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Biology - General Knowledge Objective Questions

41

O2 released in the process of photosynthesis comes from

A.

pyruvic acid

B.

CO2

C.

water

D.

sugar

See Answer & Explanation Lets Discuss
Correct answer is : C
Explanation

No explanation available. Let's Discuss

 
42

Phloem is a tissue found in

A.

insects

B.

reproductive organs of animals

C.

mammals

D.

plants

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Correct answer is : D
Explanation

No explanation available. Let's Discuss

 
43

Plants hormone that induces cell division is

A.

kinins

B.

domins

C.

auxins

D.

gibberellins

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Correct answer is : A
Explanation

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44

An ecosystems has two components, namely

A.

Biotic and abiotic

B.

Frogs and men

C.

Plants and animals

D.

Weeds and trees

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Correct answer is : A
Explanation

No explanation available. Let's Discuss

 
45

Autotrophs in an ecosystems are called

A.

Consumers

B.

Decomposers

C.

Producers

D.

Abiotic constituents

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Correct answer is : C
Explanation

No explanation available. Let's Discuss

 
 

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