Georgia Science Grade 7

Chapter 25: The Nonliving Environment

Section 1 Self-Check Quiz-Eng.

1
Non-living physical features of the environment are called ________.
A)biotic factors
B)food chains
C)carbon cycles
D)abiotic factors
2
Features of the environment that are alive now or once were alive are called __________.
A)abiotic factors
B)biotic factors
C)food webs
D)nitrogen cycles
3
Which of these is an abiotic factor?
A)a beetle
B)a pine tree
C)a raccoon
D)sunlight
4
The air that surrounds Earth is called __________.
A)respiration
B)humus
C)the core
D)the atmosphere
5
An ecosystem with plenty of __________ tends to be able to support a larger number of living organisms.
A)bacteria
B)herbivores
C)water
D)humans
6
Which of these affects the temperature of a region?
A)the number of carnivores
B)latitude
C)photosynthesis
D)the amount of humus in the soil
7
Trees at higher elevations usually are __________ than those at sea level.
A)taller
B)shorter
C)affected more by high temperatures
D)filled with more fruit
8
What is created when colder air sinks below warmer air and pushes warmer air upward?
A)precipitation
B)omnivores
C)air currents
D)humus
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