topics 4-5 study cards Flashcards

1
Q

The lynx and the Hare are examples of the_________________ or living parts of an ecosystem.

A

biotic

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2
Q

sunlight air water and soil make up the_________________ or nonliving parts of the environment

A

abiotic

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3
Q

_________________ are organisms that eat dead or decaying plant or animal matter

A

scavengers

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4
Q

plants and algae fill the niche _________________ because they produce food energy for themselves

A

producer

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5
Q

a _________________ shows the number of organisms that are involved in energy transfers and it shows the same relationships as a food chain

A

pyramid of numbers

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6
Q

an _________________ is an animal that eats both plants and animals

A

omnivore

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7
Q

to determine organism’s Niche you must look at what it

_________________ organisms in its ecosystem

A

eats where it lives and how it interacts with other

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8
Q

the relationship between a robin and a worm, the robin would be a _________________

A

predator

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9
Q

a _________________ is an organism that breaks down waste material and dead animals to release that energy

A

decomposer

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10
Q

a _________________ is the first link in any food chain

A

producer

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11
Q

_________________are the processes in which liquid changes to a vapour

A

transpiration and evaporation

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12
Q

the process in which pollutants becomes stored in the tissues of organisms is called_________________

A

bioaccumulation

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13
Q

every organism has its role or _________________ within its community

A

Niche

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14
Q

water that changes from a liquid to a vapour condenses and returns to earth as_________________

A

precipitation

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15
Q

organisms that transfer energy from food produced by
_________________ occupy the consumer niche

A

plants and algae

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16
Q

a predator that eats almost anything when food is scarce would be referred to as an_________________

A

omnivore

17
Q

substances that can contaminate soil and water are called_________________

A

pollutants

18
Q

_________________occurs when pollution containing sulphur and nitrogen are found in the high levels in the air

A

acid rain

19
Q

water with a pH value below _________________ is considered acidic

A

5.6

20
Q

the human body is _________________ water

A

60 to 70%

21
Q

Biotic means_________________

A

Living

22
Q

Abiotic means_________________

A

Non-living