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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. Is found on the stem between nodes.
Lysosomes
Internodal tissue
Aggregate fruit
Aganatha
2. Is weaker than ionic - covalent - disulfide - or double bonds.
Mitochondria
A hydrogen bond
An enzyme
Characteristics of water valuable to living organisms
3. Carbon - Hydrogen - Oxygen - and Nitrogen
North America
Common elements found in proteins
Habitat
Through nitrogen fixing bacteria and lighting
4. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Share electrons
Nucleotides
Cerebrum
Chimpanzees
5. Are cells involved in immunity and are produced in bone marrow as stem cells.
Ribonucleic acid
Aggregate fruit
A sex linked recessive disease
Lymphocytes
6. Is a coenzyme required in the synthesis of collagen.
Vitamin C
Alveoli
Epidermal tissue
Hemophilia
7. 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.
Scurvy
Destroy most enzymes
Chlorophyll has the ability to
The Cell Theory
8. 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.
Angiosperms
The cell membrane
A prosthetic group
Spiracles
9. 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.
Germ layers
The primary role of DNA in the cell
The nucleus
The biosphere
10. Are membrane-bound organelles that contain digestive enzymes that digest dead or unused material within the cell or materials absorbed by the cell for use.
An enzyme
The salivary gland
Lysosomes
Saprophytic
11. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Share electrons
Aves
Protista
The pancreas
12. 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
Gene Migration
Nucleotides
Enzymes catalyze reactions
Phosphorous
13. Is more like branching out of a tree with dead ends and new branches appearing simultaneously than like steps on a ladder.
Cerebrum
The Cell Theory
Germ layers
The evolution leading to Homo Sapiens...
14. Is a kingdom that includes algae and protozoa.
Attraction of atoms of different polarity
Through nitrogen fixing bacteria and lighting
Genome
Protista
15. Cleave strands of DNA segments at certain sites.
Saprophytic
The primary role of DNA in the cell
Angiosperms
Restriction enzymes
16. Niche
A species role in the food chain is part of its
A hydrogen bond
Phyla
Parenchyma tissue
17. 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.
Porifera
The Cambrian Period
Enzymes catalyze reactions
The pancreas
18. 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
Lactose
Allopatric speciation
Morula
19. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
Hydrolysis
Nucleotides
Gymnosperms
Mesoderm
20. Process of breaking down complex materials (foods) to form simpler substances and release energy.
A species role in the food chain is part of its
Catabolism
Share electrons
Carbon
21. 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
Chimpanzees
The Hardy-Weinberg Law of Equilibrium
Multiple fruit
The biosphere
22. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Did not evolve together
Savanna
Epidermal tissue
Niche
23. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Cerebrum
Cellular Metabolism
Spiracles
Lysis
24. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
Desert
Epidermal tissue
Spiracles
Balance
25. The role played by an organism in its food chain.
A hydrogen bond
pathogenic
An inhibitor
Niche
26. Allows for the genetic code to be preserved in future generations of cells.
DNA replication
Savanna
Lactose
Phosphorous gas
27. The class composed of birds.
Endoderm
Aves
The nucleus
Scurvy
28. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Cellular Respiration
Chromosome
Habituation
Isotonic Conditions
29. Is a molecule that stores information for protein synthesis and genetic coding.
The biosphere
Lysis
Kingdom Plantae
Ribonucleic acid
30. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
Cnidaria
Pi
A catalyst
Color blindness
31. Has extreme cold temperatures - low precipitation - modified grassland - perma-frost - a short growing season and some plants and animals.
Catabolism
Tundra
Meristem tissue
Internodal tissue
32. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Cenozoic era
Lymphocytes
Protista
Anabolism
33. The number of organisms in a given community - can be above or below the carrying capacity.
Sudden appearance and disappearance of fossil species
Population
North America
Morula
34. Bacteria break ammonia into nitrites - then into nitrates that are usable by plants; volcanic activity produces ammonia and nitrates that enter the soil and can be absorbed by plants; lightning reacts with atmospheric nitrogen to form nitrates that a
Kingdom Fungi
Enzymes catalyze reactions
The Nitrogen cycle
The cuticle
35. What phylum are snakes in?
Biosphere
Chordata
Carrying capacity
Chimpanzees
36. Engages in both passive and active transport.
A hydrogen bond
Cenozoic era
The cell membrane (plasma membrane)
Germ layers
37. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
A species role in the food chain is part of its
The nucleus
Centrioles
Recycled environmental factors
38. Develops from the morula as a thin layer of cells surrounding an internal cavity.
The nucleus
Blastula
Successful reproduction
Cenozoic era
39. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Hypothalamus
The key limiting factor on cell size
Anabolsim
Mitochondria
40. Proposes that those individuals within a population that are most adapted to the environment are also the most likely individuals to produce viable offspring.
Parenchyma tissue
R-selection
Adenine
Differential reproduction
41. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
Gnathostomata
R-selection
Forebrain
The habitat of an organism includes
42. The individual we recognize as an adult fern.
Nucleotides
Mature sporophyte
Angiosperms
The primary role of DNA in the cell
43. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
Ectoderm tissue
Nucleotides
Tundra
Angiosperms
44. There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.
Paleozoic era
As energy is transferred through trophic levels
Vitamins
Ectoderm
45. Is the period when the cell is active in carrying on the function it was designed to perform within the organism. Cells spend much more time in interphase than in cell division.
Multiple fruit
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Interphase
Share electrons
46. Algae and Protozoa belong to the kingdom...
A sex linked recessive disease
Desert
Ecological niches open up
Protista
47. An orienting response to light.
Cerebellum
An enzyme
The theory of punctuated equilibrium
Phototropism
48. Is very rare and is not absorbed by plant leaves. Phosphorous is nearly always found in solid form.
Biosphere
Cerebellum
Bronchi
Phosphorous gas
49. Nonvascular plants such as mosses which lack tissue for conducting food or water.
Bryophytes
T Cells
Mitochondria
Destroy most enzymes
50. Is disorganized - unravelled - DNA with histones attached.
Larynx
The habitat of an organism includes
A mutation
Chromatin