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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
Th graphical epresentation of tropihic relationship oforaganisms in an ecosystem is called.
Question # 2
A relationship where two species live together closely is called
Question # 3
Green house gases is
Question # 4
Which factor is responsible for ecological imbalance.
Question # 5
The feeding level of an organism in an ecosystem is called.
Question # 6
Half of the increase in atmospheric carbon dioxide concentrations in the last.............. years has occured since 1980
Question # 7
All the food chains are joined together to form .....
Question # 8
The energy of the Sun in traped as chemical energy by.
Question # 9
During the combustion of fossil fuel. Which gas is ener the atmosphere.
Question # 10
Consumers that actively hunt other organism are 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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H hadia shah 27 - Feb - 2026 01 Min 56 Sec 16/20
8th General Science (English Medium) Chapter 1 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Green house gases is |
A. Carbon di oxide
B. Methane
C. Oxides of nitrogen
D. All these
|
| 2 | During respiration by the animals, whihc gas is released into the atmosphere. |
A. Nitrogen
B. Oxygen
C. Carbon Di oxide
D. Hydrogen
|
| 3 | The feeding level of an organism in an ecosystem is called. |
A. Food Web
B. Food chain
C. Trophical level
D. Secession level
|
| 4 | 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
|
| 5 | The phenomenon which doe snot lead to global warming. |
A. Green hous effect
B. Ozone depletion
C. Deforestation
D. Photosynthesis
|
| 6 | The energy of the Sun in traped as chemical energy by. |
A. Tertiary consumers
B. Primary consumers
C. Producers
D. Secondary consumers
|
| 7 | Energy of ............ is trapped as chemicla energy by producers. |
A. Moon
B. Atom
C. Sun
D. Earth
|
| 8 | 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
|
| 9 | A food chain starts from the.......... |
A. Primary carnivores
B. Herbivores
C. Producers
D. Top carnivores
|
| 10 | During the combustion of fossil fuel. Which gas is ener the atmosphere. |
A. Nitrogen
B. Oxygen
C. Carbon di oxide
D. Hydrogen
|
Test Questions
Share your comments & questions here
Arfa jamal
29 Sep 2019Ye eng me science k mcqs open nahe horaha I need mcqs in eng
M.Shakeel
01 May 2019Useful
Arwa
06 Apr 2019مجھے سائنس کی تیاری کرنی ہے مگر یہاں کچھ سمجھ نہی آرھا
imtiaz alam
24 Feb 2019very nic
ali
03 Feb 2019very nice