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HSC Science (General) इयत्ता १२ वी - Maharashtra State Board Important Questions

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Pituitary dwarfism is treated with gene therapy by____

(A) Human insulin
(B) Tissue growth factor - Beta
(C) Tissue plasmogen activator
(D) Human growth hormone producer gene

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: The Male Reproductive System

What is the full form of IVF?

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: The Male Reproductive System

‘HAART’ is suggested for the treatment of __________

(A) malaria

(B) cancer

(C) AIDS

(D) high chloesterol level

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Sexually Transmitted Diseases (STD) or Sexually Transmitted Infections (STI)

Give the fate of mesoderm.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Lactation in Human

Explain the process of early cleavage till the formation of morula.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Embryonic Development in Human

Describe the changes involved during gastrulation.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Embryonic Development in Human

Describe the structure of blastula.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Embryonic Development in Human

Definition and importance of Parturition

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Parturition (Birth) in Human

Write a brief note on the causes of infertility.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Infertility

What does IUCD indicate?

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Concept of Reproductive Health

After puberty human female shows cyclic changes in her reproductive system. Explain structural and hormonal changes in the uterus.

                                      (OR)

Give reasons :
(1) Scrotal sac serves as thermoregulator.
(2) Corpus luteum gets converted into corpus albicans in absence of fertilization.
(3) Missing of menses is the first indication of pregnancy.
(4) Surgical sterilization is a permanent method of birth control. (5) Human egg is microlecithal.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: The Female Reproductive System

Why is zona pellucid retained around the egg till it reaches the uterus?

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: The Female Reproductive System

Draw a neat and well-labeled diagram showing T.S. of the ovary and describe the menstrual cycle in human females. 

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Menstrual Cycle (Ovarian Cycle)

A mother of a one-year-old child wanted to space her second child. Her doctor suggested 'copper- T' Explain its contraceptive action. 

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Birth Control

Write a note on HIV.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Sexually Transmitted Diseases (STD) or Sexually Transmitted Infections (STI)

With the help of labelled diagramms describe the structures of human sperm and unfertilized ovum. 
A couple is unable to conceive. Which modern techniques are available to overcome this problem? 

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: The Male Reproductive System

Multiple choice question.

Test tube baby technique is called _______.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Infertility

Fill in the blank:

The primary sex organ in human male is _______.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Infertility

Short answer question.

Write a note on IVF.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Infertility

Answer the following question.

Describe the various methods of birth control to avoid pregnancy.

Appears in 1 question paper
Chapter: [2] Reproduction in Lower and Higher Animals
Concept: Birth Control
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