A major application of embryo culture is

The  substance used in the tissue culture medium for induction of shoots in callus is

Haploid plantlets can be produced by 

'None gene' of dwarfness in wheat originated through spontaneous mutation in

Dharwar American Variety of cotton is the product of

What are the duties of a veterinary doctor in management of a poultry farm?

Would it be wrong to call plants obtained through micro-propagation as 'clones'? Comment.

How is a somatic hybrid different from a hybrid?

Discuss the two main limitations of plant hybridization programme.

Give two important contributions of Dr.M.S. Swaminathan.

Give the scientific name of the most common specifies of honeybee reared in India.Why is it advantageous to keep beehives in crop fields during flowering peroids?

(a) Mention two ways of inducing artificial mutation in a crop field.
(b) List two steps that help in introducing the desired mutation intothe crop.

Explain in brief the role of animal husbandry in human welfare.

What is the difference between a breed and a species? Give an example for each category.

Plants raised through tissue culture are clones of the 'parent' plant. Discuss the utility of these plants.

Describe the technology that sucessfully increased the herd size of cattle in a short time to meet demands of growing human
population.

Mention the property of plant cells that cells help them to grow into a new plant in vitro conditions.Explain the advantages of micropropagation.

What is 'Blue revolution'? Name two fresh water and two marine edible fish.

Define totipotency of a cell.List the re-quirements,if the objective is to produce somaclones of a tomato plant on commerical scale.

What is importance of biofortication?

"Modern methods of breeding animals and plants can alleviate the global food shortage". Comment on the statement and give suitable examples.

Describe the steps for prevention of common diseases of cattle.

Briefly give an account of common diseases of fishes and the control of such diseases.