Biology MCQs

31. Urine is formed in the nephron and which of the following steps are involved?
[A] Glomerular Filtration
[B] Tubular Reabsorption
[C] Secretion
[D] All of the above

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32. The human alimentary canal runs from the mouth to the anus and is approximately how many meters long?
[A] 4 m
[B] 15 m
[C] 9 m
[D] 1 m

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33. The elastic tissue which connects the cauda epididymis to the scrotal sac is called __.
[A] Caput epididymis
[B] Scrotal ligament
[C] Gubernaculum
[D] Tendinous cord

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34. Which of the following female reproductive organs produces female hormones?
[A] Uterus
[B] Fallopian Tubes
[C] Ovaries
[D] None of these

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35. The tendency of an offspring to resemble its parent is known as ___
[A] Variation
[B] Heredity
[C] Resemblance
[D] Inheritance

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36. What is the renewable energy source produced by the breakdown of organic matter by some bacteria under anaerobic conditions called?
[A] Bioethanol
[B] Biogas
[C] Biofertilizer
[D] None of these

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37. Which of the following initiates replication in DNA?
[A] DNA ligase
[B] Origin of replication
[C] Termination sequences
[D] Histone proteins

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38. Which inhibits the translation of mRNA?
[A] increase
[B] knock out
[C] clearing
[D] silencing

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39. Morphology of Chromosomes can be best studied at ___:
[A] Interphase
[B] Prophase
[C] Metaphase
[D] Zygotene

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

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