Home
Class 12
BIOLOGY
The feature of the xerophytic plant leav...

The feature of the xerophytic plant leaves are
(I) Leathery surface
(II) Large surface area
(III) Waxy cuticle
(IV)Sunken stomata on upper epidermis

A

(I), (ii) and (iv)

B

(ii) and (iii)

C

(i), (iii) and (iv)

D

(i) and (iv)

Text Solution

Verified by Experts

The correct Answer is:
C

Surface area in xerophytes is less as leaves are reduced to spine so as to check transpiration.
Promotional Banner

Similar Questions

Explore conceptually related problems

Which of the following are correct for conifers ? I. Needle - like leaves to reduce surface area. II. Thick cuticle on leaves. III. Sunken stomata to reduce water loss. IV. The main plant body is gametophyte.

Assertion : In lotus metabolism is hindered when the leaves are coated with wax on upper surface. Reason : In lotus, stomata are present on upper epidermis, so that if leaves are coated with wax on upper surface, stomatal transpiration will not occur.

The epidermis in a dorsiventral leaf (a) Covers both adaxial and abaxial surfaces (b) Is not covered by cuticle ( c) Bears more stomata on the upper side (d) May even lack stomata on the upper side Which of the above statements are correct?

Find (i) the curved surface area and (ii) the total surface area of a hemisphere of radius 21cm.

As shown in the adjacent figure, a sphere is placed in a cylinder. It touches the top, bottom and the curved surface of the cylinder. If radius of the base of the cylinder is 'r', (i) what is ratio of the radii of the sphere and the cylinder? (ii)what is the ratio of the curved surface area of the cylinder and the surface area of the sphere? (iii) what is the ratio of the volumes of the cylinder and the sphere?

If the flux of the electric field through a closed surface is zero , (i) the electric field must be zero everywhere on the surface (ii) the electric field may be zero everywhere on the surface (iii) the charge inside the surface must be zero (iv) the charge in the vicinity of the surface must be zero

Select correct features for Pinus. (i) Monoecious plant (ii) Pinnate leaves (iii) Sunken stomata (iv) Heterosporous

Find the (i) volume, (ii) area of curved surface and (iii) total surface area of a cylinder having radius of the base 14 cm and height 30 cm