ICMR Practice Quiz

Question 1

Which organelle is primarily responsible for ATP production through oxidative phosphorylation in eukaryotic cells?

Accepted Answer

Mitochondrion

Question 2

Ribosomes attached to the rough endoplasmic reticulum mainly synthesize proteins that are destined for which location?

Accepted Answer

Secretion, membranes, or lysosomes

Question 3

Which event would be most immediately impaired if the nucleolus were selectively destroyed while the rest of the nucleus remained intact?

Accepted Answer

Assembly of ribosomal subunits

Question 4

A cell loses the ability to package digestive enzymes into vesicles destined for lysosomes. Which organelle is most directly defective?

Accepted Answer

Golgi apparatus

ICMR — Syllabus & notes