___________ bacteria are organisms that live in harsh environment and rely on chemical compounds to prepare their food.

Parasitic

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Photosynthetic

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Chemosynthetic

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Symbiotic

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Solution

The correct option is C Chemosynthetic
Bacteria which prepare their own food, with the help of a green pigment similar to the chlorophyll of plants are known as photosynthetic bacteria. Bacteria which live in harsh environments and use chemicals to prepare their food and are known as chemosynthetic bacteria. Bacteria which form a mutually beneficial relationship with leguminous crops, ie., they provide the plants with nitrogenous compounds and in turn, receive energy from the plants. They are known as symbiotic bacteria.

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(c) Organisms that can prepare their own food.
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Question 36
Name the following:

(a) The process in plants that links light energy with chemical energy.
(b) Organisms that can prepare their own food.
(c) The cell organelle where photosynthesis occurs.
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Question 14
Which of the statement is incorrect?

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(b) Green plants get their food from organic compounds
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(d) Plants convert solar energy into chemical energy

Q. Select the mismatched pair in the following.
(a) Biomagnification- Accumulation of chemicals at the successive trophic levels of a food chain.
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Question 29
Select the mismatched pair in the following and correct it.
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