Q4 of 360 Page 114


(a) Identify the above figure


(b) Label X and Y


(c) What is the function of X?

(a) It is figure of nucleus of a eukaryotic cell.

(b) X-nucleolus; Y-chromatin.


(c) Function of nucleolus (X): Nucleolus helps in protein synthesis by forming and storing RNA.


More from this chapter

All 360 →
2

Which of these is wrongly matched?

(a) chloroplasts – chlorophyll


(b) elaioplasts – starch


(c) amylosplasts – carbohydrates

 3

Which will happen if chloroplast is taken out of the cell and illuminated?

 5


(a) Identify A and B-cells.


(b) What will happen if B-cells are kept in hypotonic solution.


(c) What will happen if A cells are kept in hypertonic solution?

 1

What will happen if

(a) Excess amount of fertilizer is added to a green lawn?


(b) Salt is added to cut pieces of raw mango.