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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. A suffix meaning 'to break apart.' O || ||
Paleozoic era
Free ribosomes
Genetic imprinting
Lysis
2. Most fossils of Hominids are from continents other than...
Stem tissues
North America
Phosphorous gas
Characteristics of water valuable to living organisms
3. Are the organelles where cellular respiration occurs.
Epidermal tissue
Imprinting
Mitochondria
Differential reproduction
4. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Forebrain
An enzyme
Prothallus
Kingdom Fungi
5. 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
Cerebrum
An enzyme
Phototropism
Meristem tissue
6. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
Cerebrum
pH of Water
Scurvy
Electron Transfer System (ETS)
7. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Non-protein
Phototropism
Silicon
Simple fruits
8. 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.
Paleozoic era
Photolysis is a reaction of photosynthesis where
Differential reproduction
Lymphocytes
9. 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
Free ribosomes
The nucleus
The Nitrogen cycle
The pituitary gland
10. Cleave strands of DNA segments at certain sites.
The salivary gland
Cellulose - starch - lipid - and sugar molecules
Restriction enzymes
Biogeochemical cycles
11. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
A species role in the food chain is part of its
A sex linked recessive disease
Plasmodesmata
Trachea
12. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Habituation
Phosphorous gas
Mesoderm
Lymphocytes
13. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
Lactose
The nucleus
Through nitrogen fixing bacteria and lighting
Electron Transfer System (ETS)
14. Is a kingdom that includes algae and protozoa.
Anabolsim
Protista
Phototropism
About five million years ago...
15. Refers to the birthrate of a population.
About five million years ago...
Natality
Carrying capacity
Share electrons
16. Niche
Mesoderm
A species role in the food chain is part of its
Electron Transfer System (ETS)
The Hardy-Weinberg Law of Equilibrium
17. Is found on the stem between nodes.
Internodal tissue
Chordata
Interphase
Blastula
18. Layer that will become the skin - some endocrine glands - and the nervous system.
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Ectoderm
Carrying capacity
A mutation
19. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
Angiosperms
Iisotonic state
Color blindness
Nucleotides
20. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
Mesozoic era
Ecological niches open up
A lysosome
Phosphorous gas
21. (of some plants or fungi) feeding on dead or decaying organic matter
Saprophytic
Ionic bonds involve
The hormone aldosterone
Aganatha
22. The systematic search for individuals with a specific genotype in a delineated population.
Cell walls
Anabolsim
As energy is transferred through trophic levels
Genetic screening
23. Is the process that releases energy for use by the cell.
Circadian rhythms
Cerebrum
Hydrolysis
Cellular Respiration
24. The large brain and upright posture of Homo Sapiens...
parasitic
Did not evolve together
C ---OH
Differential reproduction
25. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Carbon
Pi
Sudden appearance and disappearance of fossil species
The cell's 'powerhouses'
26. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
A gene is
So it can be used over and over again.
Hydrolysis
parasitic
27. The sharp boundary of an ecosystem.
Cellular Respiration
Larynx
Ecotone
Lysosomes
28. The destruction of gametes - (sex cells such as sperm and eggs).
Alveoli
The evolution leading to Homo Sapiens...
Ectoderm tissue
Gametocide
29. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Isotonic Conditions
Phloem tissue
Anabolsim
Germ layers
30. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
Protista
The key limiting factor on cell size
B Cells
Xylem tissue
31. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
An enzyme
Cell walls
Cerebrum
Lysosomes
32. Engages in both passive and active transport.
Cerebrum
The cell membrane (plasma membrane)
Vascular bundles make up the
The biosphere
33. In both living and non-living environments.
Cerebrum
Ecological niches open up
Enzymes catalyze reactions
Catabolism
34. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
R-selection
Cenozoic era
Ectoderm tissue
The hormone aldosterone
35. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
Desert
Gametocide
T Cells
As energy is transferred through trophic levels
36. Is the waxy protective outer coating of leaves.
Iisotonic state
The cuticle
A gene is
C ---OH
37. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Trachea
Alveoli
Bryophytes
Cerebellum
38. 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.
Biogeochemical cycles
Filtered by the liver
Porifera
The primary role of DNA in the cell
39. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Endocytic vesicles
Spiracles
Mesozoic era
Gregor Medel
40. 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.
Gametogenesis
Pharynx
Lymphocytes
Stem tissues
41. Stood upright before there was an increase in brain size.
Successful reproduction
Early hominids...
Cellular Respiration
Vitamins
42. Are easily converted to ATP - but the main energy products of the Krebs cycle liberate electrons then used in the electron transfer reactions.
The products of the Krebs cycle
Cnidaria
The habitat of an organism includes
The cell membrane (plasma membrane)
43. Is a molecule that stores information for protein synthesis and genetic coding.
Allopatric speciation
Phototropism
Color blindness
Ribonucleic acid
44. Controls hunger and thirst
Paleozoic era
Hypothalamus
Photolysis is a reaction of photosynthesis where
The hormone aldosterone
45. Respiratory organs within insects
R-selection
Porifera
Spiracles
Forebrain
46. An orienting response to light.
Phototropism
Sudden appearance and disappearance of fossil species
Simple fruits
Characteristics of water valuable to living organisms
47. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
The cuticle
Characteristics of water valuable to living organisms
Phototropism
Recycled environmental factors
48. Is disorganized - unravelled - DNA with histones attached.
Chromatin
An enzyme
parasitic
Kingdom Protista
49. 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
A mutation
Cellular Metabolism
Phosphorous
Cell walls
50. Is the outermost layer of cells of the stem.
Gnathostomata
Porifera
Larynx
Epidermal tissue