Solved MCQs of Biology Class 9 Chapter 4

Which of the following organelle is found in both prokaryotes and eukaryotes?

Ribosomes

Mitochondria

Chloroplast

Endoplasmic reticulum

Transmission electron Microscope is the type of :

Electron microscope

Simple microscope

Both a and b

None

The ___________ is the membrane-enclosed structure in eukaryotic cells that contains the DNA of the cell.

Mitochondrion

Chloroplast

Nucleolus

Nucleus

…………………. Is the ability of microscope to distinguish as separate and distinct objects that lie in close proximity.

Magnification

Resolution

Both a and b

None

Simple tissues have _______________ types.

1

2

3

4

_______________is the granular matrix of nucleus.

Protoplasm

Nucleoplasm

Cytoplasm

All

Basically there are …………… types of microscope.

1

2

3

4

Who described cells first?

Robert Hooke

Leeuwenhook

Robert Brown

Scheiden & Schwann

_______________ requires the expenditure of energy.

Diffusion

Osmiss

Active transport

Passive transport

Leuocoplasts are colourless, _______________ shaped.

Circular

Centrosome

Deutrosome

Protosome