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BIOLOGY – IMPORTANT QUESTION BANK 2020
What are homogametic and heterogametes?
List the effects of drug / alcohol abuse.
What in Neo Darwinism? What are its advantages over Darwinism?
Explain Hershey Chase experiment with a neat labeled diagram.
Discuss Biopiracy with special reference to patenting of life forms.
Why has T.H. Morgan selected fruit flies for his genetical experiments?
Draw a structure of Watson – Crick Model of DNA.
What are palindrome nucleotide sequences? Mention any two enzymes which recognize such sequences in DNA.
AB blood group of man shows co-dominance. Give reason.
Explain Bt-Cotton and write a note on the effects and significance of Bt- toxin.
State Hardy Weinberg principle
Explain any three prevention and control measures of drug and alcohol abuse.
With a labeled diagram explain the functioning of electro static precipitator.
Explain how does a primary succession start on a bare rock and reach climax community
What is altitude sickness? What its causes and symptoms? How does human body try to overcome altitude sickness?