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

NEET UG Botany MCQ-71

Question No:1

Match the List – I with List – II and find the correct match

List -I– List – II
(A) Root tubers—(1) Curcuma (Turmeric)
(B) Sucker———- (2) Chrysanthemum
(C) Rhizome—(3) Ipomoea batatas (Sweet potato)
(D) Corm — (4) Colocasia

A B C D

(A) 2 3 4 1
(B) 3 1 24
(C) 3 21 4
(D) 1 3 4 2

Question No:2

Match the List – I with List – II and find the correct match

List-I (Vegetative reproduction) — List-II (Example)
(A) Runners (1) Jasminum
(B) Stolons (2) Cynodon
(C) Offsets (3) Adiantum (walking fern)
(D) Reproductive leaves (4) Eichhornia

ABCD

(A) 2 1 4 3
(B) 2 3 4 1
(C) 1 2 3 4
(D) 4 3 2 1

Question No:3

Match column-I with column – II and find the correct combination
Column -I(Ploidy) Column – II (cell)
(A) Pollen grain (1) n
(B) zygote (2) 3n
(C) Endosperm cell (3) 2n
(D) Colchicine treated zygote (4) 4n
(5) 5n
ABCD

(A) 1 4 3 2
(B) 4 2 1 5
(C) 1 3 2 4
(D) 1 2 3 5

Question No:4

What is common between vegetative reproduction and apomixis?

(A) Both are applicable to only dicot plants
(B) Both bypass the flowering phase
(C) Both occur round the year
(D) Both produce progeny identical to the parent

Question No:5

The “Eyes” of the potato tuber are

(A) root buds
(B) flower buds
(C) shoot buds
(D) axillary buds

Question No:6

Vegetative propagation in mint occurs by

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

Question No:7

What is true for cleavage embryony ?

(A) Size of embryo increases
(B) Size of cells decrease
(C) Size of cells increase
(D) Size of embryo decreases

Question No:8

In which one pair both the plants can be vegetatively propagated by leaf pieces?

(A) Bryophyllum and Kalanchoe
(B) Chrysanthemum and Kalanchoe
(C) Agave and Kalanchoe
(D) Asparagus and Bryophyllum

Question No:9

In a type of apomixis known as adventive embryony, embryos develop directly from the

(A) nucellus or integuments
(B) synergids or antipodals in an embryo sac
(C) accessory embryo sacs in the ovule
(D) zygote

Question No:10

In a tissue culture, pollen develops into a haploid plant. It is due to property of

(A) totipotency
(B) organogenesis
(C) parthenocarpy
(D) test tube fertilization

Question No:11

Adventive reproduction occurs

(A) from integument of Citrus
(B) from the bulb of Allium
(C) from the pericarp of mango
(D) from seed of Citrus

Question No:12

Clones are stored in

(A) book shelves
(B) gene banks
(C) populations
(D) biological reserves

Question No:13

Which plant will lose its economic value, if its fruits are produced by induced parthenocarpy?

(A) Grape
(B) Pomegranate
(C) Orange
(D) Banana

Question No:14

Haploid plants can be obtained by culturing

(A) young leaves
(B) endosperm
(C) pollen grains
(D) root tips AFMC

Question No:15

The technique of obtaining large number of plantlets by tissue culture method is called

(A) Plantlet culture
(B) Organ culture
(C) Micro propagation
(D) All of the above

Question No:16

Part of the plant which is cultured to obtain virus free clones is

(A) Leaf
(B) Root tip
(C) Shoot tip
(D) Embryo

Question No:17

Plant forming spores but lacking seed and vascular tissue are

(A) Gymnosperms
(B) Angiosperms
(C) Bryophytes
(D) Pteridophytes

Question No:18

Embryo developed from nucellus and integument is known as

(A) Apospory
(B) apogamy
(C) Apomixis
(D) Adventive embryony

Question No:19

Zygotic meiosis is found in

(A) Fern
(B) Fucus
(C) Funaria
(D) Chlamydomonas

Question No:20

The development of fruit without fertilization is

(A) parthenogenesis
(B) parthenocarpy
(C) apomixis
(D) apogamy