HSC Science (General) इयत्ता १२ वी - Maharashtra State Board Question Bank Solutions for Biology

Many microbes are used at home during the preparation of food items. Comment on such useful ones with examples.

Secondary consumers are __________.

Give an example of an ecosystem that shows an inverted pyramid of numbers.

Give an example of an ecosystem that shows an inverted pyramid of biomass.

Distinguish between the upright and inverted pyramid of biomass.

Name one chemical carcinogen with its target tissue.

Define ecological pyramids.

Carcinoma is cancer of ______ cells.

Inactive gene that can cause cancer is called ______.

antiviral proteins released by cells infected by the virus are called ______.

What is ‘Leukemia’?

Enlist any four therapies used to treat a cancer patient.

1. How is a tumor formed in the body?
2. What are the two types of tumor?
3. Which of these under goes metastasis?

Explain any four therapies used in treatment of cancer.

Species of ______ is involved in cheese formation. 

Indian curd is prepared by inoculating milk with ______.

A young girl is health conscious. Her dietician advised her to include mushrooms in her diet. What must be the reason?

Name two bacteria which are responsible for fermenting dough of idli, dosa.

Match the column A with B and rewrite correct pairs.

The erythropoeitic tissue in adult is mainly found in ______.