Zigya Logo

Chapter Chosen

Strategies for Enhancement in Food Production

Book Chosen

Biology

Subject Chosen

Biology

Book Store

Download books and chapters from book store.
Currently only available for.
CBSE Gujarat Board Haryana Board

Previous Year Papers

Download the PDF Question Papers Free for off line practice and view the Solutions online.
Currently only available for.
Class 10 Class 12

Somaclones are obtained by

  • tissue culture

  • plant breeding

  • irradiation

  • genetic engineering


A.

tissue culture

Somaclones are obtained by tissue culture. The plant regenerated from cell and tissue cultures shows heritable variation for both qualitative and quantitative traits. 
Plant breeding is the branch of Biology, which is concerned with developing varieties superior to existing ones. 
Irradiation means exposure to any form of radiation.
Genetic engineering is defined as the manipulation of genes by man.

Somaclones are obtained by tissue culture. The plant regenerated from cell and tissue cultures shows heritable variation for both qualitative and quantitative traits. 
Plant breeding is the branch of Biology, which is concerned with developing varieties superior to existing ones. 
Irradiation means exposure to any form of radiation.
Genetic engineering is defined as the manipulation of genes by man.


Define the livestock.

Domesticated animals reared using agricultural practices for the production of milk, hide, flesh, etc for human use.

What was the aim of white revolution ?

Increased milk production.

Who is called the Father of White revolution ?

Dr. V. Kurien.

Give one example of each of indigenous and exotic milch breeds of cow.

Indigenous breed : Sahiwal;
Exotic breed : Brown swiss.

Explain why Inbreeding cannot be continued for long .

Inbreeding if continued causes Inbreeding depression that means  productivity and fertility of the organisms is eventually reduced. Inbreeding produces homozygous condition and exposes harmful recessive genes.