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Question 11 Mark

On which method the ELISA test is based.

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Question 21 Mark

t-RNA is also called adaptor RNA. Why.

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Question 31 Mark

Why are testes and ovary called primary reproductive organs.

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Question 41 Mark

Explain the role of predators in nature.

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Question 51 Mark

Explain the role of Bacculovirus as a biocontrol agents.

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Question 61 Mark

Write the relationship between species prosperity and area.

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Question 71 Mark

Write any two differences between primary treatment and secondary treatment of sewage water.

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Question 81 Mark

Why is strawbery fruit considered as a false fruit.

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Question 91 Mark

What do you understand by Darwinian finches.

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Question 101 Mark

Define phenotype and genotype.

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1 Marks Question - BIOLOGY STD 12 Science Questions - Vidyadip

BIOLOGY 1 Marks Question

1 Marks Question

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