Class 8 Science MCQs - Chapter 7
Man Impact on Ecosystem Quiz Questions and Answers PDF - 7
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Man Impact on Ecosystem Questions & Answers PDF Download: MCQ Quiz 7
MCQ 31: By conserving environment there could be achievement of
- sustainable development
- dynamic equilibrium in environment
- maintained ecosystem
- conserved energy resources
MCQ 32: Calophyllum tree in Sarawak has ability to treat
- blood cancer
- AIDS
- Hepatitis
- polio
MCQ 33: In incineration plants not recycled waste is
- burned
- filter
- reduced
- discharged
MCQ 34: Island of Mauritius have a bird once called
- dodo
- duckbill
- ostrich
- hen
MCQ 35: The introduction of foreign specie will upset dynamic equilibrium of
- water
- air
- ecosystem
- climate
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Grade 6 Science Mock Tests
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Grade 6 Science MCQ with Answers
- Iron adopts changes slowly and gradually by process of
- A skill which draws conclusions from observation or information gathered is called
- Passage through which tears pass is known as
- Fruit which have hair like structures and stick on fur of animals is
- When you are mixing or heating up the chemicals always wear
- Copper is mostly used in
Man Impact on Ecosystem MCQ Book Questions
- Use of organisms specially micro-organisms in the manufacture or industrial processes is called
- A spinning of rainbow colors disc will produce
- Kind of shadow depends on the size and position of
- Unwanted sounds are called
- When the speed decreases light bend towards
- A form of energy which flows from hotter region towards cooler region