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. Transfers water and does not require sieve plates to allow nutrients through.
The products of the Krebs cycle
The community
Nucleotides
Xylem tissue
2. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
Color blindness
Internodal tissue
The nucleus
Fixed Action Pattern (FAP)
3. What phylum are snakes in?
Cerebellum
The evolution leading to Homo Sapiens...
The cell membrane (plasma membrane)
Chordata
4. Anabolism
The synthesis of ATP molecules to store energy is an example of
Mitochondria
Endoderm
Chimpanzees
5. Is a phylum that contains sponges.
Paleozoic era
Sudden appearance and disappearance of fossil species
Porifera
Cuticle
6. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Fixed Action Pattern (FAP)
Angiosperms
DNA replication
Habituation
7. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Mesozoic era
Very specific
The evolution leading to Homo Sapiens...
Hydrolysis
8. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Stomach secretions
Lactose
Nematoda
Chimpanzees
9. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Vitamins
Protista
Cellular Metabolism
Destroy most enzymes
10. Process in which elements - chemical compounds - and other forms of matter are passed from one organism to another and from one part of the biosphere to another.
Cellular Metabolism
parasitic
Kingdom Fungi
Biogeochemical cycles
11. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Nematoda
Cell walls
An inhibitor
Anabolsim
12. The part of the earth that contains all living things - including the atmosphere (air) - the lithosphere (earth) - and the hydrosphere (water).
Biosphere
Vitamin C
Mature sporophyte
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
13. The transfer of electrons.
Parenchyma tissue
Ionic bonds involve
DNA replication
Trachea
14. The individual we recognize as an adult fern.
Imprinting
Circadian rhythms
Mature sporophyte
Prosthetic groups
15. The total amount of genetic information available for a given species.
Ecological niches open up
Genome
Prothallus
Characteristics of water valuable to living organisms
16. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Multiple fruit
Genetic imprinting
Recycled environmental factors
The hormone aldosterone
17. In DNA Guanine pairs with...
Gregor Medel
The adrenal glands
Cytosine
Hemophilia
18. Bacteria break ammonia into nitrites - then into nitrates that are usable by plants; volcanic activity produces ammonia and nitrates that enter the soil and can be absorbed by plants; lightning reacts with atmospheric nitrogen to form nitrates that a
Mesozoic era
Gene Migration
Chlorophyll has the ability to
The Nitrogen cycle
19. In both living and non-living environments.
Adenine
Blastula
Enzymes catalyze reactions
A sex linked recessive disease
20. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Cell walls
Genetic maintenance
T Cells
Endocytic vesicles
21. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
The hormone aldosterone
The cell membrane
Centrioles
Early hominids...
22. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Ecological niches open up
Nematoda
Pharynx
Vitamin C
23. Controls sensory and motor responses - and controls memory - speech - and intelligence factors.
Biosphere
The Nitrogen cycle
Cerebrum
Enzymes catalyze reactions
24. Controls hunger and thirst
Through nitrogen fixing bacteria and lighting
Gnathostomata
Hypothalamus
Differential reproduction
25. 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)
Carbon
Germ layers
Phloem tissue
26. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
A sex linked recessive disease
The community
pathogenic
Nematoda
27. The effect of a substrate concentration on the initial reaction rate in the presence of a limited amount of enzyme: _________________ as the concentration of substrate is increased until all the enzymes are used - then the reaction rate will level of
Ectoderm tissue
Chlorophyll has the ability to
Electron Transfer System (ETS)
Will increase the reaction rate
28. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
Anabolism
B Cells
Differential reproduction
Midbrain
29. Is when expression of genetic traits is determined by weather the trait is inherited from the mother or the father.
Gregor Medel
DNA replication
Genetic imprinting
Niche
30. 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.
Kingdom Fungi
The primary role of DNA in the cell
Gymnosperms
Niche
31. The role played by an organism in its food chain.
Carbon
The nucleus
So it can be used over and over again.
Niche
32. Engages in both passive and active transport.
Chimpanzees
The cell membrane (plasma membrane)
Catabolism
Successful reproduction
33. Is the sugar that lactase acts upon.
Lactose
Imprinting
Gametocide
A lysosome
34. 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.
Free ribosomes
Cell walls
Successful reproduction
B Cells
35. Is a kingdom that includes algae and protozoa.
R-selection
Protista
Ribonucleic acid
Did not evolve together
36. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
Meristem tissue
Desert
Imprinting
Anabolism
37. The destruction of gametes - (sex cells such as sperm and eggs).
Natality
Imprinting
Successful reproduction
Gametocide
38. May be ions or non-protein molecules - they are similar to cofactors - but differ in that they are tightly attached by covalent bonds to the enzyme - rather than being separate atoms or molecules.
The key limiting factor on cell size
Prosthetic groups
The salivary gland
Anabolism
39. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Desert
Bryophytes
The community
Allopatric speciation
40. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
Kingdom Plantae
Mitochondria
Hemophilia
Altruism
41. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Ecotone
B Cells
The pancreas
Circadian rhythms
42. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Vitamin C
Cytosine
Gametocide
Catabolism
43. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
A species role in the food chain is part of its
As energy is transferred through trophic levels
Attraction of atoms of different polarity
pH of Water
44. Breaking down
Prothallus
Catabolism
Lysosomes
Gregor Medel
45. 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).
Phloem tissue
Gametocide
Catabolism
The habitat of an organism includes
46. Becomes available for erosion as undersea sedimentary rocks are up-thrust by volcanic activity - erosion releases it from rocks into streams where it combines with oxygen to form phosphates in lakes that are then absorbed by plants - it is recycled t
Hydrolysis
Common elements found in proteins
Carrying capacity
Phosphorous
47. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Morula
Gametogenesis
Silicon
Scurvy
48. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
The nucleus
Vascular bundles
Germ layers
Nucleotides
49. High temperatures
Ectoderm
Epidermal tissue
Kingdom Protista
Destroy most enzymes
50. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
Isotonic Conditions
Biogeochemical cycles
Vascular bundles
Kingdom Plantae