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Bihar Board Class 10 · Science · 23 past questions

8 of 23 · show all

1. Q11 2023

   Euro-II is related to

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2. Q12 2023

   Which is an example of a decomposer?

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3. Q13 2023

   Which is the main source of energy on earth?

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4. Q14 2023

   Which of the following is/are a part of environment?

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5. Q15 2023

   How many trophic levels are there in a forest ecosystem?

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6. Q16 2023

   The molecular formula of ozone is

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7. Q17 2023

   The flow of energy in an ecosystem is

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8. Q18 2023

   The tiger is a consumer of

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