Biology MCQs

31. Which of the following is an example of nonsense mutation?
[A] Sickle cell anaemia
[B] Cystic fibrosis
[C] Opitz-Kaveggia syndrome
[D] None of these

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32. What is an autonomously repeating circular extra-chromosomal DNA?
[A] Bacteria
[B] Nitrogenous base
[C] RNA
[D] Plasmid

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33. Approximately how many pairs are there in the human genome?
[A] 6 billion base pairs
[B] 5 billion base pairs
[C] 3 billion base pairs
[D] 4 billion base pairs

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34. A method for the delivery of nucleic acids to cells by high-speed particle bombardment is called?
[A] Transformation
[B] Biolistics
Biolistics
[C] Sequencing
[D] None of these

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35. What is the Normal Blood Volume in human adult?
[A] 1 litre
[B] 3 litre
[C] 5 litre
[D] 7 litre

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36. Which of the following are warm-blooded animals?
[A] Whales
[B] Draco
[C] Alytes
[D] Whale Sharks

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37. Self pollination will lead to
____:
[A] Inbreeding
[B] Overbreeding
[C] Outbreeding
[D] Rare breeding

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38. Which one of the following is not a true fish?
[A] Jellyfish
[B] Starfish
[C] Cuttlefish
[D] All of the above

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39. Blood is a connective tissue embedded in which type of intercellular matrix?
[A] Jelly like
[B] Fluid
[C] Dense
[D] None of the above

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40. Silk worms feed on
____:
[A] Basil leaves
[B] Mulberry leaves
[C] Curry leaves
[D] Rose leaves

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