11. Match the following columns.
Column I
Column II
a. Nucleolus
1. Lipid storage
b. Spherosomes
2. Detoxification
c. Peroxisomes
3. Transport of macromolecules
d. Plasmodesmata
4. RNA synthesis
| Column I | Column II |
| a. Nucleolus | 1. Lipid storage |
| b. Spherosomes | 2. Detoxification |
| c. Peroxisomes | 3. Transport of macromolecules |
| d. Plasmodesmata | 4. RNA synthesis |
12. Microtubules were first discovered by
13. Consider the following statemens.
1. Endoplasmic Reticulum (ER) is called as 'skeleton of cell'.
2. ER is divided into three types according to presence or absence of ribosome
3. Smooth ER is rich in actively protein secreting cells.
Which of the statemen(s) given above is/are correct?
1. Endoplasmic Reticulum (ER) is called as 'skeleton of cell'.
2. ER is divided into three types according to presence or absence of ribosome
3. Smooth ER is rich in actively protein secreting cells.
Which of the statemen(s) given above is/are correct?
14. Which one of the following cell organelles is known as 'suicidal bags' of a cell?
15. Which of the following statements are correct regarding common differences between plant and animal cells?
1. Plant cells have cellulose cell wall, while animal cells lack it.
2. Plant cells lack plasma membrane, while animal cells have it.
3. Mature plant cell have a large vacuole, while animal cells have numerous small vacuoles.
1. Plant cells have cellulose cell wall, while animal cells lack it.
2. Plant cells lack plasma membrane, while animal cells have it.
3. Mature plant cell have a large vacuole, while animal cells have numerous small vacuoles.
16. The antigenic determinants on the surface of erythrocytes are mainly
17. Lysosome is formed from which of the following cell organelles?
18. With reference to the evolution of living organisms, which one of the following sequences is correct?
19. Which one of the following is true regarding plant cells and animal cells?
20. DNA is stored majorly in . . . . . . . . of the cell.
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