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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. Assumes that there are periods of stability during which little evolutionary change occurs - and that speciation can occur rapidly over a very short period of time.
A gene is
The theory of punctuated equilibrium
The Cell Theory
Ectoderm tissue
2. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Plasmodesmata
The community
Common elements found in proteins
Prothallus
3. 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.
Meristem tissue
Ectoderm
Lysosomes
Very specific
4. An opportunistic life strategy strategy. Lichens invading a bare rock area after a volcanic eruption is an example.
Chromatin
Annelida
Gametogenesis
R-selection
5. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Endoderm
Midbrain
Catabolism
Balance
6. A suffix meaning 'to break apart.' O || ||
Silicon
Lysis
Hypothalamus
An inhibitor
7. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
The nucleus
The pancreas
Hydrolysis
Recycled environmental factors
8. Is a phylum that contains sponges.
Porifera
Cellulose - starch - lipid - and sugar molecules
Cytosine
Simple fruits
9. The phyla composed of segmented worms.
Forebrain
Annelida
Porifera
Recycled environmental factors
10. Contains multicellular photosynthetic eukaryotic organisms including gymnosperms and angiosperms.
Kingdom Plantae
Multiple fruit
B Cells
Aggregate fruit
11. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Paleozoic era
Chimpanzees
Aganatha
Vitamins
12. 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
Non-protein
Cellulose - starch - lipid - and sugar molecules
Fixed Action Pattern (FAP)
Lysis
13. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Prothallus
Internodal tissue
Aggregate fruit
Ionic bonds involve
14. The class composed of birds.
Enzymes catalyze reactions
Aves
Internodal tissue
The hormone aldosterone
15. 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
Cerebrum
The pituitary gland
Biosphere
Savanna
16. Energy transformations that occur as chemicals are broken down or synthesized within the cell.
Habitat
Allopatric speciation
Germ layers
Cellular Metabolism
17. Stood upright before there was an increase in brain size.
Savanna
Balance
Endoderm
Early hominids...
18. The pituitary gland.
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Chlorophyll has the ability to
Arthropoda
Germ layers
19. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
The pancreas
Morula
Protista
Aganatha
20. Mitochondria - they constitute the center of cellular respiration.
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21. Are where the sugars synthesized by photosynthesis travel through to various parts of the plant.
Vascular bundles
Aggregate fruit
Ectoderm
The Cell Theory
22. The vocal cords are found in the larynx.
Larynx
Carrying capacity
Hydrolysis
Scurvy
23. Ended with the extinction of the dinosaurs.
Cellulose - starch - lipid - and sugar molecules
Recycled environmental factors
Desert
Mesozoic era
24. In DNA Thymine pairs with...
Vascular bundles
Kingdom Plantae
Adenine
Desert
25. Has extreme cold temperatures - low precipitation - modified grassland - perma-frost - a short growing season and some plants and animals.
Phototropism
T Cells
Tundra
Hypothalamus
26. The phylum of insects (bees).
Chromosome
Epidermal tissue
Prothallus
Arthropoda
27. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Balance
Cytosine
A sex linked recessive disease
Gregor Medel
28. Consists of undifferentiated cells capable of quick growth and specialization. It is responsible for elongation of the stem.
Meristem tissue
Cerebellum
Phosphorous gas
Phototropism
29. 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
The Nitrogen cycle
Gnathostomata
The key limiting factor on cell size
Desert
30. Plants that produce flowers as reproductive organs. They have two divisions - monocots and dicots.
Internodal tissue
Angiosperms
Color blindness
Gnathostomata
31. Is the outermost of the three main layers of an embryo.
The salivary gland
Adenine
Morula
Ectoderm tissue
32. Is a kind of plain characterized by a warm climate - grassland - and seasonally dry climate conditions.
Ribonucleic acid
Endoderm
Gregor Medel
Savanna
33. 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
The theory of punctuated equilibrium
The Hardy-Weinberg Law of Equilibrium
C ---OH
Midbrain
34. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
Spiracles
Common elements found in proteins
The theory of punctuated equilibrium
The habitat of an organism includes
35. 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
Forebrain
Mature sporophyte
Differential reproduction
36. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Sudden appearance and disappearance of fossil species
Alveoli
A sex linked recessive disease
Isotonic Conditions
37. When the water concentration inside and outside the cell is equal - It is said to be in an...
Iisotonic state
Precambrian period
Forebrain
An inhibitor
38. Plants and animals obtain usable nitrogen
Pi
Cellular Metabolism
Through nitrogen fixing bacteria and lighting
Habituation
39. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Multiple fruit
Stem tissues
Simple fruits
Niche
40. Is found in the root cap and is responsible for quick growth in the roots.
Porifera
Ecological niches open up
Blastula
Meristem tissue
41. In both living and non-living environments.
Kingdom Fungi
Lactose
Enzymes catalyze reactions
An enzyme
42. Between the endoderm and ectoderm - layer that will eventually form the muscles - and organs of the skeletal - circulatory - respiratory - reproductive - and excretory systems.
Lymphocytes
Gene Migration
Mesoderm
As energy is transferred through trophic levels
43. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Pharynx
Allopatric speciation
Phosphorous gas
The cell membrane (plasma membrane)
44. Is the waxy protective outer coating of leaves.
Free ribosomes
The cuticle
Stomach secretions
Biosphere
45. Secretes insulin to lower blood sugar and maintain equilibrium. A person eats three candy bars. Within minutes this endocrine gland affects blood-glucose homeostasis.
Natality
The pancreas
Bryophytes
Free ribosomes
46. Breaking down
Catabolism
Cerebellum
An enzyme
Color blindness
47. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
Xylem tissue
Chordata
Forebrain
Aggregate fruit
48. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
Larynx
The pituitary gland
Tundra
B Cells
49. A hydrogen bond involves the ________________ and can be easily broken.
Cytosine
Genome
Through nitrogen fixing bacteria and lighting
Attraction of atoms of different polarity
50. Niche
The nucleus
Free ribosomes
A species role in the food chain is part of its
So it can be used over and over again.