Life Science MCQ Questions Answers Biology Practice Set


31) Radical vascular bundles are those in which

a) xylem is surrounded by phloem

b) phloem is surrounded by xylem

c) xylem and phloem occur on the same radius

d) xylem and phloem occur on the different radii

View Answer
Option – d)

32) Myopia is connected with

a) ears

b) eyes

c) lungs

d) None of these

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Option – b)

33) Wisdom teeth are ?

a)last premolars

b)last molars

c)canines

d)incisors

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Option – b)

34) Which blood group is known as Universal donor ?

a)A+

b)A-

c)AB

d)O

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Option – d)

35) Pulses are a good source of

a) carbohydrates

b) fats

c) proteins

d) vitamins

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Option – c)

36) Plants receive their nutrients mainly from

a) chlorophyll

b) atmosphere

c) light

d) soil

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Option – d)

37) Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to

a) angiosperms

b) gymnosperms

c) monocotyledons

d) dicotyledons

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Option – b)

38) Radish is a

a) bulb

b) conn

c) modified root

d) tuber

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Option – c)

39) Our major foods, fibres, spices, fruits and beverage crops are

a) flowering plants

b) gymnosperms plants

c) pteridophytes

d) bryophytes

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Option – a)

40) The largest organ of human body is ?

a)Brain

b) Heart

c) Skin

d) Liver

View Answer
Option – c)