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8th Class General Science Chapter 1 Online Test
8th Class English Medium Subjects
8th Class Urdu Medium Subjects
MCQ's Test For Chapter 1 "General Science 8th Class English Medium Chapter 1 Online Test"
Try The MCQ's Test For Chapter 1 "General Science 8th Class English Medium Chapter 1 Online Test"
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Total Questions10
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Time Allowed10
General Science 8th Class English Medium Chapter 1 Online Test
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Question # 1
The organisms upon whihc a redator feeds are called.
Question # 2
Which factor is responsible for ecological imbalance.
Question # 3
A relationship where two species live togetehr closely is called.
Question # 4
Ozone is a layer of gases in ............. atmosphere of the Earth.
Question # 5
A symbiotic relationship in whihc both speciesl get benefit is called.
Question # 6
During the combustion of fossil fuel. Which gas is ener the atmosphere.
Question # 7
--------occupy the b ase of pyramid.
Question # 8
The poisonous and harmsful substances which make the air unfavorable for life are called.
Question # 9
Consumers that actively hunt other organism are called.
Question # 10
Carbon cycle and ............. cycle are teh processes in whihc these minerals circulate between the organisms and the environment.
8th General Science English Medium Chapter 1 Test
Here you can prepare 8th General Science English Medium Online MCQ's Test. Click the button for 8th General Science English Medium Chapter 1 100% free full practice test.
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8th General Science (English Medium) Chapter 1 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A relationship where two species live togetehr closely is called. |
A. Mutualism
B. Commensalism
C. Symbiosis
D. Hebitate
|
| 2 | The organisms upon whihc a redator feeds are called. |
A. Prey
B. Carnivores
C. Herbivores
D. Producers
|
| 3 | Half of the increase in atmospheric carbon dioxide concentrations in the last.............. years has occured since 1980 |
A. 100
B. 200
C. 300
D. 400
|
| 4 | A symbiotic relationship in whihc both speciesl get benefit is called. |
A. Commensalism
B. Hebitate
C. Mutualism
D. Symbiosis
|
| 5 | Consumers that actively hunt other organism are called. |
A. Prey
B. Competitor
C. Predator
D. Symbiont
|
| 6 | Th graphical epresentation of tropihic relationship oforaganisms in an ecosystem is called. |
A. Food Chian
B. Ecological pyramid
C. Trophic level
D. Predation
|
| 7 | Carbon cycle and ............. cycle are teh processes in whihc these minerals circulate between the organisms and the environment. |
A. Hydrogen
B. Iodine
C. Oxygen
D. Nitrogen
|
| 8 | During respiration by the animals, whihc gas is released into the atmosphere. |
A. Nitrogen
B. Oxygen
C. Carbon Di oxide
D. Hydrogen
|
| 9 | Which factor is responsible for ecological imbalance. |
A. Over hunting
B. Change in water supply
C. Migration
D. All these
|
| 10 | The poisonous and harmsful substances which make the air unfavorable for life are called. |
A. Solid pollutant
B. Air pollutant
C. Water pollutant
D. Acid Rain
|
Test Questions