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

If the parathyroid gland of man is removed, the specific result will be ___________.

What are X-linked genes?

Very Short Answer Question.

What are holandric traits?

Short Answer Question.

Observe the given pedigree chart and answer the following question.

Identify whether the trait is sex-linked or autosomal.

Short Answer Question.

Observe the given pedigree chart and answer the following question.

Give an example of a trait in human beings which shows such a pattern of inheritance.

Long answer type question.

In the answer for inheritance of X-linked genes, Madhav had shown carrier male. His answer was marked incorrect. Madhav was wondering why his marks were cut. Explain the reason.

Long answer type question.

Explain cris-cross inheritance with suitable example.

Short Answer Question:

Write a note on Human genome project (HGP).

Very short answer question.

Mention the shape of guard cells in Cyperus.

Very short answer question.

Why do diurnal changes occur in osmotic potential of guard cells?

Describe the mechanism of opening and closing of stomata.

Answer the following question.

Explain the role of transpiration.

Explain the root pressure theory.

Why is transpiration is called ‘a necessary evil’?

Distinguish between Blood and lymph.

Distinguish between Blood capillary and lymph capillary

What is cris-cross inheritance?

What is transpiration?

Answer the following question.

What is the significance of transpiration?

A family has five daughters and expecting sixth child. The chance of its beings a son is