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Question

Which of the following is/are considered as Autotrophs?
1. Green plants
2. Blue green Algae
3. Human beings
4. Cattle
Select the correct answer using the code given below.

A 1 only Correct Answer Incorrect Answer
B 1 and 2 only Correct Answer Incorrect Answer
C 2, 3 and 4 only Correct Answer Incorrect Answer
D 1, 2 and 4 only Correct Answer Incorrect Answer

Solution

Autotrophs are the organisms, which produce their own food by fixing solar energy in the presence of abiotic substances. Green plants and Blue green algae are considered as autotrophs because they produce their own food whereas Human beings and cattle are considered as heterotrophic organism because they consume the food which is produced by producers or autotrophs.

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