Question # 1

Mitochondria are found in:

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Eukaryotic cells

Prokaryotic cells

Both

None

Scanning electron microscope gives .................. image.

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1D

2D

3D

All

Which of the following movement requires energy in the form of ATP?

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Diffusion

Osmosis

Active transport

Facilitated diffusion

Lysosomes were discovered by:

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Rene de Duve

Robert brown

Schwaan

Louls pastuer

................... is the most acceptable model to understand the structure of well membrane.

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Sandwich permeable

Fluid Mosaic Model

Darwin Model

All

Which solution has equal concentrations of solutes?

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Hypotonic

Hypertonic

Isotonic

Toxic

Membrane stack is chloroplast is called:

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Sturma

Granum

Both

None

_______________ is the process i which molecules moves from region of higher concentration to region of lower concentration.

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Diffusion

Osmiss

Active transport

Passive transport

Ribosomes are present in :

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SER

RER

Both

NOne

............... are present only in plant cells.

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Plastids

Nucleus

Nucleolus

Ribsomes

The _________ is a major component of plant cell walls.

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Chitin

Peptiodglycan

Cellulose

Cholesterol

Anton Van Leeuwenhoek was ............... scientist.

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English

Dutch

French

German

There are _______________ chromosomes in onion.

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46

18

16

23

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