Subject SAT (College Board) Biology: Questions 78 - 81 of 805
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Question number: 78
Question
The table shows how several different populations have changed over one year of time span. Look at each population and determine which population has had an overall increase?
| Populations | Births | Deaths | of individuals that emigrated | of individuals that immigrated |
| P | 10 | 10 | 50 | 0 |
| Q | 20 | 1 | 50 | 1 |
| R | 50 | 1 | 1 | 50 |
| S | 100 | 200 | 0 | 0 |
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Population S |
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| b. | Population Q |
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| c. | Population P |
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| d. | Population R |
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Question number: 79
Question
Courtship behaviors in animals involve all of the following except
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Visual and auditory cues |
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| b. | Acoustic signals |
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| c. | Chemical signals |
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| d. | All a. , b. and c. are correct |
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Question number: 80
Question
In many ecosystems, smaller poisonous animals develop a bright coloration. Predators learn to steer clear of these colors, but to avoid risk they get a mouthful of venom. Over time, other non-poisonous species may develop the same coloration, and counted in the nasty reputation of the poisonous species. This adaptation is known by which name?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Mutualism |
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| b. | Mimicry |
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| c. | Camouflage |
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| d. | Commensalism |
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Question number: 81
Question
Which is not a function of insulin?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Initiates the formation of hepatic glycogen from excess of glucose |
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| b. | Increase in permeability of cell membrane to glucose |
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| c. | Initiates the conversion of glycogen to glucose |
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| d. | Increase oxidation of glucose in cells |
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