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The heterosporous pteridophytes show cer | Class 11 Biology Chapter Plant Kingdom, Plant Kingdom NCERT Solutions

Welcome to the NCERT Solutions for Class 11 Biology - Chapter Plant Kingdom. This page offers a step-by-step solution to the specific question from Exercise 0, Question 6: . 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 6:

The heterosporous pteridophytes show certain characteristics, which are precursor to the seed habit in gymnosperms. Explain.

Answer:

In majority of Pteridophytes, all the spores are similar, they are known as homosporous. But genera like Selaginella. Sylvania, Marsilea etc. produce different kind of spores that are microspores and megaspores. These are known as Heteroporous.

The Heterosporous Pteridophytes show certain characteristics that are precursor to the seed habit in Gymnosperms are as follows:

  1. One of such characteristic is the development of embryo inside the female gametophyte.
  2. Evolutionary Heterospory
  3. The decrease in the number of Megaspore to one.  


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 Plant Kingdom.
  • 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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Welcome to the NCERT Solutions for Class 11 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 6: The heterosporous pteridophytes show certain characteristics, which are precursor to the seed habit ....