Biology MCQs

31. Human sperm moves with the help of which of the following?
[A] Cilia
[B] Flagellum
[C] Basal body
[D] Nucleosome

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32. A tube that allows urine to pass out of the body __
[A] penis
[B] urethra
[C] scrotum
[D] All of the above

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33. Which of the following is an example of Phenotype?
[A] Eye color
[B] Sound of your voice
[C] Hair color
[D] All of the above

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34. Which of the following is an important objective of biotechnology in the field of agriculture?
[A] to decrease seed number
[B] to produce pest-resistant varieties of plants
[C] to increase phosphorous, nitrogen production
[D] to reduce the number of plants

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35. Who among the following did the mapping of the human genome?
[A] Oswald Avery
[B] James Watson
[C] Linda Buck Born
[D] Rachel Carson

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36. Membrane lipids of chillsensitive plants contain ____:
[A] Low proportion of saturated fatty acids
[B] Equal proportion of saturated and unsaturated fatty acids
[C] Low proportion of unsaturated fatty acids
[D] High proportion of unsaturated fatty acids

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37. The pouch connected to the junction of the small intestine and the large intestine is called ___:
[A] Condyle
[B] Coccyx
[C] Caecum
[D] Axilla

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38. The cells which are colsely associated and interacting with guard cells are ____:
[A] Transfusion tissue
[B] Complementary cells
[C] Subsidiary cells
[D] Hypodermal cells

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39. What are Lipids?

[A] Lipids are monosaccharides
[B] Lipids do not provide energy to cells
[C] Fruits are a good source of lipids
[D] Cholesterol and trans fatty acids are types of Lipids

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40. The presence of air bubble in blood stream is dangerous to life because _____:
[A] The flow of blood is obstructed
[B] The flow of blood increases manifold
[C] Air combines with blood forming a complex
[D] The pressure of blood increases manifold

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