Match the following lists. List-I List-II List-III A China Rose i Acropetal succession I Branched peduncle B Colocasia ii Mesocarp is fleshy II Hypogynous C Panicle iii Alternative phyllotaxy III Epigynous D Cucumber iv Neuter flowers IV Corm The correct match is:

A B C D iii, II iv, IV i, I ii, III

A B C D i, IV ii, II iv, I iii, III

A B C D ii, II iii, III i, I iv, IV

A B C D iii, I ii, IV iv, III i, II

Alternate phyllotaxy and actinomorphic flower

Opposite phyllotaxy and zygomorphic flower

Whorled phyllotaxy and actinomorphic flower

Opposite phyllotaxy and actinomorphic flower

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Leaf tendril is found in

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Important Questions on Morphology and Modifications

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Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Match the following lists.

	List-I		List-II		List-III
A	China Rose	i	Acropetal succession	I	Branched peduncle
B	Colocasia	ii	Mesocarp is fleshy	II	Hypogynous
C	Panicle	iii	Alternative phyllotaxy	III	Epigynous
D	Cucumber	iv	Neuter flowers	IV	Corm

The correct match is:

EASY

Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Leaves become modified into spines in:

EASY

Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Assertion (A): In Nepenthes leaves are modified to trap insects
Reason (R): Insectivorous plants trap insects for their nitrogen requirement

EASY

Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

In Alstonia the type of Phyllotaxy is:

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Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Which one of the following is a modified leaf?

EASY

Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Which of the following is not a stem modification?

EASY

Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Consider the following morphological biochemical or physiological characteristics of plants.

$i .$ Presence of hairy leaves $ii$ $.$ Production of more nectar is flower
$iii .$ . High sugar content in plant parts $iv .$ Presence of higher aspartic acid concentration.

Choose the correct combination of statements which give natural resistance to plants against insect pests:

EASY

Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Parallel venation occurs in

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Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Whorled, simple leaves with reticulate venation are present in

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Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf

Pinnately compound leaf is found in

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Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Leaf