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Biotech Antibiotics and Sources Quiz

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Questions and Answers

What is the purpose of injecting vaccines into the body?

To stimulate the body to produce antitoxins and provide immunity against future attacks of the disease germs.

What are toxoids?

Inactivated toxins of particular bacteria that can still stimulate the production of antibodies.

What is the BCG vaccine for?

Living weakened bacteria tuberculosis.

Name two common vaccines obtained by growing bacteria.

Sprioid A & B vaccine, TAB vaccine for typhoid. Signup and view all the answers

What is the function of nitrogen-fixing bacteria found in leguminous plants?

To convert atmospheric nitrogen into a form usable by plants. Signup and view all the answers

How do vaccines help in providing immunity?

By stimulating the body to produce antitoxins. Signup and view all the answers

Explain the role of nitrates in plants.

Nitrates are essential for plant growth and development. Signup and view all the answers

What is the source of soluble nitrates for host plants?

Bacteria in the soil. Signup and view all the answers

How do toxoids help in providing immunity?

By stimulating the production of antibodies. Signup and view all the answers

Explain the concept of free nitrogen in the atmosphere.

Free nitrogen is present in the atmosphere and can be fixed by certain bacteria into a usable form for plants. Signup and view all the answers