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Matter And Energy In The Environment Chapter 7
Test Description: Chapter 7
Instructions: Answer all questions to get your test result.
1) Which are abiotic parts of an ecosystem?
A
atmosphere, water, temperature, climate, sun, soil
B
animals, trees, water, sun, soil, temperature, climate
C
water, trees, rocks, sun, temperature, soil
D
air, water, animals, soil, atmosphere, climate
2) As you move upward, from level to level, in an energy pyramid, energy ____.
A
is destroyed
B
increases
C
decreases
D
stays at the same level
3) Which of the following nonliving things affects climate and temperature?
A
sun
B
moon
C
wind
D
rain
4) What is one reason that a food web might be a better description of an ecosystem than a food chain?
A
Organisms have a choice of what to eat.
B
No animals are chained.
C
At least one animal in the web has webbed feet.
D
Animals have only one option of what to eat.
5) Which of the following does NOT move continuously through ecosystems?
A
oxygen
B
nitrogen
C
water
D
aluminum
6) Which of the following eats only eucalyptus leaves?
A
detritivore
B
carnivore
C
omnivore
D
herbivore
7) Which is a model of feeding relationships?
A
food web
B
protein building
C
sugar molecules
D
food map
8) Which of the following is a living thing?
A
water
B
air
C
bee
D
honey
9) Which of the following is NOT a part of climate?
A
moisture
B
wind
C
soil
D
temperature
10) Which of the following is a biotic factor?
A
ocean
B
pond
C
lake
D
fish
11) Which of the following steps is second in this food chain?
A
Plants make energy-rich food using sunlight.
B
The Sun emits energy.
C
The hawk obtains energy by eating the snake.
D
The snake obtains energy by eating the mouse.
12) If the first trophic level in an energy pyramid receives 10,000 units of energy from the Sun, how much energy is available for the second trophic level?
A
9,000 units
B
a. 10,000 units
C
900 units
D
1,000 units
13) Which of the following flows through ecosystems in one direction?
A
water
B
nitrogen
C
energy
D
carbon
14) Which of the following is an abiotic factor?
A
shell
B
amoeba
C
lichen
D
mold
15) Photosynthesis uses all of the following except _____ to make food.
A
light energy
B
water
C
carbon dioxide
D
chemical energy
16) Which of the following eats animals?
A
bacteria
B
fungi
C
herbivore
D
carnivore
17) Every ecosystem requires which of the following to support life?
A
water
B
soil
C
plants
D
heat
18) What is the name of the idea that energy cannot be created or destroyed?
A
law of conservation of energy
B
law of energy
C
law of movement of energy
D
law of utilization of energy
19) Which of the following is NOT part of the water cycle?
A
nitrogen fixation
B
condensation
C
evaporation
D
precipitation
20) Which of the following organisms would NOT be in the first trophic level of an energy pyramid?
A
tree
B
flower
C
dog
D
grass
*select an answer for all questions
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