Q. No.To obtain virus-free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?
1.
Apical meristem only
2.
Palisade parenchyma
3.
Both apical and axillary meristems
4.
Epidermis only
Which of the following Bt crops is being grown in India by the farmers?
| 1. | Cotton | 2. | Brinjal |
| 3. | Soybean | 4. | Maize |
Which part would be most suitable for raising virus-free plants for micro propagation?
1. Bark
2. Vascular tissue
3. Meristem
4. Node
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 |
1. Vector
2. Selectable marker
3. Plasmid
4. Probe
The genetically-modified (GM) brinjal in India has been developed for:
1. insect-resistance
2. enhancing self-life
3. enhancing mineral content
4. drought-resistance
1. fungi
2. viruses
3. insects
4. nematodes
Genetic engineering has been successfully used for producing:
| 1. | transgenic mice for testing the safety of polio vaccine before use in humans |
| 2. | transgenic models for studying new treatments for certain cardiac disease |
| 3. | transgenic Cow-Rosie which produces high-fat milk for making ghee |
| 4. | Animals like bulls for farm work as they have super power |
Some of the characteristics of Bt cotton are:
| 1. | long fibre and resistance to aphids |
| 2. | medium yield, long fibre, and resistance to beetle pests |
| 3. | high yield and production of toxic protein crystals, which kill dipteran pests |
| 4. | high yield and resistance to bollworms |
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