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. Must be present for photosynthesis to occur - it is not used up in the process.
Chlorophyll
A species role in the food chain is part of its
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Simple fruits
2. Cleave strands of DNA segments at certain sites.
Cellular Metabolism
Cytosine
Photolysis is a reaction of photosynthesis where
Restriction enzymes
3. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
Desert
Savanna
An enzyme
North America
4. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Alveoli
Multiple fruit
Adenine
Isotonic Conditions
5. In both living and non-living environments.
Porifera
Nucleotides
Enzymes catalyze reactions
The products of the Krebs cycle
6. Most fossils of Hominids are from continents other than...
The primary role of DNA in the cell
North America
Endoderm
Phototropism
7. 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
Biosphere
Phototropism
Larynx
Chromatin
8. 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
Saprophytic
Fixed Action Pattern (FAP)
Carrying capacity
Very specific
9. The physical place where a particular organism lives. It must include all the factors that will support its life and reproduction.
A lysosome
Habitat
Early hominids...
pH of Water
10. Plants and animals obtain usable nitrogen
Phosphorous
Pharynx
Cell walls
Through nitrogen fixing bacteria and lighting
11. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
Scurvy
The hormone aldosterone
Arthropoda
Aggregate fruit
12. The systematic search for individuals with a specific genotype in a delineated population.
The pituitary gland
Genetic screening
Mitochondria
Very specific
13. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Scurvy
The hormone aldosterone
Ecotone
A sex linked recessive disease
14. The phylum of insects (bees).
The biosphere
Porifera
Electron Transfer System (ETS)
Arthropoda
15. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Balance
Adenine
Simple fruits
Did not evolve together
16. 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
A catalyst
Vascular bundles
Cytosine
The Hardy-Weinberg Law of Equilibrium
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.
Chordata
Protista
Share electrons
Interphase
18. Decomposition of living matter for consumption.
Recycled environmental factors
parasitic
Cell walls
Electron Transfer System (ETS)
19. Are cells involved in immunity and are produced in bone marrow as stem cells.
Mature sporophyte
Ecological niches open up
Lymphocytes
Alveoli
20. Fossilized burrows from multicellular organisms begin to appear in the geological record approximately 700 million years ago during the Precambrian period. These multicellular animals had only soft parts and could not be fossilized.
Precambrian period
Lysosomes
Centrioles
Chromosome
21. High temperatures
Destroy most enzymes
Xylem tissue
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Isotonic Conditions
22. Respiratory organs within insects
Cenozoic era
Vitamins
Spiracles
Ecological niches open up
23. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
DNA produces particular genetic traits through
Altruism
Ionic bonds involve
An inhibitor
24. Is a packet of digestive enzymes that destroy cellular wastes.
Cytosine
Trachea
A lysosome
Phloem tissue
25. 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.
Photolysis is a reaction of photosynthesis where
B Cells
Cellular Metabolism
An inhibitor
26. A suffix meaning 'to break apart.' O || ||
Lysis
A hydrogen bond
Vitamin C
Phototropism
27. Engages in both passive and active transport.
The nucleus
The cell membrane (plasma membrane)
Natality
The cell membrane
28. Channels is cell membranes that carry water between cells.
T Cells
Plasmodesmata
The salivary gland
Vitamins
29. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
Arthropoda
An inhibitor
Saprophytic
The synthesis of ATP molecules to store energy is an example of
30. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Mitochondria
Saprophytic
Ecotone
Bronchi
31. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
Spiracles
Hemophilia
Ionic bonds involve
Gymnosperms
32. In DNA Thymine pairs with...
Fixed Action Pattern (FAP)
Destroy most enzymes
Successful reproduction
Adenine
33. The preservation of the integrity of genetic information from one generation to another.
The cell membrane
Lymphocytes
Anabolsim
Genetic maintenance
34. Veins in the leaf and are also distributed throughout the stem
Vascular bundles make up the
The cell membrane
Lysosomes
Color blindness
35. 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.
Phosphorous
An enzyme
Prosthetic groups
The cell membrane (plasma membrane)
36. Some energy is lost as heat and becomes unusable.
As energy is transferred through trophic levels
DNA produces particular genetic traits through
Ribonucleic acid
The adrenal glands
37. 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
Larynx
T Cells
Phosphorous
Circadian rhythms
38. Is a molecule that stores information for protein synthesis and genetic coding.
Porifera
Pi
Paleozoic era
Ribonucleic acid
39. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Stem tissues
The salivary gland
Habitat
Nucleotides
40. Internally generated patterns of body functions - including hormonal signals - sleep - blood pressure - and temperature regulation - which have approximately a 24-hour cycle and occur even in the absence of normal cues about whether it is day or nigh
Vascular bundles make up the
Epidermal tissue
Circadian rhythms
Lymphocytes
41. The destruction of gametes - (sex cells such as sperm and eggs).
Fixed Action Pattern (FAP)
Gametocide
Cytosine
Angiosperms
42. The role played by an organism in its food chain.
Genetic imprinting
parasitic
Enzymes catalyze reactions
Niche
43. 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.
A prosthetic group
Lactose
The cell's 'powerhouses'
Pharynx
44. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Alveoli
Prothallus
Biogeochemical cycles
Early hominids...
45. The individual we recognize as an adult fern.
Mature sporophyte
Characteristics of water valuable to living organisms
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Kingdom Animalia
46. Is the number of organisms that can be supported within a particular ecosystem.
Enzymes catalyze reactions
Carrying capacity
A sex linked recessive disease
The nucleus
47. Subsets below the kingdom level
Phyla
Iisotonic state
A sex linked recessive disease
Isotonic Conditions
48. Absorb a photon of light and is found in the grana of the chloroplast.
Gregor Medel
Chlorophyll has the ability to
Chromatin
An inhibitor
49. Is a substance that changes the speed of a reaction without being affected itself.
Vitamins
A catalyst
R-selection
Destroy most enzymes
50. Is the outermost of the three main layers of an embryo.
Ectoderm tissue
Forebrain
Larynx
Destroy most enzymes