Question # 1

The potential energy is stored in chemical bonds and is released as _____________ energy when these bonds break.

Choose an answer

Heat

Light

Kinetic

Solar

In which component of the leaf cells, chlorophill is present?

Choose an answer

Stroma

Thylakoids

Plasma membrane

Cytoplasm

Oxygen takes part in aerobic respiration is:

Choose an answer

Glycolysis

Link step between Glycolysis and Krebs cycle

Krebs cycle

Electron transport chain

The major energy currency of all cells is:

Choose an answer

ADP

ATP

AMP

P-bonds

In dark reaction first of all CO₂ combines with:

Choose an answer

5-carbon compound

6-carbon compound

3-carbon compound

Already present glucose

When chemical bound broken energy is .............. .

Choose an answer

Released

Formed

Both

None of them

The water and carbon dioxide are the ................ in photosynthesis.

Choose an answer

Reactants

Products

Both

None

The water from the soil enters into the root hairs by the process of

Choose an answer

Photosynthesis

Osmosis

Diffusion

Respiration

Anaerobic respiration occurs in the absence of ............. .

Choose an answer

Oxygen

Carbon

Nitrogen

All

.......... is the most abundant .

Choose an answer

Chlorophyll a

Chlorophyll b

Chlorophyll c

Chlorophyll d

Which of the following chemical is used to identify the starch in leaves?

Choose an answer

KOH

KHCO₃

Ethanol

Iodine solution

There are _________ P-bonds in an ATP molecule.

Choose an answer

Two

Nine

Six

Four

The double membrane enveloped of chloroplast surrounds a large ventral space called ............ .

Choose an answer

Strome

Grana

Intergrane

Thylakoid

Aerobic respiration needs free ............. .

Choose an answer

Carbon

Nitrogen

Oxygen

None

There are ... types of photosynthesis pigments.

Choose an answer

One

Two

Three

Four

Which of following set of organisms can synthesize their own food?

Choose an answer

Plants, fungi, protozoans

Fungi, algae, bacteria

Plants, photosynthetic bacteria, algae

Plants, non photosynthetic bacteria algae

.................. does not require sunlight.

Choose an answer

Photosynthesis

Respiration

Both

None

Chlorophyll pigment absorbs maximum light in wavelengths of:

Choose an answer

Green and blue

Green and red

Green only

Red and blue

More Classes

Other Links

Biology 9th Class English Medium Chapter 7 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer