Question

2. What do you mean by unicellular and
multicellular
3 What is division of labour' Explain it in context
of multicelluear organisms.
* Why does viruses form a exception to cell
theory
5. Name the largest plant cell.
e Define the following terms cell prokaryotic cell,
eukaryotic cell organelle
7. Briefly describe the structure and functions of cell
S. Describe the structure and functions of nucleus.
9. What are diploid and haploid number?
10. Describe structure of a chromosome.
11. Describe structure and functions of plasma
membrane
12. What do you mean by passive and active
transport ? Write a note on diffusion.
13. Describe the mechanism of osmosis. Give its
importance
14 Write a note on plasmolysis.
15. What is endoplasmic reticulum? Give its types
and functions
16. Describe structure and functions of Golgi
apparatus
17. What are lysosomes ? How are they formed ?
Give their functions
18. Discuss the structure and functions of
mitochondria
19. With the help of a labelled diagram describe the
structure of a chloroplast.​

Answer 1

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