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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 phyla of sponges.
Porifera
A lysosome
Ionic bonds involve
The cuticle
2. The role played by an organism in its food chain.
Pharynx
Sudden appearance and disappearance of fossil species
Niche
Cnidaria
3. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Hypothalamus
Habituation
Filtered by the liver
Chlorophyll
4. 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.
Niche
Anabolsim
Interphase
Pharynx
5. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Vitamins
Prothallus
Ecological niches open up
The cell's 'powerhouses'
6. Are easily converted to ATP - but the main energy products of the Krebs cycle liberate electrons then used in the electron transfer reactions.
Vascular bundles
Genetic screening
The products of the Krebs cycle
Catabolism
7. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
The primary role of DNA in the cell
Ribonucleic acid
About five million years ago...
Epidermal tissue
8. 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.
Cerebrum
The cell membrane (plasma membrane)
Germ layers
Ectoderm tissue
9. Is disorganized - unravelled - DNA with histones attached.
Vascular bundles make up the
Chromatin
Desert
Altruism
10. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
The cell membrane
Anabolsim
Desert
Carbon
11. The pituitary gland.
Alveoli
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Circadian rhythms
Cnidaria
12. Covalent bonds
Share electrons
Iisotonic state
Pi
Isotonic Conditions
13. Some enzymes contain a __________ component that is essential to their functions.
Non-protein
Cerebrum
Meristem tissue
A gene is
14. Is a coenzyme required in the synthesis of collagen.
Imprinting
Did not evolve together
Lymphocytes
Vitamin C
15. Between the endoderm and ectoderm - layer that will eventually form the muscles - and organs of the skeletal - circulatory - respiratory - reproductive - and excretory systems.
Mesoderm
Chimpanzees
Vitamin C
The habitat of an organism includes
16. Must be present for photosynthesis to occur - it is not used up in the process.
Attraction of atoms of different polarity
Simple fruits
Aganatha
Chlorophyll
17. High temperatures
Cytosine
Simple fruits
Prothallus
Destroy most enzymes
18. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Vascular bundles make up the
Stem tissues
Simple fruits
pH of Water
19. (of some plants or fungi) feeding on dead or decaying organic matter
Saprophytic
Niche
Larynx
Gymnosperms
20. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Centrioles
Attraction of atoms of different polarity
Destroy most enzymes
Catabolism
21. Is the number of organisms that can be supported within a particular ecosystem.
Carrying capacity
Electron Transfer System (ETS)
Meristem tissue
Recycled environmental factors
22. Controls hunger and thirst
Cerebellum
A species role in the food chain is part of its
Hypothalamus
Nucleotides
23. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
Mesoderm
Forebrain
The nucleus
Cell walls
24. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
T Cells
Bronchi
A mutation
Very specific
25. Controls olfactory lobes (smell)
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Forebrain
An enzyme
Genetic maintenance
26. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
Characteristics of water valuable to living organisms
An enzyme
Kingdom Animalia
The theory of punctuated equilibrium
27. Fossilized burrows from multicellular organisms begin to appear in the geological record approximately 700 million years ago during the Precambrian period. These multicellular animals had only soft parts and could not be fossilized.
Precambrian period
Gnathostomata
Morula
Genetic screening
28. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Pharynx
Blastula
Circadian rhythms
An enzyme
29. The phyla of round worms.
Iisotonic state
The synthesis of ATP molecules to store energy is an example of
North America
Nematoda
30. Is a packet of digestive enzymes that destroy cellular wastes.
A lysosome
Cellular Metabolism
Genetic imprinting
Aves
31. The large brain and upright posture of Homo Sapiens...
Endoderm
Cerebrum
Morula
Did not evolve together
32. Is a molecule that stores information for protein synthesis and genetic coding.
Ribonucleic acid
The Hardy-Weinberg Law of Equilibrium
North America
Simple fruits
33. 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.
Biogeochemical cycles
R-selection
Aggregate fruit
Bryophytes
34. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
Color blindness
Morula
The salivary gland
Interphase
35. Stood upright before there was an increase in brain size.
Ionic bonds involve
The Cambrian Period
Gene Migration
Early hominids...
36. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Silicon
Cerebellum
Internodal tissue
Enzymes catalyze reactions
37. Absorb a photon of light and is found in the grana of the chloroplast.
Photolysis is a reaction of photosynthesis where
A lysosome
Chlorophyll has the ability to
The evolution leading to Homo Sapiens...
38. Layer that will become the gut lining as well as some accessory structures.
Paleozoic era
Habitat
The pituitary gland
Endoderm
39. A suffix meaning 'to break apart.' O || ||
Endoderm
Iisotonic state
Vitamins
Lysis
40. An orienting response to light.
Non-protein
Phototropism
Protista
The salivary gland
41. Is weaker than ionic - covalent - disulfide - or double bonds.
Recycled environmental factors
A hydrogen bond
An enzyme
Catabolism
42. Controls balance and muscle coordination
Precambrian period
Gametogenesis
Cerebellum
Bronchi
43. All store energy within their chemical bonds.
Cellulose - starch - lipid - and sugar molecules
Population
A sex linked recessive disease
Bryophytes
44. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Habituation
Gregor Medel
A mutation
The pancreas
45. Is a special protein that acts as a catalyst for organic reactions.
Annelida
So it can be used over and over again.
Iisotonic state
An enzyme
46. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Hemophilia
Forebrain
So it can be used over and over again.
Cellular Respiration
47. Most fossils of Hominids are from continents other than...
Stomach secretions
The cell membrane
North America
Germ layers
48. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
Differential reproduction
Vascular bundles
A lysosome
An enzyme
49. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Genome
Characteristics of water valuable to living organisms
Kingdom Plantae
Chlorophyll
50. When the water concentration inside and outside the cell is equal - It is said to be in an...
Precambrian period
Cell walls
Iisotonic state
Endoderm