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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 the process that releases energy for use by the cell.
Blastula
Cellular Respiration
Free ribosomes
The key limiting factor on cell size
2. The phyla of round worms.
Nematoda
Through nitrogen fixing bacteria and lighting
Destroy most enzymes
Genetic imprinting
3. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
Alveoli
The hormone aldosterone
Vascular bundles
Parenchyma tissue
4. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
The salivary gland
The key limiting factor on cell size
Chlorophyll
Cell walls
5. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Chlorophyll has the ability to
Isotonic Conditions
Characteristics of water valuable to living organisms
Hydrolysis
6. Is found on the stem between nodes.
Trachea
Xylem tissue
Lysis
Internodal tissue
7. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Hypothalamus
Nucleotides
An inhibitor
Paleozoic era
8. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Simple fruits
Genetic imprinting
Anabolsim
Angiosperms
9. Is the waxy protective outer coating of leaves.
Stem tissues
The salivary gland
The cuticle
Sudden appearance and disappearance of fossil species
10. Is a phylum that contains sponges.
Porifera
Endocytic vesicles
Early hominids...
Forebrain
11. A hydrogen bond involves the ________________ and can be easily broken.
The Cambrian Period
Simple fruits
A sex linked recessive disease
Attraction of atoms of different polarity
12. (of some plants or fungi) feeding on dead or decaying organic matter
Saprophytic
Adenine
Kingdom Plantae
Biosphere
13. 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.
Cytosine
Filtered by the liver
Photolysis is a reaction of photosynthesis where
R-selection
14. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Morula
The cell's 'powerhouses'
Plasmodesmata
Ecological niches open up
15. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
About five million years ago...
Aganatha
Endocytic vesicles
Lysis
16. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Mitochondria
A sex linked recessive disease
An inhibitor
Very specific
17. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
The primary role of DNA in the cell
Early hominids...
Vitamins
Alveoli
18. Refers to the birthrate of a population.
Natality
Pharynx
Simple fruits
A gene is
19. The role played by an organism in its food chain.
Niche
Genetic imprinting
Forebrain
Cellular Respiration
20. 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
Cerebellum
Porifera
Balance
21. Niche
About five million years ago...
Recycled environmental factors
A species role in the food chain is part of its
Iisotonic state
22. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Cuticle
The products of the Krebs cycle
Xylem tissue
Balance
23. 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)
Savanna
Photolysis is a reaction of photosynthesis where
The evolution leading to Homo Sapiens...
24. 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).
DNA replication
A gene is
Phloem tissue
Ectoderm tissue
25. Most fossils of Hominids are from continents other than...
Kingdom Fungi
North America
The nucleus
The cuticle
26. The pituitary gland.
Cytosine
A mutation
A gene is
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
27. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
The Cell Theory
Morula
Angiosperms
Ectoderm
28. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
Phosphorous gas
The cuticle
Prosthetic groups
Vascular bundles
29. Covers and protects the leaf.
Cuticle
R-selection
Forebrain
Genome
30. 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.
Prosthetic groups
The Cambrian Period
Gregor Medel
Attraction of atoms of different polarity
31. Has loosely packed cells that allow for gas and moisture exchange.
Through nitrogen fixing bacteria and lighting
Ionic bonds involve
DNA produces particular genetic traits through
Parenchyma tissue
32. Controls balance and muscle coordination
Cerebellum
Kingdom Protista
The adrenal glands
Imprinting
33. Is the number of organisms that can be supported within a particular ecosystem.
Hydrolysis
Carrying capacity
Phototropism
Ionic bonds involve
34. Transfers water and does not require sieve plates to allow nutrients through.
Aganatha
Xylem tissue
The key limiting factor on cell size
Ecotone
35. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
Very specific
Porifera
Vascular bundles
The cuticle
36. Veins in the leaf and are also distributed throughout the stem
Germ layers
B Cells
Vascular bundles make up the
Lactose
37. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Chimpanzees
Allopatric speciation
Saprophytic
Cellular Respiration
38. Is a kingdom that includes algae and protozoa.
Chordata
A hydrogen bond
Gnathostomata
Protista
39. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Meristem tissue
Gregor Medel
Habituation
40. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Prothallus
Carbon
The pituitary gland
The cell membrane
41. In DNA Guanine pairs with...
The cuticle
Cytosine
Imprinting
Lactose
42. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
Differential reproduction
Saprophytic
Mesoderm
Nucleotides
43. The total amount of genetic information available for a given species.
Lysosomes
The synthesis of ATP molecules to store energy is an example of
Genome
T Cells
44. Where protein synthesis occurs. They float unattached in the cytoplasm. They contain RNA that is specific to their function in protein formation.
Characteristics of water valuable to living organisms
The cell membrane
Free ribosomes
The Hardy-Weinberg Law of Equilibrium
45. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Phyla
T Cells
Chimpanzees
C ---OH
46. What phylum are snakes in?
Color blindness
Population
Biosphere
Chordata
47. 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.
Cell walls
Isotonic Conditions
Vitamin C
Imprinting
48. Has extreme cold temperatures - low precipitation - modified grassland - perma-frost - a short growing season and some plants and animals.
The synthesis of ATP molecules to store energy is an example of
Nucleotides
Tundra
Chromatin
49. The destruction of gametes - (sex cells such as sperm and eggs).
Habitat
Chordata
Saprophytic
Gametocide
50. High temperatures
Pharynx
Destroy most enzymes
Cerebrum
Cenozoic era