In plants, water and minerals are transported from roots to the leaves by ____...? Mcqs

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In plants, water and minerals are transported from roots to the leaves by ____...?

(A) Phloem
(B) Xylem

(C) Stomata
(D) Cambium

Latest MCQs

What is relation between Volume of a gas and Pressure...?

(A) Directly Proportional
(B) Exponentially Related

(C) Not Related
(D) Inversely Proportional

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What are the three "R's" to remember about waste management...?

(A) Reduce, Reuse, and Recycle
(B) Remove, Return, and Relocate

(C) Refuse, Retrain, and Redeem
(D) None of these

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Which one of the following substances traps sunlight...?

(A) Cellulose
(B) Chlorophyll

(C) Cytoplasm
(D) Cell sap

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In mercury thermometer, mercury of bulb expands and rises in the tube which has linear scale...?

(A) -20°F - 100°F
(B) 35°F - 105°F

(C) 100°F - 120°F
(D) 94°F - 108°F

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Steam Turbine was introduce by ________ ...?

(A) C.A. Parson
(B) Orwill Right

(C) Arkwright
(D) Alexander son

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Consider isotope 92U^237 of uranium. The number of neutrons in it is...?

(A) 237
(B) 329

(C) 92
(D) 145

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The number of vibrations produced by a vibrating body in a second is called...?

(A) Velocity
(B) Amplitude

(C) Frequency
(D) Wavelength

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Combustion can not take place without __________...?

(A) Hydrogen
(B) Air

(C) Oxygen
(D) Argon

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In the human body there are more than _____ known enzymes....?

(A) 800
(B) 1000

(C) 1200
(D) 1500

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