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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. 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
Phosphorous
Biosphere
A species role in the food chain is part of its
The Cambrian Period
2. 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.
Vitamin C
Characteristics of water valuable to living organisms
The primary role of DNA in the cell
An enzyme
3. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
Ectoderm tissue
The hormone aldosterone
Kingdom Plantae
A catalyst
4. Contain organisms that are multicellular eukaryotes including vertebrates and invertebrates.
Kingdom Animalia
A species role in the food chain is part of its
The hormone aldosterone
A hydrogen bond
5. 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
Prothallus
Plasmodesmata
Kingdom Plantae
6. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Parenchyma tissue
Scurvy
Silicon
Pi
7. Nonvascular plants such as mosses which lack tissue for conducting food or water.
R-selection
Bryophytes
Very specific
Stem tissues
8. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Protista
Bronchi
Vitamin C
Cuticle
9. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Midbrain
Share electrons
Arthropoda
Chimpanzees
10. High temperatures
Ectoderm
Meristem tissue
Successful reproduction
Destroy most enzymes
11. The cells of a developing embryo (at the gastrula stage) differentiate into layers - that will later develop into different tissues and organs - including the mesoderm - ectoderm - and endoderm.
Fixed Action Pattern (FAP)
Germ layers
Precambrian period
Plasmodesmata
12. Engages in both passive and active transport.
The cell membrane (plasma membrane)
Genome
Prothallus
The hormone aldosterone
13. Breaking down
The evolution leading to Homo Sapiens...
Cerebrum
Catabolism
The key limiting factor on cell size
14. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Gregor Medel
The biosphere
Common elements found in proteins
Phyla
15. Anabolism
Endoderm
Stem tissues
Blastula
The synthesis of ATP molecules to store energy is an example of
16. An orienting response to light.
The Cell Theory
Adenine
Tundra
Phototropism
17. Veins in the leaf and are also distributed throughout the stem
Vascular bundles make up the
Centrioles
Chlorophyll
Gnathostomata
18. Includes all living and nonliving components of the Earth to support living things.
The biosphere
Will increase the reaction rate
Germ layers
Circadian rhythms
19. 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.
Habituation
The Cambrian Period
Isotonic Conditions
Arthropoda
20. Is an ion that binds to an enzyme making it more able to catalyze a reaction.
Vascular bundles make up the
A prosthetic group
Photolysis is a reaction of photosynthesis where
Centrioles
21. The phyla composed of segmented worms.
Annelida
T Cells
Mesozoic era
The Hardy-Weinberg Law of Equilibrium
22. 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.
Lymphocytes
Biogeochemical cycles
Genome
Non-protein
23. Is the process that releases energy for use by the cell.
Habitat
The biosphere
Annelida
Cellular Respiration
24. Must be present for photosynthesis to occur - it is not used up in the process.
Chlorophyll
Mesoderm
Gymnosperms
Balance
25. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Multiple fruit
The pancreas
Forebrain
Simple fruits
26. Contains organisms that are multicellular eukaryotes including molds and mushrooms.
Carrying capacity
Biogeochemical cycles
Parenchyma tissue
Kingdom Fungi
27. Subsets below the kingdom level
Phyla
The nucleus
Ecotone
Endoderm
28. In DNA Thymine pairs with...
Adenine
Paleozoic era
Color blindness
Desert
29. 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.
Biogeochemical cycles
Recycled environmental factors
Desert
Centrioles
30. Controls olfactory lobes (smell)
Forebrain
Recycled environmental factors
parasitic
The key limiting factor on cell size
31. A hydrogen bond involves the ________________ and can be easily broken.
Internodal tissue
Hydrolysis
Attraction of atoms of different polarity
Phototropism
32. Synthesis
Porifera
Protista
Anabolism
Niche
33. A suffix meaning 'to break apart.' O || ||
Lysis
Chromatin
Forebrain
Porifera
34. Some enzymes contain a __________ component that is essential to their functions.
Phosphorous
Non-protein
Epidermal tissue
Tundra
35. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
Internodal tissue
Phosphorous gas
T Cells
Protista
36. It secretes saliva which enters the digestive tract and aids the digestive process.
Cytosine
The salivary gland
Non-protein
Lysosomes
37. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
Cenozoic era
pH of Water
Catabolism
Altruism
38. Covalent bonds
Genetic screening
Share electrons
Gnathostomata
A hydrogen bond
39. 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
Cuticle
Mature sporophyte
Biogeochemical cycles
The Hardy-Weinberg Law of Equilibrium
40. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Cellular Metabolism
Scurvy
Characteristics of water valuable to living organisms
Gnathostomata
41. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Mitochondria
Paleozoic era
Protista
Forebrain
42. 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.
Forebrain
Photolysis is a reaction of photosynthesis where
Saprophytic
Cytosine
43. 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.
Paleozoic era
Imprinting
DNA replication
Ribonucleic acid
44. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
Recycled environmental factors
Lymphocytes
An enzyme
Vascular bundles make up the
45. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Ectoderm tissue
Allopatric speciation
Cerebrum
Biogeochemical cycles
46. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Photolysis is a reaction of photosynthesis where
Ectoderm tissue
Stem tissues
Chordata
47. Inorganic phosphate
A lysosome
Pi
Color blindness
Forebrain
48. This is a carboxyl group and is the signature group found within organic acids.
Lysosomes
C ---OH
Lactose
Differential reproduction
49. Stood upright before there was an increase in brain size.
A gene is
Gametogenesis
Early hominids...
Chromatin
50. Is a phylum that contains sponges.
Porifera
Gregor Medel
Stomach secretions
Lactose