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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. Stood upright before there was an increase in brain size.
The cell membrane
Cerebrum
Early hominids...
The adrenal glands
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).
The biosphere
Scurvy
Phloem tissue
Chordata
3. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Vascular bundles make up the
Balance
The Cell Theory
Vitamins
4. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
The adrenal glands
An inhibitor
Ecological niches open up
pH of Water
5. 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.
Filtered by the liver
T Cells
Characteristics of water valuable to living organisms
Cerebellum
6. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Catabolism
The adrenal glands
Cnidaria
Gregor Medel
7. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
The adrenal glands
Savanna
Cytosine
A gene is
8. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
Ecological niches open up
Cytosine
Population
The nucleus
9. 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.
Kingdom Plantae
Vascular bundles make up the
Photolysis is a reaction of photosynthesis where
Bronchi
10. Is a substance that changes the speed of a reaction without being affected itself.
A catalyst
Simple fruits
The Nitrogen cycle
Multiple fruit
11. Are membrane-bound organelles that contain digestive enzymes that digest dead or unused material within the cell or materials absorbed by the cell for use.
Chordata
Lysosomes
Bryophytes
Gnathostomata
12. Contain one celled eukaryotes such as algae and protozoa.
Kingdom Protista
Destroy most enzymes
A species role in the food chain is part of its
Habitat
13. Are the organelles where cellular respiration occurs.
Silicon
The community
Allopatric speciation
Mitochondria
14. 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.
A sex linked recessive disease
Isotonic Conditions
Phosphorous
Stomach secretions
15. A hydrogen bond involves the ________________ and can be easily broken.
Meristem tissue
Early hominids...
Attraction of atoms of different polarity
Catabolism
16. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
Differential reproduction
North America
Stem tissues
Habitat
17. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
The cell membrane (plasma membrane)
Alveoli
Iisotonic state
Annelida
18. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
Mesozoic era
Free ribosomes
Gymnosperms
Kingdom Protista
19. Is disorganized - unravelled - DNA with histones attached.
The Nitrogen cycle
Chromatin
Anabolsim
Kingdom Animalia
20. The individual we recognize as an adult fern.
B Cells
Alveoli
So it can be used over and over again.
Mature sporophyte
21. Subsets below the kingdom level
Xylem tissue
Altruism
Phyla
Genetic screening
22. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
A hydrogen bond
Iisotonic state
The cuticle
Recycled environmental factors
23. The phyla of sponges.
Cytosine
Interphase
Gregor Medel
Porifera
24. Is a kingdom that includes algae and protozoa.
Protista
The nucleus
Genome
Cerebellum
25. Super-class of vertebrae including organisms with jaws.
A catalyst
Stem tissues
A hydrogen bond
Gnathostomata
26. 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
Hypothalamus
Fixed Action Pattern (FAP)
Phototropism
The pancreas
27. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
DNA produces particular genetic traits through
Mature sporophyte
Carbon
Niche
28. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
A prosthetic group
About five million years ago...
A hydrogen bond
Phosphorous gas
29. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Protista
Will increase the reaction rate
Gregor Medel
Cenozoic era
30. 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 products of the Krebs cycle
Ectoderm tissue
Protista
31. Contain organisms that are multicellular eukaryotes including vertebrates and invertebrates.
Gene Migration
The adrenal glands
So it can be used over and over again.
Kingdom Animalia
32. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
Electron Transfer System (ETS)
A prosthetic group
Gene Migration
The hormone aldosterone
33. The transfer of electrons.
Angiosperms
Ionic bonds involve
Meristem tissue
Midbrain
34. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
The biosphere
Genetic maintenance
The pituitary gland
T Cells
35. Is the outermost layer of cells of the stem.
Epidermal tissue
Iisotonic state
The biosphere
Habitat
36. Is more like branching out of a tree with dead ends and new branches appearing simultaneously than like steps on a ladder.
The nucleus
Mesozoic era
The evolution leading to Homo Sapiens...
Angiosperms
37. Is found on the stem between nodes.
Porifera
Internodal tissue
Ribonucleic acid
The Cambrian Period
38. Mitochondria - they constitute the center of cellular respiration.
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39. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Germ layers
A sex linked recessive disease
Porifera
The cell's 'powerhouses'
40. Is a phylum that contains jellyfish - hydra - etc.
Chromosome
Ionic bonds involve
Cnidaria
The hormone aldosterone
41. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Meristem tissue
Alveoli
Very specific
Biosphere
42. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Cnidaria
Prothallus
The adrenal glands
Through nitrogen fixing bacteria and lighting
43. Is a packet of digestive enzymes that destroy cellular wastes.
A lysosome
Multiple fruit
Protista
The primary role of DNA in the cell
44. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Protista
Phototropism
Hemophilia
Mitochondria
45. The phylum of insects (bees).
Arthropoda
Ecotone
Mature sporophyte
A hydrogen bond
46. Respiratory organs within insects
Phyla
Gametocide
Spiracles
Porifera
47. Are formed when the plasma membrane of a cell encloses a molecule outside the membrane - then releases a membrane bound sack containing the desired molecule into the cytoplasm. This process allows the cell to absorb molecules that are larger in size
Endocytic vesicles
Genetic screening
Fixed Action Pattern (FAP)
Recycled environmental factors
48. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
The adrenal glands
The products of the Krebs cycle
Cellular Metabolism
Blastula
49. Most fossils of Hominids are from continents other than...
Phosphorous
North America
Catabolism
Altruism
50. Contains many genes and is a structure comprised of linear DNA and associated proteins.
Chromosome
Porifera
An enzyme
The cell membrane