NCERT Class 11 Biology Plant Growth and Development Questions

Read and download NCERT Class 11 Biology Plant Growth and Development Questions in NCERT book for Class 11 Biology. You can download latest NCERT eBooks chapter wise in PDF format free from Studiestoday.com. This Biology textbook for Class 11 is designed by NCERT and is very useful for students. Please also refer to the NCERT solutions for Class 11 Biology to understand the answers of the exercise questions given at the end of this chapter

NCERT Book for Class 11 Biology Chapter 15 Plant Growth and Development

Class 11 Biology students should refer to the following NCERT Book Chapter 15 Plant Growth and Development in Class 11. This NCERT Book for Class 11 Biology will be very useful for exams and help you to score good marks

Chapter 15 Plant Growth and Development NCERT Book Class 11

EXERCISES

1. Define growth, differentiation, development, dedifferentiation, redifferentiation, determinate growth, meristem and growth rate.

2. Why is not any one parameter good enough to demonstrate growth throughout the life of a flowering plant?

3. Describe briefly:

(a) Arithmetic growth

(b) Geometric growth

(c) Sigmoid growth curve

(d) Absolute and relative growth rates

4. List five main groups of natural plant growth regulators. Write a note on discovery, physiological functions and agricultural/horticultural applications of any one of them.

5. What do you understand by photoperiodism and vernalisation? Describe their significance.

6. Why is abscisic acid also known as stress hormone?

7. ‘Both growth and differentiation in higher plants are open’. Comment.

8. ‘Both a short day plant and a long day plant can produce can flower simultaneously in a given place’. Explain.

9. Which one of the plant growth regulators would you use if you are asked to:

(a) induce rooting in a twig

(b) quickly ripen a fruit

(c) delay leaf senescence

(d) induce growth in axillary buds

(e) ‘bolt’ a rosette plant

(f) induce immediate stomatal closure in leaves.

10. Would a defoliated plant respond to photoperiodic cycle? Why?

11. What would be expected to happen if:

(a) GA3 is applied to rice seedlings

(b) dividing cells stop differentiating

(c) a rotten fruit gets mixed with unripe fruits

(d) you forget to add cytokinin to the culture medium


Please refer to attached file for NCERT Class 11 Biology Plant Growth and Development

Chapter 17 Breathing and Exchange of Gases
NCERT Class 11 Biology Breathing and Exchange of Gases

Biology NCERT Book Class 11 Chapter 15 Plant Growth and Development

The above NCERT Books for Class 11 Biology Chapter 15 Plant Growth and Development have been published by NCERT for latest academic session. The textbook by NCERT for Chapter 15 Plant Growth and Development Biology Class 11 is being used by various schools and almost all education boards in India. Teachers have always recommended students to refer to Chapter 15 Plant Growth and Development NCERT etextbooks as the exams for Class 11 Biology are always asked as per the syllabus defined in these ebooks. These Class 11 Chapter 15 Plant Growth and Development book for Biology also includes collection of question. We have also provided NCERT solutions for Class 11 Biology which have been developed by teachers of StudiesToday.com after thorough review of the latest book and based on pattern of questions in upcoming exams for Class 11 students.

NCERT Book Class 11 Biology Chapter 15 Plant Growth and Development

The latest NCERT book for Chapter 15 Plant Growth and Development pdf have been published by NCERT based on the latest research done for each topic which has to be taught to students in all classes. The books for Class 11 Biology Chapter 15 Plant Growth and Development are designed to enhance the overall understanding of students. All Class 11 NCERT textbooks have been written in an easy to understand language which will help to enhance the overall level of Class 11 students. 

Chapter 15 Plant Growth and Development NCERT Book Class 11 Biology

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Class 11 Biology Chapter 15 Plant Growth and Development NCERT Book

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Class 11 Chapter 15 Plant Growth and Development NCERT Book Biology

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