What are chasmogamous flowers? Can cross | Class 12 Biology Chapter Sexual Reproduction in Flowering Plants, Sexual Reproduction in Flowering Plants NCERT Solutions

Current NCERT chapter

Academic session 2026-27, Chapter 1 in the current curriculum.

Welcome to the NCERT Solutions for Class 12 Biology - Chapter Sexual Reproduction in Flowering Plants. This page offers a step-by-step solution to the specific question from Exercise 1, Question 7: What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.. With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.

Question 7: What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.
Answer:

There are two types of flowers present in plants namely Oxalis and Viola − chasmogamous and cleistogamous flowers. Chasmogamous flowers have exposed anthers and stigmata similar to the flowers of other species.

Cross-pollination cannot occur in cleistogamous flowers. This is because cleistogamous flowers never open at all. Also, the anther and the stigma lie close to each other in these flowers. Hence, only self-pollination is possible in these flowers.


Study Tips for Answering NCERT Questions:

NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:

  • Read the question carefully and focus on the core concept being asked.
  • Reference examples and data from the chapter when answering questions about Sexual Reproduction in Flowering Plants.
  • Review previous year question papers to get an idea of how such questions may be framed in exams.
  • Practice answering questions within the time limit to improve your speed and accuracy.
  • Discuss your answers with your teachers or peers to get feedback and improve your understanding.

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Comments

  • ivy
  • Feb 22, 2022

Good


  • Sabyasachi Das
  • Jun 26, 2020

You will answered the above mentioned question in a nice way. It is enough for understanding for any student belongs to this class. So, Thank you , Thank you so much.


  • Saraswati Behera
  • Nov 05, 2018

Not satisfied answer


  • Erick thorpe
  • Sep 23, 2018

Good


  • Sehba
  • Jun 21, 2018

Not a meaningful answer


  • esha
  • Mar 14, 2018

simply it can be said that chasmogamous flowerrequire pollinator and clestogamous it does not require pollinator bcoz it is closed flower


  • Moomin
  • Feb 21, 2018

Brilliant worK


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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 7: What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons fo....

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