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BIOLOGY MCQ TEST-Pre Medical Division This is a social page primarily intended for students who are preparing for the medical entrance test of AIIMS,NEET,JIPMER and other state PMT.

The cells which are closely associated and intercating with guard cells are
(A) Transfussion tissue
(B) Complementary cells
(C) Subsidiary cells
(D) Hypodermal cells

Dumbell shaped guard cells are present in
(A) Ground nut
(B) Gram
(C) Wheat
(D) Mango

The kidney shaped guard cells are present in
(A) Dicot plants
(B) Monocot plants
(C) In both
(D) In algae

The special modified epidermal cells surrounding stomatal pore are called
(A) Epithelial cells
(B) Guard cells
(C) Subsiduary cells
(D) Accessory cells

The total losss of water taking place in a plant due to lenticular transpiration is
(A) 1%
(B) 10%
(C) 0.1%
(D) 0.01%

Transpiration through small openings present in bark of woody stem surrounded by complementary cells is
(A) Stomatal transpiration
(B) Cuticular transpiration
(C) Lenticular transpiration
(D) Foliar transpiration

Stomata opens because the guard cells have-
(A) Outer thin walls
(B) Chloroplast
(C) Inner thick walls
(D) Kidney shape

A renewable exhaustible natural resource is
(a) Forest
(b) Coal
(c) Petroleum
(d) Minerals

A species restricted to a given area is
(a) Endemic species
(b) Allopatric species
(c) Sympatric species
(d) Sibling species

A plant endemic to India is
(a) Banyan
(b) Ginkgo
(c) Sequoia
(d) Triticum