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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. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
A prosthetic group
The adrenal glands
Vascular bundles make up the
Hemophilia
2. 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).
Cellular Metabolism
Altruism
Color blindness
Phloem tissue
3. The preservation of the integrity of genetic information from one generation to another.
Precambrian period
DNA produces particular genetic traits through
Did not evolve together
Genetic maintenance
4. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
Interphase
Sudden appearance and disappearance of fossil species
Protista
An inhibitor
5. Engages in both passive and active transport.
Sudden appearance and disappearance of fossil species
Cellulose - starch - lipid - and sugar molecules
Characteristics of water valuable to living organisms
The cell membrane (plasma membrane)
6. Are cells involved in immunity and are produced in bone marrow as stem cells.
Imprinting
Lymphocytes
The Hardy-Weinberg Law of Equilibrium
Internodal tissue
7. Contains organisms that are multicellular eukaryotes including molds and mushrooms.
Gregor Medel
The Hardy-Weinberg Law of Equilibrium
Chlorophyll has the ability to
Kingdom Fungi
8. 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.
A gene is
North America
A hydrogen bond
Kingdom Plantae
9. The destruction of gametes - (sex cells such as sperm and eggs).
Gametocide
Balance
Biosphere
A hydrogen bond
10. Is more like branching out of a tree with dead ends and new branches appearing simultaneously than like steps on a ladder.
The key limiting factor on cell size
The evolution leading to Homo Sapiens...
A mutation
Vitamin C
11. Develops from the morula as a thin layer of cells surrounding an internal cavity.
Blastula
Destroy most enzymes
Porifera
Mitochondria
12. A suffix meaning 'to break apart.' O || ||
Blastula
Cerebrum
Cell walls
Lysis
13. The systematic search for individuals with a specific genotype in a delineated population.
Porifera
Genetic screening
Phosphorous
Catabolism
14. The individual we recognize as an adult fern.
Cerebellum
Mature sporophyte
The Hardy-Weinberg Law of Equilibrium
Vascular bundles make up the
15. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
The nucleus
Carrying capacity
Catabolism
The adrenal glands
16. A reaction that adds water to another compound. (2 hydrogens - 1 oxygen).
Endoderm
Hydrolysis
Interphase
Vascular bundles
17. Are easily converted to ATP - but the main energy products of the Krebs cycle liberate electrons then used in the electron transfer reactions.
Biosphere
The products of the Krebs cycle
Ectoderm tissue
Xylem tissue
18. The phyla composed of segmented worms.
Annelida
A catalyst
Aggregate fruit
Catabolism
19. This is a carboxyl group and is the signature group found within organic acids.
Porifera
The cell membrane
C ---OH
Cnidaria
20. The process of forming eggs and sperm cells in the reproductive organs.
Imprinting
Gametogenesis
Cnidaria
Chromatin
21. Are the monomers that form nucleic acids - containing a sugar - phosphate group - and a nitrogenous base.
The evolution leading to Homo Sapiens...
Multiple fruit
Nucleotides
Characteristics of water valuable to living organisms
22. Is the organelle where cellular reproductive processes occur.
The nucleus
B Cells
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Chimpanzees
23. Produce adrenaline. This hormone is a well-known constrictor of blood vessels.
Desert
The adrenal glands
Biosphere
Imprinting
24. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Morula
The salivary gland
Porifera
The hormone aldosterone
25. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
Endoderm
Natality
A prosthetic group
An enzyme
26. The bronchi lead to the two lungs where they branch out in all directions into smaller tubules known as bronchioles.
The nucleus
As energy is transferred through trophic levels
Bronchi
C ---OH
27. Veins in the leaf and are also distributed throughout the stem
The synthesis of ATP molecules to store energy is an example of
Kingdom Protista
Vascular bundles make up the
Successful reproduction
28. In DNA Thymine pairs with...
Meristem tissue
Adenine
Savanna
The cell's 'powerhouses'
29. Respiratory organs within insects
Vascular bundles make up the
The cell membrane
Spiracles
The cell membrane (plasma membrane)
30. Inorganic phosphate
Cenozoic era
Prothallus
Pi
Mesoderm
31. Protein synthesis
The cuticle
DNA produces particular genetic traits through
An enzyme
The primary role of DNA in the cell
32. Decomposition of living matter for consumption.
The salivary gland
Catabolism
Biogeochemical cycles
parasitic
33. 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
Phototropism
Phosphorous
A hydrogen bond
The cell's 'powerhouses'
34. 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).
Kingdom Plantae
The Hardy-Weinberg Law of Equilibrium
Scurvy
Chordata
35. Absorb a photon of light and is found in the grana of the chloroplast.
Genetic imprinting
Porifera
The cell membrane (plasma membrane)
Chlorophyll has the ability to
36. All store energy within their chemical bonds.
Cellulose - starch - lipid - and sugar molecules
Cell walls
Allopatric speciation
An enzyme
37. Covers and protects the leaf.
Very specific
Cuticle
Free ribosomes
Stomach secretions
38. Layer that will become the skin - some endocrine glands - and the nervous system.
Phloem tissue
The habitat of an organism includes
Ectoderm
The biosphere
39. Some enzymes contain a __________ component that is essential to their functions.
A gene is
The pancreas
Non-protein
The hormone aldosterone
40. Are more closely related to Homo Sapiens than to other apes - but Homo Sapiens did not evolve from chimpanzees.
Natality
parasitic
Kingdom Fungi
Chimpanzees
41. The size of a cell is limited by the ratio of its surface area to volume.
The key limiting factor on cell size
Chlorophyll has the ability to
Catabolism
Phyla
42. Is a coenzyme required in the synthesis of collagen.
A mutation
Mitochondria
Phyla
Vitamin C
43. The phyla of sponges.
Sudden appearance and disappearance of fossil species
Porifera
Cellulose - starch - lipid - and sugar molecules
The Cell Theory
44. Is found on the stem between nodes.
Internodal tissue
A prosthetic group
Chimpanzees
Genetic imprinting
45. Is an accidental change of the DNA sequence of the gene that can result in creating a change of trait that is not found in the parent.
A mutation
Population
Internodal tissue
The evolution leading to Homo Sapiens...
46. 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 Cell Theory
DNA produces particular genetic traits through
Vascular bundles make up the
Imprinting
47. Is an abundant element found in protoplasm. Together with oxygen - hydrogen - and nitrogen - it composes over 90% of cellular structure.
A species role in the food chain is part of its
Aggregate fruit
Precambrian period
Carbon
48. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
The habitat of an organism includes
Allopatric speciation
Plasmodesmata
The products of the Krebs cycle
49. 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
An enzyme
Phototropism
Protista
Iisotonic state
50. Algae and Protozoa belong to the kingdom...
Aves
Blastula
Protista
Silicon
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