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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
Half of the increase in atmospheric carbon dioxide concentrations in the last.............. years has occured since 1980
Question # 2
During the combustion of fossil fuel. Which gas is ener the atmosphere.
Question # 3
During respiration by the animals, whihc gas is released into the atmosphere.
Question # 4
Consumers that actively hunt other organism are called.
Question # 5
Energy of ............ is trapped as chemicla energy by producers.
Question # 6
The energy of the Sun in traped as chemical energy by.
Question # 7
A symbiotic relationship in whihc both speciesl get benefit is called.
Question # 8
Organism in ecologicla communits interact with one anothe rin....... major ways.
Question # 9
Green house gases is
Question # 10
Th graphical epresentation of tropihic relationship oforaganisms in an ecosystem is called.
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 | The energy of the Sun in traped as chemical energy by. |
A. Tertiary consumers
B. Primary consumers
C. Producers
D. Secondary consumers
|
| 2 | Which factor is responsible for ecological imbalance. |
A. Over hunting
B. Change in water supply
C. Migration
D. All these
|
| 3 | During the combustion of fossil fuel. Which gas is ener the atmosphere. |
A. Nitrogen
B. Oxygen
C. Carbon di oxide
D. Hydrogen
|
| 4 | A relationship where two species live togetehr closely is called. |
A. Mutualism
B. Commensalism
C. Symbiosis
D. Hebitate
|
| 5 | The organisms upon whihc a redator feeds are called. |
A. Prey
B. Carnivores
C. Herbivores
D. Producers
|
| 6 | --------occupy the b ase of pyramid. |
A. Producers
B. Primary canivores
C. Herbivores
D. Top carnivores
|
| 7 | 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
|
| 8 | Green house gases is |
A. Carbon di oxide
B. Methane
C. Oxides of nitrogen
D. All these
|
| 9 | 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
|
| 10 | During respiration by the animals, whihc gas is released into the atmosphere. |
A. Nitrogen
B. Oxygen
C. Carbon Di oxide
D. Hydrogen
|
Test Questions