Everyday Science
Plants absorb most of the water needed by them through their
Embryonic zone
Zone of elongation
Root hairs
Growing point
Root hairs
While plants can absorb water through their leaves, it is not a very efficient way for plants to take up water. If water condenses on the leaf during high humidity, such as fog, then plants can take in some of that surface water. The bulk of water uptake by most plants is via the roots.
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A. uniform
B. not uniform
C. zero
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In the body, the weight of blood is about
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B. 1/5th of body
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D. 1/4th of body
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C. Carbon
D. Copper
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A. kinetic energy
B. potential energy
C. chemical energy
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A human breath per minute is
A. 16-30 times
B. 16-20 times
C. 15-20 times
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Symbol of Copper is
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B. Cl
C. Co
D. Cu
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