Home
Class 12
BIOLOGY
In (i), protoxylem lies towards peripher...

In __(i)__, protoxylem lies towards periphery and metaxylem lies towards centre. Such an arrangement of primary xylem is called as __(ii)__

A

Exarch

B

Endarch

C

Both (A) and (B)

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Protoxylem is towards pith and metaxylem is towards periphery in

A condition where the protoxylem lies towards periphery and metaxylem lies towards the centre is

If protoxylem lies towards the centre (pith) and the metaxylem lies towards the periphery of the organ, then this type of primary xylem is called :-

Assertion :- In Zea mays roots, xylem is exarch. Reason :- The protoxylem lies towards periphery and metaxylem lies towards the centre.

Protoxylem is the first formed xylem. If the protoxyem lies next to phloem what kind of arrangement of xylem would you call it ?

In endarch condition of xylem, protoxylem lies ______of metaxylem.

A cross section of a plant material shows four xylem patches alternating with same number of phloem patches and in the xylem protoxylem is pointed towards periphery. In the centre of stele a small pith is present. The plant material is

In a dorsiventral leaf , protoxylem is situated towards the ( I ) surface and Protophloem towards the ( II ) surface in the vascular bundle.

Consider the following statement and choose the correct option (i) The thread like cytoplasmic strands, running from one cell to other is known as plasmodesmata (ii) Xylem and phloem constitute the vascular bundle of the stem (iii)The first form xylem elements are described as metaxylem (iv) Radial vascular bundles are mainly found in the leaves

Identify blanks A, B ,C and D. i. The arrangement of leaves on branches and stem is called ....A ...... ii. The arrangement of the ovule in the ovary is called ........B........ iii. The arrangement of the lateral root on the taproot is .......C....... iv. The arrangement of flowers on the floral axis is called ........D.......