Free Anatomy Of Flowering Plants (Daily Quiz: 11) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Consider the following statements :

1. In a dicot root, the vascular bundles are collateral and endarch.
2. The inner most layer of cortex in a dicot root is endodermis.
3. In a dicot root, the phloem masses are separated from the xylem by parenchymatous cells that are known as the conjunctive tissue.

Of the statements given above

(a) (2) is true, but (1) and (3) are false

(b) (1) is true, but (2) and (3) are false

(c) (1) is false, but (2) and (3) are true

(d) (3) is false, but (1) and (3) are tru

Question-2

Phellogen and phellem respectively denote

(a) secondary cortex and cork

(b) cork and cork cambium

(c) cork cambium and cork

(d) cork and secondary cortex

Question-3

Some vascular bundles are described as open because these

(a) are capable of producing secondary xylem and phloem

(b) are surrounded by pericycle but not endodermis

(c) possess conjunctive tissue between xylem and phloem

(d) are not surrounded by pericycle

Question-4

Which is not correct about sclereids?

(a) These are elongated and flexible with tapered ends.

(b) These are parenchyma cells with thickened lignified walls.

(c) These are commonly found in the shells of nuts and in the pulp of guava, pear, etc.

(d) These are also called stone cells.

Question-5

Assertion:
Permanent tissue is composed of mature cells.
Reason:
Meristematic tissue is a group of actively dividing cells.

(a) If both the assertion and reason are true but the reason is not a correct explanation of the assertion.

(b) If both the assertion and the reason are true and the reason is a correct explanation of the assertion.

(c) If the assertion is true but the reason is false.

(d) If both the assertion and reason are false.