Q. No.Some of the characteristics of BT cotton are
1. Medium yield, long fibre and resistance to beetle pests
2. High yield and production of toxic protein crystals which kill dipterans pests
3. High yield and resistance to bollworms
4. Long fibre and resistance to aphids
1. Medium yield, long fibre and resistance to beetle pests
2. High yield and production of toxic protein crystals which kill dipterans pests
3. High yield and resistance to bollworms
4. Long fibre and resistance to aphids
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An improved variety of transgenic basmati rice
1. Gives high yield and is rich in vitamin A
2. Is completely resistant to all insect pests and diseases of paddy
3. Gives high yield but has no characteristic aroma
4. Does not require chemical fertilizers and growth hormones
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Genetic engineering has been successfully used for producing
1. Transgenic models for studying new treatments for certain cardiac diseases
2. Transgenic Cow-Rosie which produces high fat milk for making ghee
3. Animals like bulls for farm work as they have super power
4. Transgenic mice for testing safety of polio vaccine before use in humans
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The process of RNA interference has been used in the development of plants resistant to
1. Nematodes
2. Fungi
3. Viruses
4. Insects
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Silencing of mRNA has been used in producing transgenic plants resistant to:
| 1. | Bollworms | 2. | Nematodes |
| 3. | White rusts | 4. | Bacterial blights |
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Read the following four statements (A-D) about certain mistakes in two of them
(A) The first transgenic buffalo, Rosie produced milk which was human alpha-lactal bumin enriched.
(B) Restriction enzymes are used in isolation of DNA from other macro-molecules.
(C) Downstream processing is one of the steps of rDNA technology.
(D) Disarmed pathogen vectors are also used in transfer of r-DNA into the host.
Which are the two statements having mistakes?
1. Statement (B) and (C)
2. Statement (C) and (D)
3. Statement (A) and (C)
4. Statement (A) and (B)
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Consumption of which one of the following foods can prevent the kind of blindness associated withvitamin 'A' deficiency?
1. Flaver Savr' tomato
2. Canolla
3. Golden rice
4. Bt-Brinjal
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The first clinical gene therapy was given for treating:
1. Diabetes mellitus
2. Chicken pox
3. Rheumatoid arthritis
4. Adenosine deaminase deficiency
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Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells).
1. both sense and anti-sense RNA
2. a particular hormone
3. An antifeedant
4. a toxic protein
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