text: (Q) Rotation of elements in a ecosystem is called ?
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text: (Q) The mutual group of food chain is called ?
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text: (Q) Which of the following is the most productive ecological system?
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text: (Q) What is the definition of environment?
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text: (Q) Which one of the following animals is called a friend of the farmer?
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text: (Q) Who among the following is a second class consumer?
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text: (Q) The chemical used for cloud precipitation for artificial rainfall is?
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text: (Q) Living beings on other dead animals are called?
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text: (Q) An example of an ecosystem is?
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text: (Q) Which of the following is the biological component?
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text: Biology Quiz with PDF (Part-1)
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text: Biology Quiz with PDF (Part-2)
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text: Biology Quiz with PDF (Part-3)
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text: Biology Quiz with PDF (Part-4)
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text: Biology Quiz with PDF (Part-5)
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text: Chemistry Quiz with PDF (Part-1)
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text: Chemistry Quiz with PDF (Part-2)
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text: Chemistry Quiz with PDF (Part-3)
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text: Chemistry Quiz with PDF (Part-4)
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text: Chemistry Quiz with PDF (Part-5)
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text: English ত বিভিন্ন কুইজ আৰু সাধাৰণ জ্ঞান -
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