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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. Disease causing
pathogenic
Spiracles
Tundra
Internodal tissue
2. Is a disease caused by lack of vitamin C in which the body is unable to build enough collagen (a major component of connective tissue).
The cuticle
Endoderm
Scurvy
Lysis
3. 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.
Centrioles
Simple fruits
Biogeochemical cycles
Balance
4. Is a phylum that contains sponges.
The evolution leading to Homo Sapiens...
Isotonic Conditions
Kingdom Protista
Porifera
5. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
pH of Water
Cell walls
Hemophilia
Photolysis is a reaction of photosynthesis where
6. Is a packet of digestive enzymes that destroy cellular wastes.
A lysosome
Cell walls
The synthesis of ATP molecules to store energy is an example of
Bronchi
7. The phylum of insects (bees).
Ecological niches open up
Arthropoda
An enzyme
Pi
8. The process of forming eggs and sperm cells in the reproductive organs.
Sudden appearance and disappearance of fossil species
Gametogenesis
Cenozoic era
DNA replication
9. Is a coenzyme required in the synthesis of collagen.
Phosphorous
Isotonic Conditions
Vitamin C
Color blindness
10. Occurs when an individual learns not to respond to a particular stimulus - for instance when a stimulus is repeated many times without consequence.
Porifera
Habituation
Adenine
Vascular bundles
11. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
T Cells
The community
Balance
Characteristics of water valuable to living organisms
12. Transparency - polarity - high specific heat - and density (lower density when solid than when liquid.).
North America
Characteristics of water valuable to living organisms
The primary role of DNA in the cell
Germ layers
13. Is a phylum that contains jellyfish - hydra - etc.
Cnidaria
Recycled environmental factors
Vitamins
About five million years ago...
14. 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
Phosphorous gas
Phototropism
Differential reproduction
Sudden appearance and disappearance of fossil species
15. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Biogeochemical cycles
Chimpanzees
Gnathostomata
Gametogenesis
16. 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.
Natality
Non-protein
The products of the Krebs cycle
Sudden appearance and disappearance of fossil species
17. A sex-linked recessive disorder carried on the x chromosome in which an individual cannot perceive certain colors.
Tundra
Color blindness
Mesozoic era
Balance
18. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Parenchyma tissue
Differential reproduction
Ecological niches open up
Nucleotides
19. Layer that will become the skin - some endocrine glands - and the nervous system.
Did not evolve together
Phosphorous
Ectoderm
The cuticle
20. Breaking down
Non-protein
Phosphorous
Catabolism
Phototropism
21. Are organic cofactors or coenzymes that are required by some enzymatic reactions.
Scurvy
Hydrolysis
A hydrogen bond
Vitamins
22. Is the outermost of the three main layers of an embryo.
Mitochondria
Gregor Medel
Very specific
Ectoderm tissue
23. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Bronchi
Gene Migration
Altruism
The key limiting factor on cell size
24. 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
Characteristics of water valuable to living organisms
Chordata
Genome
Fixed Action Pattern (FAP)
25. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
A sex linked recessive disease
Arthropoda
Allopatric speciation
Sudden appearance and disappearance of fossil species
26. 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.
Through nitrogen fixing bacteria and lighting
Photolysis is a reaction of photosynthesis where
Savanna
Population
27. Is the process that releases energy for use by the cell.
DNA replication
Pharynx
Cerebellum
Cellular Respiration
28. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
Genetic imprinting
Ribonucleic acid
Cellular Metabolism
The hormone aldosterone
29. 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.
Habituation
Cuticle
Stomach secretions
Chlorophyll
30. 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.
A prosthetic group
The Cambrian Period
A lysosome
A sex linked recessive disease
31. The phyla of round worms.
The evolution leading to Homo Sapiens...
The hormone aldosterone
Nematoda
Lysosomes
32. In DNA Thymine pairs with...
Adenine
Phosphorous gas
Through nitrogen fixing bacteria and lighting
The habitat of an organism includes
33. Enzymes are usually __________ to certain reactions.
Very specific
The pancreas
Meristem tissue
Aganatha
34. Is the waxy protective outer coating of leaves.
The cell's 'powerhouses'
The cuticle
Common elements found in proteins
Habitat
35. The physical place where a particular organism lives. It must include all the factors that will support its life and reproduction.
Desert
Midbrain
B Cells
Habitat
36. All store energy within their chemical bonds.
A catalyst
The pituitary gland
Cellulose - starch - lipid - and sugar molecules
Xylem tissue
37. Is a social behavior of an organism that is beneficial to the group at the individual's expense.
Cellular Metabolism
The synthesis of ATP molecules to store energy is an example of
Altruism
Catabolism
38. In DNA Guanine pairs with...
About five million years ago...
The biosphere
Ectoderm tissue
Cytosine
39. 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.
Nematoda
Ionic bonds involve
Vitamin C
Interphase
40. The role played by an organism in its food chain.
Biosphere
Midbrain
Niche
parasitic
41. Contain organisms that are multicellular eukaryotes including vertebrates and invertebrates.
The theory of punctuated equilibrium
Kingdom Animalia
Pharynx
Stomach secretions
42. 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.
Kingdom Protista
Vascular bundles make up the
The cell membrane
Habituation
43. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Catabolism
Desert
The salivary gland
Protista
44. An orienting response to light.
Lysosomes
Ectoderm tissue
Gymnosperms
Phototropism
45. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Enzymes catalyze reactions
Stem tissues
Kingdom Plantae
Simple fruits
46. A hydrogen bond involves the ________________ and can be easily broken.
Attraction of atoms of different polarity
Vascular bundles make up the
Spiracles
Porifera
47. The total amount of genetic information available for a given species.
Porifera
Forebrain
Genome
Scurvy
48. Plants and animals obtain usable nitrogen
Gene Migration
Gymnosperms
Through nitrogen fixing bacteria and lighting
Chlorophyll has the ability to
49. When the water concentration inside and outside the cell is equal - It is said to be in an...
The community
Iisotonic state
Bryophytes
Differential reproduction
50. Covalent bonds
Attraction of atoms of different polarity
The Hardy-Weinberg Law of Equilibrium
Share electrons
Larynx