Morphology of Flowering Plants — Page 7 | NEET Biology

Q61

Stems modified into flat green organs performing the functions of leaves are known as

A Cladodes

B Phyllodes

C Phylloclades

D Scales

Correct Answer

Option C

Solution

(c) Phylloclade refers to a portion of a flattened leaf-like stem or branch with multiple nodes and internodes.

Q62

Fruit of Groundnut is

A Legume

B Caryopsis

C Berry

D Nut

Correct Answer

Option A

Solution

(a) Legume is a dehiscent dry fruit produced from a monocarpellary superior ovary.

Caryopsis is dry and one seeded fruit which developed from a superior monocarpellary ovary.

Q63

Perisperm is

A remnant of endosperm

B persistent nucellus

C peripheral part of endosperm

D disintegrated secondary nucleus

Correct Answer

Option B

Solution

(b) Normally endosperm formation is accompanied by degeneration of nucellus. Persistent nucellus is termed as perisperm.

Q64

In Groundnut the food/oil reserve is present in

A epicarp

B mesocarp

C endosperm

D cotyledons

Correct Answer

Option D

Solution

(d) Groundnut is economically important plant as edible oil is obtained from the cotyledons.

Q65

New Banana plants develop from

A rhizome

B sucker

C stolon

D seed

Correct Answer

Option B

Solution

(b) Each pseudostem produces a single bunch of bananas.

Cultivated bananas are parthenocarpic.

This involves removing and transplanting part of the underground stem (corm) as a sucker.

Q66

Fruit of Mangifera indica is

A Berry

B Drupe

C Capsule

D Siliqua

Correct Answer

Option B

Solution

(b) Drupe is a fleshy one seeded, indehiscent fruit eg. Mangifera indica.

Q67

Germination of seed within fruit is

A ovipary

B vivipary

C hypogeal

D epigeal

Correct Answer

Option B

Solution

(b) In plants, vivipary occurs when seeds or embryos begin to develop before they detach from the parent.

Q68

Vivipary is

A seed germination with subterranean cotyledons

B seed germination with epiterranean cotyledons

C fruit development without pollination

D seed germination inside the fruit while attached to the plant

Correct Answer

Option D

Solution

(d) Vivipary germination is the characteristic mode of seed germination in Rhizophora (Mangrove).

Q69

Which part of the coconut produces coir?

A Seed coat

B Mesocarp

C Epicarp

D Pericarp.

Correct Answer

Option B

Solution

(b) Coir is a coarse fibre extracted from the fibrous outer shell of a coconut, specifically from the mesocarp.

Q70

Which one of the following is a true fruit?

A Apple

B Pear

C Cashew nut (Anacardium occidentale)

D Coconut

Correct Answer

Option D

Solution

(d) The fruit is a mature or ripened ovary.

When a fruit develops exclusively from the ovary, it is said to be true fruit.

Apple, pear, cashew, mulberry etc. are all false fruits.