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Subjects
Science State Board
Class 10
Transportation in plants & Circulation in animals
Textbook questions
1.
Choose the correct answer I
Exercise condition:
4
m.
1
.
Active transport involves
all of the above
it is an uphill task
movement of molecules from lower to higher concentration
expenditure of energy
2
.
Water which is absorbed by roots is transported to aerial parts of the plant through
epidermis
xylem
phloem
cortex
3
.
During transpiration there is a loss of
water
none of the above
oxygen
carbon dioxide
4
.
Root hairs are
unicellular
cortical cell
both b and c
projection of epidermal cell
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