Golden rice is a promising transgenic crop. When released for cultivation, it will help in:
1. alleviation of vitamin-A deficiency
2. pest resistance
3. herbicide tolerance
4. producing a petrol-like fuel from rice
Microbes found to be very useful in genetic engineering are:
1. Escherichia coli and Agrobacterium tumefaciens
2. Vibrio cholerae and a tailed bacteriophage
3. Diplococcus sp. and Pseudomonas sp.
4. Crown gall bacterium and caenorhabditis elegans
Which one of the following is commonly used in the transfer of foreign DNA into crop plants?
1. Trichoderma harzianum
2. Meloidogyne incognita
3. Agro bacterium tumefaciens
4. Penicillium expansum
Consumption of which one of the following foods can prevent the kind of blindness associated with vitamin-A deficiency?
1. | Flaver savr tomato | 2. | Canolla |
3. | Golden rice | 4. | Bt-brinjal |
Bacillus thuringiensis (Bt) strains have been used for designing novel -
1. Bioinsecticidal plants
2. Bio-mineralization processes
3. Biofertilizers
4. Bio-metallurgical techniques
A 'new variety of rice was patented by a foreign company through such varieties have been present in India for a long time. This is related to the?
1. Co-667
2. Sharbati Sonora
3. Lerma Rojo
4. Basmati
Find the incorrect statement.
1. Gene therapy is a genetic engineering technique
used to treat disease at molecular level by
replacing defective genes with normal genes
2. Calcitonin is a medically useful recombinant
product in the treatment of infertility
3. Bt toxin is biodegradable insecticide obtained
from Bacillus thuringiensis
4. Trichoderma sp. is a biocontrol agent for fungal
diseases of plants
Which of the following is removed during maturation of insulin?
1. A chain
2. B chain
3. C chain
4. Disulphide bond
Select the correct statement:
1. | RNAi is a post-transcriptional gene silencing method. |
2. | Transgenic tomatoes have been developed to reduce pre-harvest losses by decreasing their shelf lives. |
3. | In GMO, early exhaustion of fertility of soil is promoted. |
4. | Gene cryIAb controls infection by Meloidogyne incognita in tobacco plants. |
Transgenic animals are those which have
1. Foreign DNA in some of its cells
2. Foreign DNA in all its cells
3. Foreign RNA in all its cells
4. DNA and RNA both in the cells