Find the correct set of structures/organelles not surrounded by membrane.

$[A]$ Anything less than a complete structure of a cell does not ensure independent living.
$[B]$ In eukaryotic cells,there is an extensive compartmentalization of cytoplasm through the presence of membrane-bound organelles.
$[C]$ The mitochondria divide by fission.
$[D]$ The vacuole is the membrane-bound space found in the cytoplasm.

The given figures show two types of cells. Which structures are common to both the cells?

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

In which of the following are cisternae found?

Which of the following are single membrane-bound organelles?