Georgia Science Grade 7

Chapter 24: Interactions of Life

Section 1 Self-Check Quiz-Eng.

1
Earth's surrounding atmosphere is part of its __________.
A)biosphere
B)food chains
C)niche
D)population
2
Cactus plants are usually found in which environment?
A)arctic regions
B)tropical rain forest regions
C)desert regions
D)aquatic regions
3
The organisms living in an area and the nonliving features of that environment form __________.
A)an ecosystem
B)competition
C)a symbiotic relationship
D)its limiting factors
4
Which planet is closest to the Sun?
A)Mercury
B)Earth
C)Pluto
D)Mars
5
All populations living together in an ecosystem are called a __________.
A)community
B)sample count
C)predator
D)biosphere
6
All the tortoises living in a specific region of a desert ecosystem make up a __________.
A)biosphere
B)carrying capacity
C)food chain
D)population
7
A salamander's habitat is which of these?
A)the ocean
B)a hollow cactus
C)the arctic region
D)a forest floor
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