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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 composed of segmented worms.
Phyla
Habituation
Hydrolysis
Annelida
2. Is the process that releases energy for use by the cell.
Ecological niches open up
Cellular Respiration
B Cells
Chlorophyll
3. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
Natality
B Cells
Ectoderm
The habitat of an organism includes
4. Plants that produce flowers as reproductive organs. They have two divisions - monocots and dicots.
Larynx
Angiosperms
Gymnosperms
Pharynx
5. A length of DNA (with corresponding histones) is responsible for the production of a certain protein that causes a particular trait to be expressed in an organism.
Carrying capacity
Bronchi
A gene is
Meristem tissue
6. Algae and Protozoa belong to the kingdom...
A prosthetic group
Porifera
Protista
Phyla
7. Fruits that develop from a single ripened ovary (apple - olive - acorn - cucumber).
Meristem tissue
Early hominids...
Simple fruits
Lysosomes
8. The systematic search for individuals with a specific genotype in a delineated population.
Fixed Action Pattern (FAP)
Sudden appearance and disappearance of fossil species
R-selection
Genetic screening
9. Are cells involved in immunity and are produced in bone marrow as stem cells.
Lymphocytes
Hemophilia
Altruism
Characteristics of water valuable to living organisms
10. Is more like branching out of a tree with dead ends and new branches appearing simultaneously than like steps on a ladder.
The evolution leading to Homo Sapiens...
Genetic screening
Morula
Interphase
11. 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
Pi
The pituitary gland
Anabolsim
B Cells
12. Carbon - nitrogen - phosphorous - and water. These are all recycled through biogeochemical processes.
Phloem tissue
Simple fruits
Recycled environmental factors
Cellulose - starch - lipid - and sugar molecules
13. Veins in the leaf and are also distributed throughout the stem
Vascular bundles make up the
Stomach secretions
Mesozoic era
Parenchyma tissue
14. The total amount of genetic information available for a given species.
Gnathostomata
Prothallus
Nematoda
Genome
15. Process of breaking down complex materials (foods) to form simpler substances and release energy.
Gametogenesis
Isotonic Conditions
Catabolism
Ectoderm tissue
16. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
Bronchi
Kingdom Protista
The habitat of an organism includes
Genome
17. Cleave strands of DNA segments at certain sites.
Restriction enzymes
Habituation
Share electrons
Photolysis is a reaction of photosynthesis where
18. 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
Midbrain
Phototropism
Gymnosperms
Attraction of atoms of different polarity
19. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
Nucleotides
Multiple fruit
Vascular bundles
Cell walls
20. The number of organisms in a given community - can be above or below the carrying capacity.
Phyla
Meristem tissue
Photolysis is a reaction of photosynthesis where
Population
21. Enzymes are usually __________ to certain reactions.
Annelida
Very specific
The Cell Theory
A species role in the food chain is part of its
22. All store energy within their chemical bonds.
Kingdom Animalia
Cellulose - starch - lipid - and sugar molecules
Aves
The cuticle
23. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
Phosphorous
Parenchyma tissue
Carbon
Kingdom Fungi
24. The effect of a substrate concentration on the initial reaction rate in the presence of a limited amount of enzyme: _________________ as the concentration of substrate is increased until all the enzymes are used - then the reaction rate will level of
Saprophytic
Will increase the reaction rate
Cerebrum
About five million years ago...
25. 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).
Will increase the reaction rate
Phloem tissue
Scurvy
Plasmodesmata
26. 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.
Aganatha
Sudden appearance and disappearance of fossil species
Tundra
Savanna
27. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Phototropism
The pituitary gland
The community
Endoderm
28. Layer that will become the skin - some endocrine glands - and the nervous system.
Cerebellum
Prosthetic groups
Share electrons
Ectoderm
29. Controls olfactory lobes (smell)
C ---OH
Forebrain
A lysosome
A mutation
30. Layer that will become the gut lining as well as some accessory structures.
The theory of punctuated equilibrium
Mesoderm
parasitic
Endoderm
31. 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.
The primary role of DNA in the cell
Imprinting
A sex linked recessive disease
T Cells
32. Is a phylum that contains jellyfish - hydra - etc.
A species role in the food chain is part of its
Phototropism
Cnidaria
Spiracles
33. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
B Cells
Non-protein
The nucleus
Anabolsim
34. Is a compound fruit that develops from many ovaries of a single flower fusing together (raspberry).
The theory of punctuated equilibrium
Kingdom Protista
Aganatha
Aggregate fruit
35. 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.
Precambrian period
Lysosomes
An inhibitor
Hypothalamus
36. Include: Vascular tissue - including both xylem and phloem - and sieve plates existing between cells of the stem.
Stem tissues
So it can be used over and over again.
Meristem tissue
Mesoderm
37. Subsets below the kingdom level
The community
A lysosome
Phyla
The cell's 'powerhouses'
38. Decomposition of living matter for consumption.
parasitic
Ectoderm tissue
T Cells
Through nitrogen fixing bacteria and lighting
39. In order to become an established part of an island ecosystem there must be a populations large enough to ensure _________ - a food source - a suitable habitat - and a source of moisture.
T Cells
Natality
Successful reproduction
The Cell Theory
40. May be ions or non-protein molecules - they are similar to cofactors - but differ in that they are tightly attached by covalent bonds to the enzyme - rather than being separate atoms or molecules.
The cell membrane
The key limiting factor on cell size
Nucleotides
Prosthetic groups
41. Absorb a photon of light and is found in the grana of the chloroplast.
Chlorophyll has the ability to
An enzyme
The synthesis of ATP molecules to store energy is an example of
Niche
42. Are produced when water passes through the cell membrane by osmosis from an area of higher concentration to an area of lower concentration - to equalize water concentration.
Aganatha
Tundra
Isotonic Conditions
C ---OH
43. 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.
Attraction of atoms of different polarity
Precambrian period
Common elements found in proteins
A hydrogen bond
44. Produces the most ATP molecules - yielding 34 ATPs per glucose molecule.
Precambrian period
Electron Transfer System (ETS)
Annelida
Phosphorous gas
45. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
The cuticle
Cellular Respiration
Morula
Catabolism
46. Occurs when two populations are geographically isolated from each other. Over time this results in the production of two separate species.
Allopatric speciation
Altruism
Porifera
As energy is transferred through trophic levels
47. The trachea includes the windpipe or larynx in its upper portion - and the glottis - an opening that allows the gases to pass into the two branches known as the bronchi.
The primary role of DNA in the cell
Trachea
The nucleus
Adenine
48. 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.
Forebrain
Chromosome
Vascular bundles make up the
The Cambrian Period
49. Is found on the stem between nodes.
The Cambrian Period
Internodal tissue
Biogeochemical cycles
The evolution leading to Homo Sapiens...
50. Anabolism
The synthesis of ATP molecules to store energy is an example of
Enzymes catalyze reactions
The adrenal glands
The cell membrane (plasma membrane)