Match the following columns and select the correct option :

                Column - I                                          Column - II

(a) Smooth endoplasmic reticulum              (i) Protein synthesis

(b) Rough endoplasmic reticulum                (ii) Lipid synthesis

(c) Golgi complex                                         (iii) Glycosylation

(d) Centriole                                                  (iv) Spindle formation

1. (a)-(ii), (b)-(i), (c)-(iii). (d)-(iv)

2. (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)

3. (a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)

4. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)

Identify the components labelled A, B, C and D in the diagram below from the list (i) to (viii) given along with –

    Components :
(i) Cristae of mitochondria
(ii) Inner membrane of mitochondria
(iii) Cytoplasm
(iv) Smooth endoplasmic reticulum
(v) Rough endoplasmic reticulum
(vi) Mitochondrial matrix
(vii) Cell vacuole
(viii) Nucleus
The correct components are :
       A     B     C     D
1.  (i)   (iv) (viii)  (vi)
2.  (vi)  (v)  (iv)   (vii)
3.  (v)   (i)   (iii)   (ii)
4.  (v)  (iv) (viii)  (iii)

The main organelle involved in modification and routing of newly synthesized proteins to their destinations is -

(1) Endoplasmic Reticulum

(2) Lysosome

(3) Mitochondria

(4) Chloroplast