__________ is a special constituent of chlorophyll without which photosynthesis is not possible.

The most important chemical catalyst on the planet is chlorophyll, _____ carbon dioxide and water react to form chlorophyll, . [Fill n the blank with appropriate one]

A

whose presence

B

which is present

C

presenting

D

in the presence of which

Photosynthesis takes place in the presence of chlorophyll and ________

A

Water

B

Nutrients

C

Carbon-dioxide

D

Sunlight

In which of the following chlorophyll does not exist?

A

Algae

B

Fungi

C

Bryophytes

D

Pteridophytes

He is like a body without a soul, an eye without light or a flower without-

A

smell

B

fragrance

C

petal

D

coloure

Which one of the following elements is essential for the formation of chlorophyll in green plants?

A

Calcium

B

Iron

C

Magnesium

D

Potassium

Chlorophyll is a naturally occurring chelate compound in which central metal is

A

Copper

B

Magnesium

C

Iron

D

Calcium

Which among the following is found in chlorophyll ?

A

Ca²⁺

B

Mg²⁺

C

Fe²⁺

D

Al³⁺

The most important chemical catalyst on the planet is chlorophyll, ________ carbon dioxide and water react to form carbohydrates.

A

whose presence

B

which is present

C

presenting

D

in the presence of which

The most important chemical catalyst on the planet is chlorophyll,______ carbon dioxide and water react to form carbohydrates.

A

whoes presence

B

which is present

C

presenting

D

in the presence of which

In autotrophic bacteria, where is chlorophyll located?

A

in the nucleoid

B

in the infolded plasma membrane

C

in the ribosomes

D

in chloroplast membranes

__________ is a special constituent of chlorophyll without which photosynthesis is not possible.

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