NEET UG Botany MCQ-73

Question No:1

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

(A) Nucellus or integuments
(B) Synergids or antipodals
(C) Accessory embryo
(D) Zygote

Question No:2

Perisperm is

(A) Degenerate part of synergids
(B) Peripheral part of endosperm
(C) Degenarate part of secondary nucleus
(D) remnant of nucellus

Question No:3

Perigynous flower and diadelphous condition are found in the family

(A) Solanaceae
(B) Liliaceae
(C) Fabaceae
(D) Asteraceae

Question No:4

Medicinal plant of Solanaceae is

(A) Tobacco
(B) Petunia
(C) Aswagandha
(D) Chilli

Question No:5

Dye yielding plant of Fabaceae is

(A) Muliathi
(D) Lupin

Question No:6

Scape develops in

(A) Liliaceae
(B) Palmaceae
(C) Graminae
(D) Cruciferae

Question No:7

Glycyrrhiza glabra is a ___ plant

(A) Medicinal
(B) Fibre yielding
(C) Timber yielding
(D) Pulse plant

Question No:8

Indian coral wood tree belong to

(A) Fabaceae
(B) Solanaceae
(C) Malvaceae
(D) Cucurbitaceae

Question No:9

Medicinal plants of Solanaceae are

(A) Atropa, Withania
(B) Capsicum, Datura
(C) Cestrum, Nicotiana
(D) Hyoscymas, Physalis

Question No:10

Sarsaparilla is obtained from

(A) Seed of Colchicum
(B) Root of Smilax
(C) Leaves of Aloe
(D) Bulb of Scilla

Question No:11

In Bentham and Hooker s classification, the natural orders like Asteraceae and Solanaceae are included in one taxon because

(A) Similar nature of thalamus
(B) Nature of ovary and merosity of floweer
(C) Position of ovary and characters of perianth
(D) United petals and epipetalous stamens

Question No:12

Solanaceae member that produces edible fruits is

(A) Physalis
(B) Datura
(C) Onion
(D) Asparagus

Question No:13

Primitive character among the following

(A) Dichlamydeous flower
(B) Diclinous flower
(C) Dioecious plant
(D) Exalbuminous seed

Question No:14

G (2) in a floral formula represents

(A) Bicarpellary, syncarpous and inferior ovary
(B) Bicarpellary, syncarpous and inferior ovary
(C) Bicarpellary, syncarpous and half inferior ovary
(D) Bicarpellary, apocarpous, and superior ovary

Question No:15

Correct sequence of taxa is

(A) Class, Sub-class, Family, Order
(B) Order, Family, Sub-family, Genus
(C) Sub-class, series, family, Order
(D) Family, Sub-class, Genus, Species

Question No:16

According to Bentham and hooker, Mono-cotyledonae members are divided into series on the basis of

(A) Nature of ovary and merosity
(B) Position of the ovary and perianth characters
(C) Number of cotyledons and venation
(D) Type of root system and type of venation

Question No:17

Choose the incorrect one keeping in view the Bentham and Hooker’s system of classification

(A) Taxon having least number of natural orders – Gymnospermae
(B) Taxon having highest number of natural orders – Dicotyledonae
(C) Taxon having least number of series -Monocots
(D) Taxon having more number of series -Monochlamydae

Question No:18

Linnaeus created the rank classes based on the following chracters of plants

(A) General floral characters
(B) Androecium characters
(C) Gynoecium characters
(D) Vegetative characters

Question No:19

In Solanaceae the flowers are

(A) Actinomorphic, bisexual and epigynous
(B) zygomorphic, bisexual and hypogynous
(C) Actinomorphic, bisexual and hypogynous
(D) Actinomorphic, bisexual and perigynous

Question No:20

Pterpcarpus santalinus belongs to the family

(A) Solanaceae
(B) Fabaceae
(C) Liliaceae
(D) Malvaceae