CBSE Worksheet for chapter-2 Cell : The Fundamental Unit of Life class 9

CBSE Worksheet for chapter-2 Cell : The Fundamental Unit of Life class 9

Worksheet For class 9

Find CBSE Worksheet for chapter-2 Cell : The Fundamental Unit of Life class 9

CLASS-9

BOARD: CBSE

BIOLOGY Worksheet - 2

TOPIC: Cell : The Fundamental Unit of Life

For other CBSE Worksheet for class 9 Science check out main page of Physics Wallah.

1. Ribosomes are the center for -
   1. Respiration
   2. Photosynthesis
   3. Protein synthesis
   4. Fat synthesis
2. The membrane surrounding the vacuole of a plant cell is called
   1. Plasma membrane
   2. Nuclear membrane
   3. Cell wall
   4. Tonoplast
3. Cell secretion is done by
   1. Plastids
   2. ER
   3. Golgi Body
   4. Nucleolus
4. State whether the following statements are true (T) or false (F):
   1. A cell wall is made up of protein.
   2. Centrosome occurs in animal cells.
   3. Anthocyanins are the pigments of flowers, which are dissolved in cell sap.
5. Match the columns:
   A                        B
   1. Vacuoles          (i) Intracellular digestion
   2. Nucleolus         (ii) Respiratory enzymes
   3. Lysosomes       (iii) Covered by tonoplast
   4. Anthocyanin     (iv) Dissloved in the cytoplasm
   5. Cristae              (v) Forms RNA
6. Give the main functions of each of the following cell components.
   1. Golgi apparatus
   2. Mitochondria
   3. Chloroplast
   4. Cell wall
7. Name two semi-autonomous organelles.
8. What are the different types of endoplasmic reticulum? Write the functions of each.
9. Give the difference between leucoplasts and chromosplasts.
10. What would happen if the plasma membrane ruptures or breaks down?