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Test your basic knowledge |
CLEP Biology
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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. Respiratory organs within insects
Recycled environmental factors
Spiracles
Interphase
Simple fruits
2. The most recent and present era. It includes the radiation of flowering plants - the angiosperms.
Chordata
Cenozoic era
Altruism
Protista
3. Is comprised of all the organisms that interact within a given ecosystem whether or not it is at carrying capacity.
Multiple fruit
Interphase
The community
Mesoderm
4. Veins in the leaf and are also distributed throughout the stem
Vascular bundles make up the
Catabolism
C ---OH
Share electrons
5. Where protein synthesis occurs. They float unattached in the cytoplasm. They contain RNA that is specific to their function in protein formation.
The cell's 'powerhouses'
Centrioles
Free ribosomes
An enzyme
6. Nonvascular plants such as mosses which lack tissue for conducting food or water.
The community
Protista
Chimpanzees
Bryophytes
7. The physical place where a particular organism lives. It must include all the factors that will support its life and reproduction.
Nematoda
Habitat
Common elements found in proteins
Lysis
8. Is a molecule that stores information for protein synthesis and genetic coding.
Ribonucleic acid
Trachea
Mesozoic era
The cell membrane (plasma membrane)
9. 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.
The cell membrane
Attraction of atoms of different polarity
A gene is
The pituitary gland
10. 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.
Prosthetic groups
Lysosomes
Cellular Metabolism
Trachea
11. Stood upright before there was an increase in brain size.
Kingdom Protista
Early hominids...
Bronchi
A lysosome
12. A cell will only remain stable if the surface area of the plasma membrane maintains a __________ with the volume of the cytoplasm.
Allopatric speciation
Balance
The community
Carrying capacity
13. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
Cenozoic era
About five million years ago...
An enzyme
Did not evolve together
14. Are cells involved in immunity and are produced in bone marrow as stem cells.
Kingdom Animalia
Hemophilia
Ecological niches open up
Lymphocytes
15. Fruits that develop from a single ripened ovary (apple - olive - acorn - cucumber).
Phototropism
Plasmodesmata
Simple fruits
Cellular Respiration
16. The phyla of sponges.
Porifera
Anabolism
Very specific
An enzyme
17. The phyla of round worms.
Nematoda
Bronchi
Sudden appearance and disappearance of fossil species
Isotonic Conditions
18. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
Circadian rhythms
Mature sporophyte
Hemophilia
Gametogenesis
19. Anabolism
Electron Transfer System (ETS)
parasitic
Carbon
The synthesis of ATP molecules to store energy is an example of
20. Approximately 7 - making it neither basic (under 7) nor alkaline (over 7).
R-selection
pH of Water
North America
The cell's 'powerhouses'
21. 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
Fixed Action Pattern (FAP)
The community
Phototropism
North America
22. The phyla composed of segmented worms.
Gametogenesis
Annelida
Habitat
Carrying capacity
23. Plants and animals obtain usable nitrogen
The community
Through nitrogen fixing bacteria and lighting
Protista
Nucleotides
24. Is when expression of genetic traits is determined by weather the trait is inherited from the mother or the father.
Genetic imprinting
The Cambrian Period
Cellular Respiration
Genome
25. Is a protein - which is a polymer of amino acids. They generally have the suffix -ase- like lactase.
Ecotone
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Very specific
An enzyme
26. Covalent bonds
The theory of punctuated equilibrium
Hypothalamus
Carrying capacity
Share electrons
27. Is the major component of sand and is the most abundant element found in the lithosphere. It is not recycled.
Cell walls
Silicon
The nucleus
Spiracles
28. 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
Will increase the reaction rate
Spiracles
North America
Cellulose - starch - lipid - and sugar molecules
29. 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).
Cellulose - starch - lipid - and sugar molecules
DNA produces particular genetic traits through
Scurvy
Iisotonic state
30. Layer that will become the skin - some endocrine glands - and the nervous system.
Genetic imprinting
pathogenic
Ectoderm
Chlorophyll has the ability to
31. The cells of a developing embryo (at the gastrula stage) differentiate into layers - that will later develop into different tissues and organs - including the mesoderm - ectoderm - and endoderm.
Germ layers
Silicon
Aganatha
Gametogenesis
32. Is a behavior that is learned during a critical point (often very early) in an individual's life. Imprinting enables the young the recognize members of their own species.
Early hominids...
Protista
Imprinting
A gene is
33. The process whereby cells build molecules and store energy (in the form of covalent chemical bonds).
Parenchyma tissue
Multiple fruit
Anabolsim
Hydrolysis
34. Is a compound fruit that forms from several ovaries of separate flowers that fuse together during ripening (strawberry - or pineapple).
The pituitary gland
Multiple fruit
Catabolism
Vascular bundles make up the
35. 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.
The cell membrane
Silicon
The pituitary gland
The synthesis of ATP molecules to store energy is an example of
36. Controls hunger and thirst
Ectoderm tissue
Hypothalamus
The cell membrane
Porifera
37. Controls sensory and motor responses - and controls memory - speech - and intelligence factors.
Phloem tissue
The nucleus
Cerebrum
Ecotone
38. Produce antibodies into the bloodstream that find and attach themselves to foreign antigens (toxins - bacteria).
A species role in the food chain is part of its
Midbrain
Genetic maintenance
B Cells
39. 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.
Xylem tissue
The theory of punctuated equilibrium
A sex linked recessive disease
Mesoderm
40. Channels is cell membranes that carry water between cells.
Allopatric speciation
Gene Migration
Plasmodesmata
Phyla
41. Is the number of organisms that can be supported within a particular ecosystem.
Annelida
Silicon
Carrying capacity
Genetic maintenance
42. Attaches to an enzyme and blocks the enzyme reaction rather than enhancing it - like a prosthetic group would.
Mitochondria
An inhibitor
Saprophytic
Stem tissues
43. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Chromatin
A sex linked recessive disease
Annelida
Filtered by the liver
44. Ended with the extinction of the dinosaurs.
parasitic
About five million years ago...
Mesozoic era
Nematoda
45. Provide rigidity to plant cells (and some bacteria) and are not found within animal cells.
Blastula
Cell walls
Habituation
Genome
46. The sharp boundary of an ecosystem.
T Cells
Gregor Medel
An enzyme
Ecotone
47. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
The key limiting factor on cell size
Kingdom Plantae
Mesoderm
Gymnosperms
48. 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.
Multiple fruit
Cellulose - starch - lipid - and sugar molecules
The Cell Theory
Kingdom Animalia
49. Contains the chromosomes and is the site of reproduction through mitosis and meiosis.
The nucleus
The Nitrogen cycle
Larynx
Epidermal tissue
50. Has extreme hot or cold temperatures - with very low precipitation - sandy or rocky terrain - sparse vegetation (mainly succulents) - small animals - rodents - and reptiles.
Anabolism
Desert
Vitamin C
Successful reproduction
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