Adaptation and Survival - lesson5

1

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

use carbon dioxide gas to breathe in.

use oxygen gas to breathe in.

can breathe in water.

can breathe in air.

2

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

eyes

tail

gills

lungs

3

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

extract oxygen gas from air.

take in oxygen gas.

expel out carbon dioxide gas.

extract oxygen gas from water.

4

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

behavioral and structural adaptation.

behavioral adaptation.

structural adaptation.

camouflage adaptation.

5

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

cause many organisms to disappear.

give a chance to the organisms for adaptation.

cause many organisms to respire.

cause many organisms to die.

6

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

starred agama.

arctic foxes.

human activities.

animal activities.

7

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

removing air pollutants.

plowing grasslands.

cutting down forests.

throwing wastes in waterways.

8

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

air and waterways only

soil and waterways only

air and soil only

air, soil and waterways

9

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

animals and humans only.

plants and animals only.

humans and plants only.

plants, animals and humans.

10

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

by increasing the rate of breathing.

by increasing the rate of heart beats.

by decreasing the rate of breathing.

by moving to another suitable ecosystem.

11

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

must decrease their adaptation

must have a taproot

must land their seeds in another better place

must have buttress roots

12

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

animals can grow easily.

plants can grow rapidly.

plants cannot move at all.

animals can adapt with fires.

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..........

replanting the cleared forests.

preserving existed plants and animals.

producing more factories exhaust.

removing air and water pollutants.

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