Environmental Science - Study Mode
[#396] Which of the following is false?
Correct Answer
(B) The energy content in a trophic level is determined is determined by considering a few individuals of a species in that trophic level.
Explanation
Solution: The energy content in a trophic level is determined is determined by considering a few individuals of a species in that trophic level.
[#397] If the amount of energy lost by the earth to space each year were not approximately equal to that received:
Correct Answer
(A) The atmosphere's average temperature would change
Explanation
Solution: The atmosphere's average temperature would change.
[#398] The sun emits its greatest intensity of radiation in:
Correct Answer
(A) The visible portion of the spectrum
Explanation
Solution: The sun emits it greatest intensity of radiation in: the visible region of the spectrum. The temperature of a rising parcel: cools as its molecules expand in less dense air.
[#399] The main reason why vegetables take longer to cook in boiling water at high altitudes is because:
Correct Answer
(B) The temperature of the boiling water decreases with increasing altitude
Explanation
Solution: Because water boils at a lower temperature at higher elevations, foods that are prepared by boiling or simmering will cook at a lower temperature, and it will take longer to cook. High altitude areas are also prone to low humidity, which can cause the moisture in foods to evaporate more quickly during cooking.
[#400] An ecosystem must have continuous external source of
Correct Answer
(B) energy
Explanation
Solution: An ecosystem must have continuous external source of energy.