Cell Structure and Organisation

Cells can be observed with a/an _______________.

• electron microscope

• human eye

• light microscope

• magnifying glass

The protoplasm comprises the following:

• Cell membrane

• Cytoplasm

• Nucleus

• Organelles

Which of the following structures are present in both animal and plant cells?

• Cell wall

• Chloroplasts

• Endoplasmic reticulum

• Mitochondria

• Vacuole

Which of the following organelles is associated with protein synthesis?

• Golgi body

• Rough ER

• Smooth ER

• Mitochondria

The 'rough' appearance of the rough ER is due to the presence of __________.

The smooth ER is responsible for ____________.

• chemical modification of substances

• detoxification

• packaging of proteins

• protein synthesis

• steroid synthesis

Chloroplasts contain chlorophyll pigments to trap light energy for __________.

Which of the following organelles is responsible for the release of energy for cellular activities?

• Golgi body

• Mitochondria

• Nucleus

• Ribosomes

Centrioles play a role in cell division in animal cells. True or false?

• True

• False

Chromosomes in the nucleus store hereditary information in the form of __________.