P-2 Cell Biology and Biotechnology Science - P-2 Cell Biology and Biotechnology

Government of India has encouraged the ……….. for improving the productivity by launching NKM-16.

The disease related with the synthesis of insulin is …………..

……….. is the revolutionary event in biotechnology after cloning.

Methods like artificial insemination and embryo transplant are mainly used for ………..

Transgenic raw potatoes generate the immunity against ………… disease.

What is biotechnology?

Rewrite the following wrong statements after corrections: We do not have any tradition that cures the diseases with the help of natural resources.

Rewrite the following wrong statements after corrections: Various essential elements like N, P, K are removed and hence become unavailable to the crops due to earthworms and fungi.

Rewrite the following wrong statements after corrections: The E.coli bacteria are useful for cleaning the hydrocarbon and oil pollutants from soil and water.

Rewrite the following wrong statements after corrections: Malaria arises due to genetic changes in hepatocytes.

Awareness about organ donation after death is increasing.

Nowadays, safer vaccines are being produced.

Read the following extract and answer the questions that follow:
A liberal view behind the concept of organ and body donation is that after death our body should be useful to other needful persons so that their miserable life would become comfortable. Awareness about these concepts is. increasing in our country and people are voluntarily donating their bodies.

Life of many people can be saved by organ and body donation. Blinds can regain their vision. Life of many people can be rendered comfortable by donation of organs like liver, kidneys, heart, heart valves, skin, etc. Similarly, body can be made available for research in medical studies. Many government and social organizations are working towards increasing the awareness about body donation.
1.What is the liberal view behind the organ and body donation?
2.Name any four organs that can be donated.

Write the correct answer in blank boxes.

Rewrite the following wrong statements after corrections:
a. Changes in genes of the cells are brought about in non-genetic technique.
b. Gene from Bacillus thuringiensis is introduced into soyabean.

Match the pairs.

Column ‘A’	Column ‘B’
(1) Interferon	(a) Diabetes
(2) Factor VIII *	(b) Dwarfness
(3) Somatostatin	(c) Viral infection
(4) Interleukin	(d) Cancer
	(e) Haemophilia

[Note: In examination match the column question will have 2 components in Column A’ with 4 alternatives in Column B’.]

Draw and Label the following diagram :
(i) Stem cells and organ transplantation,
(ii) Organs that can be donated:

Draw well labelled diagram of Stem cell therapy.

What is mainly included under biotechnology?

Complete the following chart.

(degenerated, red bone marrow, adipose connective tissue, blastocyst, umbilical cord, Differentiation)
………… of stem cells form can form various tissues, in the body. Stem cells are present in the ………….. by which the foetus is joined to the uterus of the mother. Stem cells are also present in the ……….. stage of embryonic development. Stem cells are present in ……….. and ………… of adult human beings. It has become possible to produce different types of tissues and the ……… part of any organ with the help of these stem cells.

Discuss about stem cells and organ transplantation in the class with the help of figures.

Write short note: Blue Revolution.

Write short note: White revolution.

Write short note: Green revolution.

Write short note: Dolly.

Fungus used for making soya sauce.

Enzyme used to make vegetarian cheese.

Curd like food product made from sheep milk.

Substance that makes biodegradable plastic.

Bacteria that use sulphuric acid as source of energy.