Producers are otherwise known as ____________.
A. Organisms
B. Manufacturers
C. Organic compounds
D. Autotrophs
Author: Aroma Ann
The most important reason why summers in the Southern Hemisphere are not warmer than summers in the Northern Hemisphere is that ____________.
A. The earth is closer to the sun in January
B. The earth is farther from the sun in July
C. Over 80% of the Southern Hemisphere is covered with water
D. The sun’s energy is less intense in the Southern Hemisphere
Trophic levels are formed by ____________.
A. Only plants
B. only animals
C. Only carnivorous
D. Organisms linked in food chain
The term “normal” refers to weather data averaged over ____________.
A. At least a day.
B. Several months.
C. One year.
D. Thirty years.
Macroconsumers include ____________.
A. Herbivores
B. Carnivores
C. Omnivores
D. All the above
The drug morphine is extracted from ____________ plant.
A. Cocoa
B. Belladonna
C. Opium Poppy
D. Tannin
At any given time, ____________ of the earth is illuminated by the sun.
A. One-fourth
B. One-third
C. One-half
D. Two-thirds
In an oil trap formed by an anticline, __________ accumulates on top, __________ in the middle, and __________ at the bottom.
A. natural gas, oil, groundwater
B. ground water, oil, natural gas
C. oil, groundwater, natural gas
D. oil, natural gas, ground water
The supersonic jets cause pollution by the thinning of ____________.
A. CO2 layer
B. SO2 layer
C. O3 layer
D. O2 layer
Thermal belts are usually found ____________.
A. On valley floors
B. On hillsides
C. On mountain tops
D. None of these
