03. Leaf and types of Leaf and its Modification
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Morphology of Plants

62345 I. Pulvinus leaf base is present in some leguminous plants.
II. Whorled phyllotaxy is seen in Calotropis.
III. In Australian acacia, the petioles expand, become green and synthesise food.
IV. A bud is present in the axil of leaflets of the compound leaf.
Of the above statements

1 I and IV are correct but II and III are wrong.
2 II and III are correct but I and IV are wrong.
3 I and III are correct but II and IV are wrong.
4 III and IV are correct but I and II are wrong.
5 II and IV are correct but I and III are wrong.
Kerala PMT-2013
Morphology of Plants

62306
In above diagram, the labeling ' \(C\) ' is?

1 Leaf
2 Intermodal cognation
3 Third leaf is modified into root
4 Rhizoid
Ans. c
Exp. C
In the case of Salvinia behalf of above mentioned figure (C) is represented as third leaf is modified into root.
- In case of Salvinia three leaves are present at one node. Out of these two leaves are normal and third gets modified into adventitious roots which help in floating over the surface of water.
- The given diagram shows Salvinia an aquatic fern The plant body consists of a floating stem bearing two rows of large green leaves on the upper surface and highly branched modified leaf roots on the lower surface.
AIIMS-27.05.2018 Shift-I
Morphology of Plants

62307 In Bougainvillea thorns are the modifications of:

1 Stipules
2 Adventitious root
3 Stem
4 Leaf
NEET-2017
Morphology of Plants

62308 A leafy vegetable which has ochraceous stipules

1 Platanus
2 Amaranthus
3 Mentha
4 Rumex
AP EAMCET-2002
NEET DIGITAL LIBRARY
Morphology of Plants

62345 I. Pulvinus leaf base is present in some leguminous plants.
II. Whorled phyllotaxy is seen in Calotropis.
III. In Australian acacia, the petioles expand, become green and synthesise food.
IV. A bud is present in the axil of leaflets of the compound leaf.
Of the above statements

1 I and IV are correct but II and III are wrong.
2 II and III are correct but I and IV are wrong.
3 I and III are correct but II and IV are wrong.
4 III and IV are correct but I and II are wrong.
5 II and IV are correct but I and III are wrong.
Kerala PMT-2013
Morphology of Plants

62306
In above diagram, the labeling ' \(C\) ' is?

1 Leaf
2 Intermodal cognation
3 Third leaf is modified into root
4 Rhizoid
Ans. c
Exp. C
In the case of Salvinia behalf of above mentioned figure (C) is represented as third leaf is modified into root.
- In case of Salvinia three leaves are present at one node. Out of these two leaves are normal and third gets modified into adventitious roots which help in floating over the surface of water.
- The given diagram shows Salvinia an aquatic fern The plant body consists of a floating stem bearing two rows of large green leaves on the upper surface and highly branched modified leaf roots on the lower surface.
AIIMS-27.05.2018 Shift-I
Morphology of Plants

62307 In Bougainvillea thorns are the modifications of:

1 Stipules
2 Adventitious root
3 Stem
4 Leaf
NEET-2017
Morphology of Plants

62308 A leafy vegetable which has ochraceous stipules

1 Platanus
2 Amaranthus
3 Mentha
4 Rumex
AP EAMCET-2002
Join With Us for More Updates
Morphology of Plants

62345 I. Pulvinus leaf base is present in some leguminous plants.
II. Whorled phyllotaxy is seen in Calotropis.
III. In Australian acacia, the petioles expand, become green and synthesise food.
IV. A bud is present in the axil of leaflets of the compound leaf.
Of the above statements

1 I and IV are correct but II and III are wrong.
2 II and III are correct but I and IV are wrong.
3 I and III are correct but II and IV are wrong.
4 III and IV are correct but I and II are wrong.
5 II and IV are correct but I and III are wrong.
Kerala PMT-2013
Morphology of Plants

62306
In above diagram, the labeling ' \(C\) ' is?

1 Leaf
2 Intermodal cognation
3 Third leaf is modified into root
4 Rhizoid
Ans. c
Exp. C
In the case of Salvinia behalf of above mentioned figure (C) is represented as third leaf is modified into root.
- In case of Salvinia three leaves are present at one node. Out of these two leaves are normal and third gets modified into adventitious roots which help in floating over the surface of water.
- The given diagram shows Salvinia an aquatic fern The plant body consists of a floating stem bearing two rows of large green leaves on the upper surface and highly branched modified leaf roots on the lower surface.
AIIMS-27.05.2018 Shift-I
Morphology of Plants

62307 In Bougainvillea thorns are the modifications of:

1 Stipules
2 Adventitious root
3 Stem
4 Leaf
NEET-2017
Morphology of Plants

62308 A leafy vegetable which has ochraceous stipules

1 Platanus
2 Amaranthus
3 Mentha
4 Rumex
AP EAMCET-2002
For More Updates join with Us
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
Morphology of Plants

62345 I. Pulvinus leaf base is present in some leguminous plants.
II. Whorled phyllotaxy is seen in Calotropis.
III. In Australian acacia, the petioles expand, become green and synthesise food.
IV. A bud is present in the axil of leaflets of the compound leaf.
Of the above statements

1 I and IV are correct but II and III are wrong.
2 II and III are correct but I and IV are wrong.
3 I and III are correct but II and IV are wrong.
4 III and IV are correct but I and II are wrong.
5 II and IV are correct but I and III are wrong.
Kerala PMT-2013
Morphology of Plants

62306
In above diagram, the labeling ' \(C\) ' is?

1 Leaf
2 Intermodal cognation
3 Third leaf is modified into root
4 Rhizoid
Ans. c
Exp. C
In the case of Salvinia behalf of above mentioned figure (C) is represented as third leaf is modified into root.
- In case of Salvinia three leaves are present at one node. Out of these two leaves are normal and third gets modified into adventitious roots which help in floating over the surface of water.
- The given diagram shows Salvinia an aquatic fern The plant body consists of a floating stem bearing two rows of large green leaves on the upper surface and highly branched modified leaf roots on the lower surface.
AIIMS-27.05.2018 Shift-I
Morphology of Plants

62307 In Bougainvillea thorns are the modifications of:

1 Stipules
2 Adventitious root
3 Stem
4 Leaf
NEET-2017
Morphology of Plants

62308 A leafy vegetable which has ochraceous stipules

1 Platanus
2 Amaranthus
3 Mentha
4 Rumex
AP EAMCET-2002
NEET DIGITAL LIBRARY