AIIMS Zoology Biotechnology – Applications Class 12 Questions

Assertion: Baculovirus are used as biocontrol agent Reason: Baculovirus are used in ecologically vulnerable areas

Which of the following is used as bioinsecticide?

Assertion: The technique of micropropagation has been used to introduce variations in the offspring. Reason: It is not possible to generate virus-free plants by micropropagation.

RNA interference is essential for the

First clinical gene therapy was given in 1992 to a 4 years old girl for

Assertion : A gene from Bacillus thuringiensis is incorporated in plant genome to increase their yield. Reason : Bacillus thuringiensis has Bt toxin producing gene, which kills the larva of insects.

In transgenics, expression of transgene in target tissue is determined by

Hirudin is

Assertion : Agrobacterium tumefaciens is popular in genetic engineering because this bacterium is associated with the roots of all cereal and pulse crops.

Reason : A gene incorporated in the bacterial chromosomal genome gets automatically transferred to the crop with which the bacterium is associated.

Cultivation of Bt cotton has been much in the news. The prefix BT means

An example of gene therapy is

Assertion : Clones are a group of organism of identical genotype, produced by same kind of sexual reproduction and same sexual processes.

Reason : These are prepared by a group of cells descended from many cells or by inbreeding of a completely heterozygous line.