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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. The sharp boundary of an ecosystem.
Mature sporophyte
Phyla
Ecotone
Kingdom Animalia
2. Respiratory organs within insects
Epidermal tissue
Recycled environmental factors
Spiracles
The pancreas
3. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
The pituitary gland
Hemophilia
Genetic imprinting
Characteristics of water valuable to living organisms
4. Is composed of an anterior and posterior lobe. The stalk of the lobe is connected to the hypothalamus. Antidiuretic Hormone (AH) is produced in the hypothalamus and stored in the posterior pituitary. Upon nervous stimulation from the hypothalamus - t
Cytosine
The pituitary gland
Carrying capacity
Gnathostomata
5. Is an accidental change of the DNA sequence of the gene that can result in creating a change of trait that is not found in the parent.
A mutation
Angiosperms
Allopatric speciation
The pancreas
6. 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.
Centrioles
An enzyme
Gametogenesis
The adrenal glands
7. Transfers water and does not require sieve plates to allow nutrients through.
Carrying capacity
Arthropoda
The Hardy-Weinberg Law of Equilibrium
Xylem tissue
8. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
Genetic screening
Fixed Action Pattern (FAP)
A prosthetic group
Meristem tissue
9. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
A catalyst
The pancreas
Cerebellum
Genetic imprinting
10. 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
Endoderm
Phosphorous
Precambrian period
The cell membrane (plasma membrane)
11. An orienting response to light.
Prothallus
Hydrolysis
Fixed Action Pattern (FAP)
Phototropism
12. Engages in both passive and active transport.
Attraction of atoms of different polarity
Arthropoda
The cell membrane (plasma membrane)
Lysis
13. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
The key limiting factor on cell size
Gregor Medel
Cenozoic era
The pituitary gland
14. Some energy is lost as heat and becomes unusable.
As energy is transferred through trophic levels
Desert
Scurvy
The salivary gland
15. What phylum are snakes in?
Chordata
Aggregate fruit
Genetic maintenance
The hormone aldosterone
16. Assumes that there are periods of stability during which little evolutionary change occurs - and that speciation can occur rapidly over a very short period of time.
The salivary gland
A species role in the food chain is part of its
The theory of punctuated equilibrium
Mature sporophyte
17. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Nematoda
Chlorophyll has the ability to
Lymphocytes
Kingdom Plantae
18. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Catabolism
Gymnosperms
Sudden appearance and disappearance of fossil species
Characteristics of water valuable to living organisms
19. The role played by an organism in its food chain.
Plasmodesmata
Angiosperms
Niche
Parenchyma tissue
20. Layer that will become the gut lining as well as some accessory structures.
Balance
pH of Water
Endoderm
Filtered by the liver
21. 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.
The Cell Theory
A prosthetic group
Simple fruits
Cerebrum
22. Is a disease caused by lack of vitamin C in which the body is unable to build enough collagen (a major component of connective tissue).
Enzymes catalyze reactions
Photolysis is a reaction of photosynthesis where
Scurvy
Plasmodesmata
23. 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.
Cnidaria
Early hominids...
DNA produces particular genetic traits through
The primary role of DNA in the cell
24. The size of a cell is limited by the ratio of its surface area to volume.
Forebrain
Share electrons
The key limiting factor on cell size
Adenine
25. In DNA Thymine pairs with...
pH of Water
The key limiting factor on cell size
Angiosperms
Adenine
26. Disease causing
Phosphorous gas
Catabolism
The pancreas
pathogenic
27. Mitochondria - they constitute the center of cellular respiration.
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28. Covalent bonds
So it can be used over and over again.
The Nitrogen cycle
Meristem tissue
Share electrons
29. Is the waxy protective outer coating of leaves.
Forebrain
A gene is
Phloem tissue
The cuticle
30. Refers to the birthrate of a population.
Chimpanzees
Natality
Internodal tissue
Carrying capacity
31. All store energy within their chemical bonds.
Cellulose - starch - lipid - and sugar molecules
Lysis
Lysosomes
Phosphorous
32. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Circadian rhythms
Chordata
Catabolism
T Cells
33. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
Cell walls
The Nitrogen cycle
The cell membrane (plasma membrane)
A catalyst
34. Decomposition of living matter for consumption.
The theory of punctuated equilibrium
Endocytic vesicles
parasitic
Parenchyma tissue
35. Is the organelle where cellular reproductive processes occur.
The Nitrogen cycle
The nucleus
Chordata
Isotonic Conditions
36. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Alveoli
Lysis
Phototropism
Parenchyma tissue
37. 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.
T Cells
The habitat of an organism includes
Chimpanzees
Pharynx
38. Is a substance that changes the speed of a reaction without being affected itself.
Vitamins
Stomach secretions
A catalyst
Early hominids...
39. 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.
B Cells
Filtered by the liver
Porifera
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
40. Where protein synthesis occurs. They float unattached in the cytoplasm. They contain RNA that is specific to their function in protein formation.
The community
Free ribosomes
Gene Migration
Gregor Medel
41. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Pharynx
Genome
Bronchi
Cerebellum
42. Are organic cofactors or coenzymes that are required by some enzymatic reactions.
Adenine
Bronchi
Vitamins
Destroy most enzymes
43. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
Differential reproduction
Catabolism
Vascular bundles
R-selection
44. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
DNA produces particular genetic traits through
Catabolism
The habitat of an organism includes
Gametocide
45. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Catabolism
Cerebrum
A species role in the food chain is part of its
Angiosperms
46. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Chimpanzees
Aves
Desert
About five million years ago...
47. Carbon - Hydrogen - Oxygen - and Nitrogen
Spiracles
Ecotone
Common elements found in proteins
So it can be used over and over again.
48. The physical place where a particular organism lives. It must include all the factors that will support its life and reproduction.
Midbrain
The Cell Theory
Vascular bundles
Habitat
49. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Blastula
Vitamins
Kingdom Fungi
Iisotonic state
50. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Chromatin
Balance
Successful reproduction
Germ layers
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