NEET UG Botany MCQ-38

Question No:1

(A): In Marchantia, elaters are directly formed from the sporogenous cells.
(R): Elaters are haploid.

(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): Upper surface of Marchantia thallus shows formation of gemma cups.
(R): One gemma cup contains one gemma.

(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): The primary protonema of Moss by death and decay of cells may break into fragments.
(R): Each fragment gives rise to leafy gametophyte.

(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): Archegonial venter forms calyptra in mosses
(R): Calyptra is present at the top of the sporophyte as a hood in bryopsida

(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): The capsule of Moss is highly differentiated.
(R): Each region performs a distinctive function.

(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); Sphagnum is called peat moss.
(R): It is the major component of peat.

(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); Sphagnum is used for dressing wounds.
(R); Sphagnum cannot absorb water.

(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); The young stem of Funaria is photosynthetic
(R): It contain hydroids

(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): Sporophytes of pteridophyta are dominant individuals.
(R): They do not show the formation of true 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): Selaginella shows heterospory.
(R): Spores are of two types in this genus.

(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) : Both bryophytes and pteridophytes contain well-developed antheridia.
(R): Biflagellate sperms can be formed by their antheridia.

(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): Water is not required for fertilization process in ferns.
(R): Sugars of archegonial venter attracts antherozoids.

(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): All gymnosperms are trees.
(R): They lack vegetative reproduction.

(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): In gymnosperms pollination occurs through wind.
(R): The ovule secretes a pollination drop.

(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) : Cycas has two types of root -tap toot system and coralloid roots.
(R)Coralloid root contains Anabaena.

(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): Xylem of gymnosperms consists of tracheids and vessels.
(R): Phloem of gymnosperms consists of phloem parenchyma, companion cells and sieve tubes.

(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): Pinus has mycorrhizal roots.
(R): Pinus has no root hairs.

(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): Cycas revoluta is of high economic importance.
(R): It yields sago grains

(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): Pinus has a pyramidal appearance.
(R): It is excurrent

(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): The pollen grains of Pinus are carried by wind
(R): They are winged.

(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