Mark the mismatched pair.

Column $-I$ represents scientists and Column $-II$ represents their discoveries. Choose the correct option:

Column $-I$	Column $-II$
$(A)$ Robert Hooke	$(i)$ Cell Theory
$(B)$ Robert Brown	$(ii)$ Golgi apparatus
$(C)$ Schleiden and Schwann	$(iii)$ Cell
$(D)$ Camillo Golgi	$(iv)$ Nucleus

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

The normal $pH$ of protoplasm is:

Which organelle increases in quantity within cancerous cells?

Consider the following statements and choose the correct statement.
$(i)$ The endomembrane system includes mitochondria,chloroplast and peroxisomes.
$(ii)$ Smooth endoplasmic reticulum is the major site for synthesis of lipid.
$(iii)$ Rough endoplasmic reticulum is actively involved in protein synthesis.
$(iv)$ Mitochondrial matrix possesses single circular $DNA$,a few $RNA$ and $80\; S$ ribosomes.
Which of the above statements are correct?