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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. Are cells involved in immunity and are produced in bone marrow as stem cells.
Lymphocytes
Kingdom Animalia
Differential reproduction
Aganatha
2. Is composed of a double layer (bilayer) of phospholipids with protein globules imbedded within the layers. The construction of the membrane allows it to aid the function of the cell by permitting entrance and exit of molecules as needed by the cell.
About five million years ago...
Vitamins
Multiple fruit
The cell membrane
3. The physical place where a particular organism lives. It must include all the factors that will support its life and reproduction.
pathogenic
Simple fruits
Habitat
Imprinting
4. Are the organelles where cellular respiration occurs.
Protista
Cerebrum
Mitochondria
Vascular bundles make up the
5. 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.
Stomach secretions
Annelida
Balance
Altruism
6. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
The habitat of an organism includes
Electron Transfer System (ETS)
Characteristics of water valuable to living organisms
A catalyst
7. Super-class of vertebrae including organisms with jaws.
Endocytic vesicles
Gnathostomata
Mesoderm
Aggregate fruit
8. Super-class of vertebrae including organisms with no jaws.
pH of Water
The Cell Theory
Aganatha
parasitic
9. Enzymes are usually __________ to certain reactions.
Habitat
Very specific
The nucleus
The products of the Krebs cycle
10. Is the sugar that lactase acts upon.
As energy is transferred through trophic levels
Lactose
The Nitrogen cycle
Bronchi
11. Can be accounted for by the theory of punctuated equilibrium. The fossil record shows periods of stability with regard to appearance and disappearance of species as well as periods of sudden change.
Catabolism
North America
The cell membrane
Sudden appearance and disappearance of fossil species
12. Is a kingdom that includes algae and protozoa.
The key limiting factor on cell size
Protista
Spiracles
Pi
13. Covalent bonds
Share electrons
Balance
Midbrain
Iisotonic state
14. 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.
Meristem tissue
Desert
Photolysis is a reaction of photosynthesis where
Did not evolve together
15. In DNA Thymine pairs with...
The cuticle
A hydrogen bond
Adenine
Carbon
16. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Cellulose - starch - lipid - and sugar molecules
Hydrolysis
Cellular Metabolism
Mitochondria
17. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
Arthropoda
Savanna
An enzyme
Color blindness
18. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Cellular Metabolism
Stem tissues
Stomach secretions
Allopatric speciation
19. Is the outermost layer of cells of the stem.
Circadian rhythms
Blastula
Epidermal tissue
Aggregate fruit
20. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Carbon
The Hardy-Weinberg Law of Equilibrium
Carrying capacity
Larynx
21. Between the endoderm and ectoderm - layer that will eventually form the muscles - and organs of the skeletal - circulatory - respiratory - reproductive - and excretory systems.
Mesoderm
Free ribosomes
The Hardy-Weinberg Law of Equilibrium
Protista
22. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
Gregor Medel
Kingdom Protista
The nucleus
Ionic bonds involve
23. Engages in both passive and active transport.
pH of Water
Kingdom Plantae
The cell membrane (plasma membrane)
Endoderm
24. Synthesis
Vascular bundles
Anabolism
Cerebellum
Isotonic Conditions
25. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
Interphase
Altruism
Habitat
Common elements found in proteins
26. The individual we recognize as an adult fern.
Desert
Mature sporophyte
The pituitary gland
Germ layers
27. Is a packet of digestive enzymes that destroy cellular wastes.
A lysosome
Chlorophyll
Cerebellum
Successful reproduction
28. 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.
Genome
Endoderm
Hemophilia
Imprinting
29. Contain one celled eukaryotes such as algae and protozoa.
Silicon
The key limiting factor on cell size
Kingdom Protista
Larynx
30. 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).
Paleozoic era
Phloem tissue
Free ribosomes
Enzymes catalyze reactions
31. Internally generated patterns of body functions - including hormonal signals - sleep - blood pressure - and temperature regulation - which have approximately a 24-hour cycle and occur even in the absence of normal cues about whether it is day or nigh
Ectoderm tissue
Circadian rhythms
pathogenic
The biosphere
32. Is a substance that changes the speed of a reaction without being affected itself.
Pharynx
Cnidaria
A catalyst
Natality
33. The phyla of sponges.
Annelida
A prosthetic group
Porifera
Chimpanzees
34. What phylum are snakes in?
Chordata
Balance
Silicon
Share electrons
35. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Mature sporophyte
Biosphere
Bronchi
Parenchyma tissue
36. Is a phylum that contains sponges.
Porifera
The primary role of DNA in the cell
Vitamin C
Chlorophyll has the ability to
37. 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
Blastula
Mature sporophyte
Fixed Action Pattern (FAP)
The nucleus
38. Disease causing
Aggregate fruit
Morula
pathogenic
Recycled environmental factors
39. Is a special protein that acts as a catalyst for organic reactions.
The habitat of an organism includes
Aves
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
An enzyme
40. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
Aggregate fruit
Trachea
Mitochondria
pH of Water
41. The phyla of round worms.
Genome
Silicon
The Hardy-Weinberg Law of Equilibrium
Nematoda
42. Is the organelle where cellular reproductive processes occur.
R-selection
The nucleus
A mutation
T Cells
43. 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 biosphere
A lysosome
Bronchi
The Cell Theory
44. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
The pituitary gland
Desert
Fixed Action Pattern (FAP)
Mitochondria
45. Subsets below the kingdom level
The biosphere
Photolysis is a reaction of photosynthesis where
A hydrogen bond
Phyla
46. 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
The pituitary gland
Chromosome
Mitochondria
Isotonic Conditions
47. Some patrol the blood for antigens - but are also equipped to destroy antigens. They may regulate immune responses as well.
Filtered by the liver
T Cells
Cellular Respiration
Genetic maintenance
48. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
The cell's 'powerhouses'
A sex linked recessive disease
Anabolsim
Bronchi
49. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
The synthesis of ATP molecules to store energy is an example of
Cuticle
Differential reproduction
Kingdom Plantae
50. 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
The community
Phyla
Characteristics of water valuable to living organisms
Phosphorous