of birds.
An enzyme
Aves
Through nitrogen fixing bacteria and lighting
Isotonic Conditions
7. (of some plants or fungi) feeding on dead or decaying organic matter
The products of the Krebs cycle
Prosthetic groups
Photolysis is a reaction of photosynthesis where
Saprophytic
8. Inorganic phosphate
Hypothalamus
Vascular bundles
Pi
Lysosomes
9. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Midbrain
Kingdom Animalia
Habituation
An inhibitor
10. Is a phylum that contains jellyfish - hydra - etc.
Phloem tissue
Cnidaria
Chromatin
Kingdom Protista
11. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Cellular Metabolism
The salivary gland
Hemophilia
Natality
12. Plants and animals obtain usable nitrogen
Hydrolysis
Cellular Metabolism
Aves
Through nitrogen fixing bacteria and lighting
13. Niche
A species role in the food chain is part of its
Catabolism
The adrenal glands
Habituation
14. Is weaker than ionic - covalent - disulfide - or double bonds.
A hydrogen bond
Natality
Chromosome
Protista
15. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Spiracles
Bryophytes
As energy is transferred through trophic levels
Habituation
16. This is a carboxyl group and is the signature group found within organic acids.
DNA replication
C ---OH
Morula
Genetic maintenance
17. 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.
Balance
A mutation
Mesozoic era
So it can be used over and over again.
18. Channels is cell membranes that carry water between cells.
Plasmodesmata
Ribonucleic acid
The synthesis of ATP molecules to store energy is an example of
Population
19. Ended with the extinction of the dinosaurs.
Biosphere
Mesozoic era
Differential reproduction
The nucleus
20. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Niche
Habitat
A hydrogen bond
Silicon
21. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Cellular Metabolism
An enzyme
Did not evolve together
Savanna
22. An orienting response to light.
DNA produces particular genetic traits through
Ecotone
Phototropism
Vitamins
23. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
DNA replication
Aggregate fruit
The hormone aldosterone
T Cells
24. 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.
Imprinting
A prosthetic group
Successful reproduction
Savanna
25. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
Xylem tissue
The nucleus
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Chlorophyll has the ability to
26. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Free ribosomes
Ribonucleic acid
Hypothalamus
Allopatric speciation
27. Disease causing
Ionic bonds involve
pathogenic
Protista
Nucleotides
28. Enzymes are usually __________ to certain reactions.
Did not evolve together
Kingdom Protista
Very specific
Centrioles
29. 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.
Will increase the reaction rate
Cytosine
Centrioles
The theory of punctuated equilibrium
30. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Bronchi
A lysosome
The products of the Krebs cycle
Nucleotides
31. Is a coenzyme required in the synthesis of collagen.
Alveoli
Ecotone
Internodal tissue
Vitamin C
32. Engages in both passive and active transport.
The cell membrane (plasma membrane)
Adenine
Phosphorous gas
Gene Migration
33. In DNA Thymine pairs with...
The primary role of DNA in the cell
Adenine
Successful reproduction
Kingdom Animalia
34. Breaking down
Share electrons
Catabolism
Isotonic Conditions
Electron Transfer System (ETS)
35. The size of a cell is limited by the ratio of its surface area to volume.
Balance
Mature sporophyte
Interphase
The key limiting factor on cell size
36. 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.
Desert
Niche
Interphase
Very specific
37. The part of the earth that contains all living things - including the atmosphere (air) - the lithosphere (earth) - and the hydrosphere (water).
The evolution leading to Homo Sapiens...
Biosphere
Cerebellum
Natality
38. 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
Cytosine
Iisotonic state
The cell membrane (plasma membrane)
Phototropism
39. Is the process that releases energy for use by the cell.
The theory of punctuated equilibrium
Biosphere
Cellular Respiration
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
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
Genetic imprinting
Free ribosomes
Kingdom Protista
The Hardy-Weinberg Law of Equilibrium
41. The transfer of electrons.
Ribonucleic acid
Spiracles
Plasmodesmata
Ionic bonds involve
42. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Hydrolysis
The cell membrane (plasma membrane)
Lactose
Phototropism
43. Is a phylum that contains sponges.
Cenozoic era
Porifera
Adenine
North America
44. A suffix meaning 'to break apart.' O || ||
Lysis
Simple fruits
R-selection
Gametocide
45. In DNA Guanine pairs with...
Lactose
Chlorophyll has the ability to
Cytosine
Annelida
46. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Xylem tissue
Stem tissues
Mesozoic era
Cnidaria
47. Absorb a photon of light and is found in the grana of the chloroplast.
Chlorophyll has the ability to
Saprophytic
Parenchyma tissue
Vitamin C
48. Some energy is lost as heat and becomes unusable.
North America
As energy is transferred through trophic levels
The biosphere
Hydrolysis
49. 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.
Cellulose - starch - lipid - and sugar molecules
A species role in the food chain is part of its
Stomach secretions
An enzyme
50. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Chimpanzees
Successful reproduction
The pancreas
Paleozoic era