Organelles Questions

Assertion : Mitochondria and chloroplasts are semi-autonomous organelles.Reason : They are formed by division of pre-existing organelles as well as contain DNA but lack protein synthesizing machinery.

Select the wrong statement from the following:

Which one of the following has its own $\text{DNA}$?

Membrane-bound organelles are absent in:

Which one of the following cellular parts is correctly described?

Pigment-containing membranous extensions in some cyanobacteria are:

A major site for the synthesis of lipids is:

Which organelle matches correctly with its function?

The osmotic expansion of a cell kept in water is chiefly regulated by:

Match the following and select the correct answer:(a) Centriole — (i) Infoldings in mitochondria(b) Chlorophyll — (ii) Thylakoids(c) Cristae — (iii) Nucleic acids(d) Ribozymes — (iv) Basal body of cilia or flagella