Match the following and select the correct answer : 
List - I 
A) Centriole 
B) Chlorophyll 
C) Cristae 
D) Ribozymes 
List – II 
(i) Infoldings in mitochondria 
(ii) Thylakoids 
(iii) Nucleic acids 
(iv) Basal body cilia or flagella

1. A-iv B-ii C-i D-iii

2. A-i B-ii C-iv D-iii

3. A-i B-iii C-ii D-iv

4. A-iv B-iii C-i D-ii

Which one of the following cellular parts is correctly described ?
1. Centrioles - sites for active RNA synthesis
2.  Ribosomes - those on chloroplasts are larger (80s) while those in the cytoplasm are smaller (70s)
3.   Lysosomes - optimally active at a pH of about 8.5
4.   Thylakoids - flattened membranous sacs forming the grana of chloroplasts