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

A child has low BMR, delayed puberty and mental retardation. Identify the disease.

Draw a neat diagram of thyroid gland and label thyroid follicle, follicular cells and blood capillaries.

Sketch and Label thyroid gland.

Describe role of hormones secreted by thyroid gland.

Sketch and label histology of thyroid gland.

Name two types of disorders caused due to hyposecretion of thyroid gland.

Name the gland that causes following disorder.

Addison's disease

Name the gland that causes following disorder:

Grave's disease

Match the following:

What is the difference between Gull's and Grave's disease?

Write a note on 'Widow's peak?

In which of the following haploid cells a whole genome in human being is present?

1. sperm
2. somatic cell
3. mature RBC
4. primary spermatocyte

What does abbreviation HGP stand for?

Name the type of T-lymphocyte which secretes perforins.

What is dark reaction in photosynthesis?

Describe C₃ Pathway.

Which of the following are 'scavenger cells'?

(a) Lymphocytes

(b) Erythrocytes

(c) Basophils

(d) Macrophages

The pairing of homologous chromosomes is call______

(a) crossing over

(b) terminalization

(c) synapsis

(d) bivalent

Describe agranulocytes with the help of diagrams.

Define ‘genomics’. Give any ‘two’ applications of it.