NCERT Class 11 Biology Cell The Unit of Life Questions

Read and download NCERT Class 11 Biology Cell The Unit of Life 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 8 Cell The Unit of Life

Class 11 Biology students should refer to the following NCERT Book Chapter 8 Cell The Unit of Life in Class 11. This NCERT Book for Class 11 Biology will be very useful for exams and help you to score good marks

Chapter 8 Cell The Unit of Life NCERT Book Class 11

EXERCISES

1. Which of the following is not correct?

  (a) Robert Brown discovered the cell.

  (b) Schleiden and Schwann formulated the cell theory.

  (c) Virchow explained that cells are formed from pre-existing cells.

  (d) A unicellular organism carries out its life activities within a single cell.

2. New cells generate from

  (a) bacterial fermentation (b) regeneration of old cells

  (c) pre-existing cells (d) abiotic materials

3. Match the following

(a) Cristae                     (i) Flat membranous sacs in stroma

(b) Cisternae                 (ii) Infoldings in mitochondria

(c) Thylakoids               (iii) Disc-shaped sacs in Golgi apparatus

4. Which of the following is correct:

  (a) Cells of all living organisms have a nucleus.

  (b) Both animal and plant cells have a well defined cell wall.

  (c) In prokaryotes, there are no membrane bound organelles.

  (d) Cells are formed de novo from abiotic materials.

5. What is a mesosome in a prokaryotic cell? Mention the functions that it performs.

6. How do neutral solutes move across the plasma membrane? Can the polar molecules also move across it in the same way? If not, then how are these transported across the membrane?

7. Name two cell-organelles that are double membrane bound. What are the characteristics of these two organelles? State their functions and draw labelled diagrams of both.

8. What are the characteristics of prokaryotic cells.

9. Multicellular organisms have division of labour. Explain.

10. Cell is the basic unit of life. Discuss in brief.

11. What are nuclear pores? State their function.

12. Both lysosomes and vacuoles are endomembrane structures, yet they differ in terms of their functions. Comment.

13. Describe the structure of the following with the help of labelled diagrams.

   (i) Nucleus (ii) Centrosome

14. What is a centromere? How does the position of centromere form the basis of classification of chromosomes. Support your answer with a diagram showing the position of centromere on different types of chromosomes.


Please refer to attached file for NCERT Class 11 Biology - Cell The Unit of Life

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

Biology NCERT Book Class 11 Chapter 8 Cell The Unit of Life

The above NCERT Books for Class 11 Biology Chapter 8 Cell The Unit of Life have been published by NCERT for latest academic session. The textbook by NCERT for Chapter 8 Cell The Unit of Life 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 8 Cell The Unit of Life NCERT etextbooks as the exams for Class 11 Biology are always asked as per the syllabus defined in these ebooks. These Class 11 Chapter 8 Cell The Unit of Life 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 8 Cell The Unit of Life

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Chapter 8 Cell The Unit of Life NCERT Book Class 11 Biology

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