Microbes in Human Welfare — BIOLOGY STD 12 Science — Question

Name some traditional Indian foods made of wheat, rice and Bengal gram (or their products) which involve use of microbes.

Name the source of statin and state its action on the human body.

OR

Name a microbe used for statin production. How do statin lower blood cholesterol level?

What is DNA fingerprinting? Mention its application.

Name the type of fruit, apple is categorised under and why? Mention two other examples, which belong to the same category as apple.

What is eutrophication? Explain its effects on plants and animals.

Differentiate between the Homo habilis and Homo sapiens.

Differentiate between Klinefelter's syndrome and Turner's syndrome.

A heavily bleeding and bruised road accident victim was brought to a nursing home. The doctor immediately gave him an injection to protect him against a deadly disease.

1. What did the doctor inject into the patient's body?
2. How do you think this injection would protect the patient against the disease?
3. Name the disease against which this injection was given and the kind of immunity it provides.

Explain the significance of endosperm.

Differentiate between bioethics and biopatent.