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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. Developed by the German scientists Schleiden and Schwann - States that all living things are made of cells - cells are the basic units of life - all cells come from pre-existing cells.
As energy is transferred through trophic levels
The Cell Theory
Kingdom Fungi
Ionic bonds involve
2. Is the sugar that lactase acts upon.
Vitamin C
Lactose
Interphase
Differential reproduction
3. 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.
Population
Non-protein
Centrioles
The products of the Krebs cycle
4. An enzyme is unaffected by the reactions it catalyzes
Phototropism
So it can be used over and over again.
Catabolism
Aganatha
5. The class composed of birds.
Aves
Free ribosomes
Did not evolve together
Non-protein
6. 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).
Photolysis is a reaction of photosynthesis where
The primary role of DNA in the cell
Gene Migration
Phloem tissue
7. 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.
Gene Migration
Lactose
Scurvy
parasitic
8. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
Forebrain
Hypothalamus
Aggregate fruit
A hydrogen bond
9. A hydrogen bond involves the ________________ and can be easily broken.
Blastula
Attraction of atoms of different polarity
Chromosome
About five million years ago...
10. Is a phylum that contains jellyfish - hydra - etc.
As energy is transferred through trophic levels
Lactose
Cnidaria
Genetic imprinting
11. Some energy is lost as heat and becomes unusable.
Carbon
Prosthetic groups
Balance
As energy is transferred through trophic levels
12. Develops from the morula as a thin layer of cells surrounding an internal cavity.
So it can be used over and over again.
Blastula
Stem tissues
Lymphocytes
13. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Silicon
Catabolism
The community
Fixed Action Pattern (FAP)
14. 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.
The synthesis of ATP molecules to store energy is an example of
Photolysis is a reaction of photosynthesis where
Ectoderm
Restriction enzymes
15. Allows for the genetic code to be preserved in future generations of cells.
Protista
Phosphorous
So it can be used over and over again.
DNA replication
16. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
The Hardy-Weinberg Law of Equilibrium
Fixed Action Pattern (FAP)
Cell walls
Forebrain
17. 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.
Anabolsim
Saprophytic
pathogenic
Interphase
18. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Anabolsim
Endocytic vesicles
Trachea
Germ layers
19. Channels is cell membranes that carry water between cells.
Niche
Plasmodesmata
Parenchyma tissue
Anabolism
20. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Genetic maintenance
Chimpanzees
Multiple fruit
As energy is transferred through trophic levels
21. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Cenozoic era
Multiple fruit
Color blindness
Lymphocytes
22. Are the organelles where cellular respiration occurs.
An enzyme
Alveoli
Mitochondria
Plasmodesmata
23. 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.
Phototropism
Ecological niches open up
Cuticle
The Cambrian Period
24. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Anabolism
Did not evolve together
Aganatha
T Cells
25. Controls olfactory lobes (smell)
Forebrain
Attraction of atoms of different polarity
Cellular Respiration
Bryophytes
26. 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
The adrenal glands
The nucleus
Through nitrogen fixing bacteria and lighting
27. Inorganic phosphate
Restriction enzymes
Lactose
Pi
Spiracles
28. 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
Sudden appearance and disappearance of fossil species
Carrying capacity
Ectoderm tissue
29. The process of forming eggs and sperm cells in the reproductive organs.
Gametogenesis
Protista
The Cambrian Period
Mature sporophyte
30. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Restriction enzymes
Simple fruits
Lysis
Hemophilia
31. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
Catabolism
An inhibitor
Allopatric speciation
Xylem tissue
32. Anabolism
Imprinting
Differential reproduction
The synthesis of ATP molecules to store energy is an example of
Porifera
33. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
The Cell Theory
An enzyme
Lactose
Genome
34. Is disorganized - unravelled - DNA with histones attached.
The Nitrogen cycle
Protista
Chromatin
Multiple fruit
35. Cleave strands of DNA segments at certain sites.
The cell membrane (plasma membrane)
Restriction enzymes
Silicon
Gene Migration
36. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Color blindness
Morula
Phyla
The hormone aldosterone
37. Is a coenzyme required in the synthesis of collagen.
Characteristics of water valuable to living organisms
Vitamin C
Cellular Respiration
Attraction of atoms of different polarity
38. Has loosely packed cells that allow for gas and moisture exchange.
North America
Filtered by the liver
Biosphere
Parenchyma tissue
39. The preservation of the integrity of genetic information from one generation to another.
Differential reproduction
Genetic maintenance
A prosthetic group
Altruism
40. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
DNA produces particular genetic traits through
Vitamin C
Nucleotides
Paleozoic era
41. Is a substance that changes the speed of a reaction without being affected itself.
Ectoderm
A catalyst
The salivary gland
Non-protein
42. In DNA Thymine pairs with...
Chimpanzees
Anabolsim
Adenine
Kingdom Plantae
43. Is a phylum that contains sponges.
Porifera
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
An inhibitor
Pi
44. Is the number of organisms that can be supported within a particular ecosystem.
Early hominids...
Carrying capacity
Aves
Share electrons
45. Plants that produce flowers as reproductive organs. They have two divisions - monocots and dicots.
Adenine
Kingdom Animalia
Angiosperms
Multiple fruit
46. Is weaker than ionic - covalent - disulfide - or double bonds.
The key limiting factor on cell size
Successful reproduction
A hydrogen bond
Mitochondria
47. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Habituation
The cuticle
A species role in the food chain is part of its
About five million years ago...
48. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Photolysis is a reaction of photosynthesis where
Internodal tissue
Bronchi
Anabolism
49. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Natality
Habitat
Nematoda
Hydrolysis
50. The size of a cell is limited by the ratio of its surface area to volume.
Meristem tissue
Characteristics of water valuable to living organisms
parasitic
The key limiting factor on cell size