Home
Class 12
BIOLOGY
In mycorrhiza the fungal hyphae (a) Rema...

In mycorrhiza the fungal hyphae
(a) Remain restricted to the root surface
(b) Remain restricted up to the root cortex
(c) Pass into the root interior
(d) Enter the root apex and reach all parts

A

Remain restricted to the root surface

B

Remain restricted upto the root cortex

C

Pass into the root interior

D

Euter the root apex and reach all parts.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Santalum album is a (a) Total stem parasite (b) Total root parasite (c) Partial stem parasite (d) Partial root parasite

Find out the correct and incorrect statements. a. In dicot root, the vascular bundles are collateral and endarch b. Innermost layer of cortex in a dicot root is endodermis c. In dicot root, phloem and xylem bundles are separated by conjunctive tissue

In Sonneratia many roots come out of the substratum and grow vertically upwards. They are (a) Pneumatophores (b) Prop roots (c) Stilt roots (d) None of the above

If four radial vascular bundles are present, then the structure will be (a) Monocot stem (b) Monocot root (c) Dicot stem (d) Dicot root

Root modification is (a) Permanent internal changes in roots (b) Temporary internal changes in roots (c) Permanent structural changes in roots (d) Temporary structural changes in roots

The endarch condition is characteristic of (a) root (b) stem (c) leaves (d) petiole

Polyarch and exarch condition is found in (a) monocot stem (b) monocot root (c) dicot stem (d) dicot root

The root cap is not used in absorption of water due to (a) Presence of roots hairs (b) Absence of root hairs (c) Its presence in elongation zone (d) None of the above

Upward movement of water through xylem is best explained by (a) Cohesion theory (b) Pulsation theory (c) Capillarity theory (d) Root pressure theory

Velamen found in epiphytic roots is meant for (a) absorption of water from host (b) absorption of water from air (c) perennation (d) protection