The lower limit of water availability is soil is known as____________?
A. Field capacity
B. Hypolimnion
C. Thermocline
D. Wilting point
Frost typically forms on the inside of a windowpane (rather than the outside) because_________________?
A. The inside of the pane is colder than the outside
B. There is more water vapor touching the inside of the pane
C. There is less water vapor touching the inside of the pane
D. None of the above
Aquatic life is damaged by_______________?
A. Sound pollution
B. Air Pollution
C. Thermal pollution
D. All of these
If the amount of energy lost by the earth to space each year were not approximately equal to that received __________?
A. The atmosphere’s average temperature would change
B. The length of the year would change
C. The sun’s output would change
D. The mass of the atmosphere would change
The sun emits its greatest intensity of radiation in___________?
A. The visible portion of the spectrum
B. The infrared portion of the spectrum
C. The ultraviolet portion of the spectrum
D. The x-ray portion of the spectrum
Harnessing of nuclear energy often causes __________ pollution?
A. Air
B. Water
C. Thermal
D. Noise
The main reason why vegetables take longer to cook in boiling water at high altitudes is because___________?
A. Water boils at a higher temperature with higher altitude
B. The temperature of the boiling water decreases with increasing altitude
C. There is less oxygen in the air at high altitude
D. Saturation vapor pressure decreases with increasing altitude
Ecology is____________?
A. The science that studies the evolution of life,
B. Integrates both social and natural sciences to help us understand how the earth works,
C. The study of the relationships between organisms and their environment
D. The study of the environment in the absence of humans
A food web is____________?
A. Like a food chain
B. A set of interconnected food chains, illustrating the tropic relationships among species
C. The set of prey species that are consumed by animals in an ecosystem
D. The tropic (feeding) levels that can be observed in an ecosystem
Suppose last night was clear and calm. Tonight low clouds will be present. From this you would conclude that tonight’s minimum temperature will be____________?
A. Higher than last night’s minimum temperature
B. Lower than last night’s minimum temperature
C. The same as last night’s minimum temperature
D. Above freezing
