Biology Botany Online Mock Test Medical exam,JIPMER,NEET UG,AIIMS

NEET UG Botany MCQ-68

Question No:1

The most important part of the plant for continuation of the life of the species __

(A) stem
(B) root
(C) flower
(D) leaf

Question No:2

The type of vegetative propagation seen in Chrysanthemum is ______

(A) runner
(B) sucker
(C) stolon
(D) offset

Question No:3

Successfully grafted plants bear the flowers and fruits characteristic of the ____ .

(A) scion
(B) stock
(C) either scion or stock
(D) a mixture of scion and stock

Question No:4

Sugarcane is normally grown by _____

(A) cutting
(B) grafting
(C) layering
(D) seeds

Question No:5

Unequal daughter cells are produced in _

(A) fragmentation
(B) sporulation
(C) fission
(D) budding

Question No:6

Vegetative propagation in sweet potato is by __

(A) stem
(B) root
(C) leaf
(D) rhizome

Question No:7

Vegetative propagation in Bryophyllum is by

(A) stem
(B) root
(C) leaf
(D) none of the above

Question No:8

Multiple fission is seen in ____

(A) Yeast
(B) Paramecium
(C) Plasmodium
(D) Rhizopus

Question No:9

Which of the following shows budding?

(A) Yeast
(B) Amoeba
(C) Paramecium
(D) Plasmodium

Question No:10

Which is the most common method of reproduction in bacteria?

(A) Binary fission
(B) Multiple fission
(C) Budding
(D) Spore formation

Question No:11

Which of the following shows spore formation?

(A) Amoeba
(B) Mucor
(C) Plasmodium
(D) Paramecium

Question No:12

Regeneration is observed in ____.

(A) Amoeba
(B) Paramecium
(C) Spirogyra
(D) Yeast

Question No:13

Which of the following does not show regeneration?

(A) Mucor
(B) Planaria
(C) Sponges
(D) Starfish

Question No:14

Which of the following is not an artificial method of vegetative propagation?

(A) Cutting
(B) Layering
(C) Grafting
(D) Hybridization

Question No:15

In potato, vegetative propagation takes place by

(A) leaves
(B) stem
(C) root
(D) seeds

Question No:16

Many unicellular organisms reproduce by the process of

(A) fission
(B) regeneration
(C) ovulation
(D) non disjunction

Question No:17

Fission is an asexual process

(A) that allows regeneration of lost body parts
(B) that occurs in individuals that live in isolated areas
(C) in which a parent separates into two or more individuals
(D) in which a parent fragments into several pieces

Question No:18

Which of the following statements regarding sexual reproduction is true 1

(A) Sexual reproduction creates an individual that is a genetic copy of one parent
(B) Sexual reproduction generates greater genetic variation than asexual reproduction.
(C) Sexual reproduction allows animals to expand their populations faster than asexual reproduction.
(D) Populations of organisms that reproduce through sexual reproduction generally have difficulty in adapting to changing environments.

Question No:19

Reproductive systems with external fertilization are most common in

(A) terrestrial animals.
(B) populations with many more males than females
(C) animals that are widely dispersed.
(D) aquatic animals.

Question No:20

An example of asexual reproduction in plants is

(A) growing plants from cuttings
(B) formation of flower and fruit
(C) grass growing from seed
(D) growing plants from embryo