Free Morphology Of Flowering Plants (Weekly Quiz: 1) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Free Morphology Of Flowering Plants (Weekly Quiz: 1) Time:

Question-1

Which one of the following is correct explanation for the given floral formula ?

morphology-of-flowering-plants-class-11-Chapter-5-neet-mcq-5-5-102-49

(a)

(b)

(c)

(d)

Explanation:

Answer: (c)

The given floral formula in the question belongs to the family fabaceae. This family was earlier called Papilonoideae, a subfamily of family leguminosae.


Question-2

Match the followings and choose the correct option
Group AGroup B
(a) Aleurone layer (i) Without fertilization
(b) Parthenocarpic fruit (ii) Nutrition
(c) Ovule (iii) Double fertilization
(d) Endosperm (iv) Seed

(a)

(b)

(c)

(d)


Question-3

In unilocular ovary with a single ovule the placentation is :

(a)

(b)

(c)

(d)

Explanation:

Answer: (a)

In basal type of placentation, the ovary is unilocular with a single ovule. In this the placenta is at the base of the ovary. It is seen in Polygonum.


Question-4

The term 'polyadelphous' is related to

(a)

(b)

(c)

(d)

Explanation:

Answer: (a)

Polyadelphous condition represents cohesion of stamens. In this condition stamens of a flower are fused by their filaments only to form many groups, e.g., Citrus.


Question-5

Radial symmetry is found in the flowers of

(a)

(b)

(c)

(d)

Explanation:

Answer: (c)

The flowers of Brassica are radially symmetrical whereas flowers of Trifolium, Pisum and Cassia are zygomorphic.


Question-6

morphology-of-flowering-plants-class-11-Chapter-5-neet-mcq-test is floral formula of

(a)

(b)

(c)

(d)


Question-7

A drupe develops in

(a)

(b)

(c)

(d)

Explanation:

Answer: (c)

Drupe is a fleshy fruit that develops from either one or several fused carpels and contains one or many seeds. The seeds are enclosed by the hard protective endocarp (pericarp) of the fruit, e.g., mango. In mango the pericarp is well differentiated into an outer thin epicarp, a middle fleshy edible mesocarp and an inner stony hard endocarp.


Question-8

Fruit of Mangifera indica is

(a)

(b)

(c)

(d)


Question-9

Number of stamens present in malvaceae is –

(a)

(b)

(c)

(d)

Explanation:

Answer: (b)

Number of stamens present in malvaceae is infinite.


Question-10

Roots of which plant contains an oxidising agent?

(a)

(b)

(c)

(d)


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