Cell Biology MCQ Question with Answer

Cell Biology MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Question No : 1
The function of cristae in a mitochondrion is

electron transport and ATP synthesis

carbon assimilation

intake of

o_{2}

elimination of

c o_{2}

Question No : 2
The cells were first seen microscopically by

Scheiden

Schwann

Leeuwenhock

Robert Hook

Question No : 3
According to cell theory

all cells have nuclei

all cells are living

cells, are fundamental units of all the living organisms

cells arise from pre-existing cells

Question No : 4
The nucleus of a prokaryotic cell is represented by

a well-defined nuclear membrane

nucleolus only

double stranded circular DNA

single stranded DNA

Question No : 5
Physical basis of life is

nucleus

cell

protoplasm

nutrition

Question No : 6
Another name for ligase is

joining enzyme

RNA polymerase

nuclease

none of these

Question No : 7
The largest cell organelle is

nucleus

endoplasmic reticulum

chloroplast

mitochondria