Organisms And Their Environment Question Preview (ID: 29469)
Ecosystems Continued.
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The organisms that live around a pond interact with biotic and abiotic factors. Which of the following is a biotic factor of the pond environment?
a) muddy soil
b) cattails plants
c) slowly flowing water
d) warm temperatures
What is the initial source of energy in an ecosystem?
a) sunlight
b) decomposers
c) nutrients in the soil
d) oxygen in the air
Plants and animals are interdependant. Plants rely on animals to produce carbon dioxide. What do plants produce that animals need to survive?
a) sunshine and rain
b) carbon dioxide and food
c) food and oxygen
d) herbivores and carnivores
Which of the following abiotic elements do all living organisms depend on for survival?
a) water, grass, air
b) sun, air, water
c) soil, sun, rocks
d) water, rocks, air
An organism that uses sunlight to make its own food is a
a) consumer
b) producer
c) decomposer
d) omnivore
An animal that gets its energy by eating plants only is a
a) herbivore
b) carnivore
c) omnivore
d) hungry man
An organism that gets energy from eating dead organisms, nonliving materials or waste is a
a) consumer
b) producer
c) decomposer
d) herbivore
An animal that gets its energy by eating both plants and a other animals is a
a) herbivore
b) carnivore
c) omnivore
d) producer
Lots of animals in an ecosystem depend on other animals for
a) shelter
b) energy
c) water
d) plants
Which is a living thing?
a) sunlight
b) water
c) air
d) insect
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