Adaptation and Survival - lesson5

1

Both of human and fish.........

use oxygen gas to breathe in.

use carbon dioxide gas to breathe in.

can breathe in air.

can breathe in water.

2

Fish use......... to breathe in water.

gills

lungs

eyes

tail

3

Gills differ from lungs, in that gills.........

take in oxygen gas.

extract oxygen gas from water.

expel out carbon dioxide gas.

extract oxygen gas from air.

4

Gills in fish are considered as.........

behavioral adaptation.

behavioral and structural adaptation.

structural adaptation.

camouflage adaptation.

5

Changes that occur slowly to the environment,.........

cause many organisms to respire.

give a chance to the organisms for adaptation.

cause many organisms to die.

cause many organisms to disappear.

6

Rapid changes that occur to the ecosystem, done by...........

human activities.

arctic foxes.

starred agama.

animal activities.

7

Human can negatively affect the nature by all of the following activities, except............

plowing grasslands.

cutting down forests.

throwing wastes in waterways.

removing air pollutants.

8

Human activities and bad habits, can pollute......... of an ecosystem.

soil and waterways only

air, soil and waterways

air and waterways only

air and soil only

9

Pollution of an ecosystem, can affect.........

animals and humans only.

plants, animals and humans.

plants and animals only.

humans and plants only.

10

If an ecosystem is severely polluted, some animals can survive.........

by decreasing the rate of breathing.

by increasing the rate of heart beats.

by moving to another suitable ecosystem.

by increasing the rate of breathing.

11

If the environment is slowly changed, plants............ to survive and grow.

must have buttress roots

must have a taproot

must decrease their adaptation

must land their seeds in another better place

12

Wildfires is most dangerous for plants rather than animals, because.........

animals can adapt with fires.

animals can grow easily.

plants cannot move at all.

plants can grow rapidly.

13

When the air pollution is high over a long period of time,.......... may occur to human.

lung damages and wounds

lung damages and asthma

heart problems and wounds

asthma and wounds

14

Human can help restoring ecosystem by all of the following activities, except..........

producing more factories exhaust.

replanting the cleared forests.

removing air and water pollutants.

preserving existed plants and animals.

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