Differentiate between (a) Racemose and c | Class 11 Biology Chapter Morphology of Flowering Plants, Morphology of Flowering Plants NCERT Solutions

Question: Differentiate between
(a) Racemose and cymose inflorescence
(b) Fibrous roots and adventitious roots
(c) Apocarpous and syncarpous ovary
Answer:

a)

Racemose inflorescence

Cymose inflorescence

1) Younger flowers are present at the tip while older flowers are arranged at the base of this inflorescence. Such an arrangement is called acropetal succession.

2) The main axis in racemose inflorescence continues to grow and produce flowers laterally.

1) Younger flowers are present at the base of the inflorescence, while older flowers are present at the top. Such an arrangement is called basipetal succession.

2) The main axis in cymose inflorescence has limited growth, which later terminates into a flower.

b)

Fibrous root

Adventitious root

1) In monocots, the primary root which develops from the radicle of the seed is short-lived and is replaced by a large number of roots arising from the base of the stem.

2) It is found in wheat and other cereals.

1) These roots arise from any part of the plant other than the radicle of seeds.

2) It is found in banyan, Monstera, and other plants.

c)

Apocarpous ovary

Syncarpous ovary

1) The flowers with apocarpus ovary have more than one carpel. These carpels are free.

2) It is found in lotus and rose flowers.

1) The flowers with syncarpous ovary have more than one carpel. However, these carpels are fused.

2) It is found in the flowers of tomato and mustard.

 


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Comments

  • Astifanraj
  • 2022-02-02 12:27:31

Thanks sir

  • Abhinandan Singh
  • 2019-07-14 20:22:23

thanks

  • Abhinandan Singh
  • 2019-07-14 20:22:09

thanks bhai

  • Amarjit kaur
  • 2018-07-25 15:18:27

Yours answers very easy to be learn

Comment(s) on this Question

Welcome to the NCERT Solutions for Class 11 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 6: Differentiate between (a) Racemose and cymose inflorescence (b) Fibrous roots and adventitious roots....

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