Select the correct option for the following statements:
$(i)$ The $9 + 2$ arrangement of microtubules is found in the cilia/flagella.
$(ii)$ The enzymes of the Krebs cycle are located in the outer membrane/inner membrane of the mitochondria.

Peroxisomes are rich in

Identify the correct statements w.r.t. the given cell diagram:
$A$. Concerned with lipid and steroidal hormone synthesis.
$B$. Outer non-living rigid structure which gives shape to the cell and protects from mechanical damage and infection.
$C$. Both lie perpendicular to each other and each has an organisation like the cart wheel.
$D$. Responsible for trapping light energy for the synthesis of sugar.
$E$. Present in cells actively involved in protein synthesis and secretion.
$F$. Spherical structures,rich in hydrolytic enzymes.

Match Column-$I$ (cell organelle) with Column-$II$ (membrane) and select the correct option from the codes given below.

Column-$I$	Column-$II$
$A$. Mitochondria	$I$. Without membrane
$B$. Lysosomes	$II$. Single membrane
$C$. Ribosomes	$III$. Double membrane

Which of the following statements are correct?
$(i)$ In prokaryotic cells,a special membranous structure formed by the extension of the plasma membrane into the cell is known as polysome.
$(ii)$ The smooth endoplasmic reticulum is the major site for synthesis of glycoproteins.
$(iii)$ $RuBisCO$ is the most abundant protein in the whole biosphere.
$(iv)$ Mitochondria,chloroplasts,and peroxisomes are not considered as part of the endomembrane system.

Column-$I$ represents the organelle and Column-$II$ represents its structure. Select the correct option:

Column-$I$	Column-$II$
$(A)$ Mitochondria	$(i)$ Single membrane-bound structure
$(B)$ Lysosome	$(ii)$ Non-membrane-bound structure
$(C)$ Nucleolus	$(iii)$ Double membrane-bound structure