NEET UG Botany-138

Question No:1

(A): Pholem parenchyma is present in all flowering plants
(R): They store food in monocot stems

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:2

(A): Tracheids constitute main part of wood in gymnosperms.
(R): Tracheids are absent in angiosperms.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:3

(A): Tracheids are found in lower vascular plants.
(R): Tracheids are more primitive than the vessel member.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:4

(A): Proto xylem is recently formed xylem.
(R) : Met xylem is previously formed xylem.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:5

(A): Epidermal cells lack intercellular spaces.
(R): Epidermis is always composed of single layer of epidermal cells.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:6

(A): Guard cells are specialized epidermal cells.
Stomata are found in the epidermis of leaves.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:7

(A): Bulliform cells are present both in monocot and dicot plants.
(R): Bulliform cells are modified mesophyll cells.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:8

(A): Guard cells regulate stomatal movement
(R): They are capable of changing their turgidity

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:9

(A): Radial bundles are found in roots.
(R): Xylem and phloem bundles are attached in roots.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:10

(A): Medullary rays are called pith rays in higher plants
(R): Pith cells are found between the vascular bundles.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:11

(A): Vascular bundles in stem are conjoint.
(R): Xylem and phloem both occurs in vascular bundle of stem.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:12

(A): A concentric vascular bundle may be amphicribal or amphivasal.
(R): Xylem is called hydrome and phloem is called leptome.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:13

(A): Root hairs arise from cells of the epiblema
(R): The epiblema is also called piliferous layer

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:14

(A): Vascular rays develop from ray initials.
(R): They help in radial conduction of substances.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:15

(A): Monocot stem shows “Atactostele”
(R): All seed plants have “Eustele”

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:16

(A): The monocot stem has closed vascular bundles
(R): Cambium is absent in monocot stem.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:17

(A): The endodermal cells of dicot root have casparian strips.
(R): Endodermis functions as a biological check post.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:18

(A): The lateral roots are endogenous
(R): Lateral roots always originate from the endodermis.

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:19

(A): Conjunctive tissue is parenchymatous.
(R): Conjunctive tissue forms vascular cambium

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.

Question No:20

(A): Bundle caps cover only a portion of vascular bundle
(R): Bundle caps are present in monocots

(A) Both ( A ) and (R) are true and (R) is the correct explanation of ( A )
(B) Both (A) and (R) are true and (R) is not the correct explanation of (A)
(C) (A) is true but (R) is false.
(D) Both (A) are (R) wrong.