Subject :NSO Class : Class 4
A young plant wilts when it is dug up, even if it is later re-planted at the same place. What can be the reason for this?
AThe leaves lose more water when the plant is replanted.
BThe roots cannot take up mineral salts because digging of soil decreases mineral content.
CThe stem cannot transport water because digging always causes it to break.
DThe surface area of the roots gets reduced on digging up.
how does the surface area reduce on digging up?
Ans 1:
Class : Class 8
the ans is C
Ans 2:
Class : Class 5
c
Ans 3:
Class : Class 8
The correct answer is A(D).
Ans 4:
Class : Class 8
Ans 5:
Class : Class 6
Please tell me how is it D