BIOTECHNOLOGY AND ITS APPLICATIONS Set 5

5’ – CGTTCG – 3’
3’ – ATCGTA – 5’ ✘ 5’ – GATATG – 3’
3’ – CTACTA – 5’ ✘ 5’ – GAATTC – 3’
3’ – CTTAAG – 5’ ✘ 5’ – CACGTA – 3’
3’ – CTCAGT – 5’ ✔ NULL ✔ NULL NULL

Low in yield ✘ Free from intraspecific competition ✘ Characterized by poor root system ✘ Highly prone to pests ✔ NULL ✔ NULL NULL

Fertilisers and pesticides ✘ Genetically modified crops ✘ RNA interference ✘ DNA interference ✔ NULL ✔ NULL NULL

Does not require chemical fertilizers and growth hormones ✘ Gives high yield and is rich in vitamin-A ✘ Is completely resistant to all insect pests and diseases of paddy ✘ Gives high yield but has no characteristic aroma ✔ NULL ✔ NULL NULL

Single somatic cell, which can regenerate a whole plant body ✘ A group of somatic cells, which can regenerate a whole plant body ✘ May be (a) or (b) ✘ None of the above ✔ NULL ✔ NULL NULL

The ovum is fertilized externally and thereafter implanted in the uterus ✘ It develops from a non-fertilized egg ✘ It is developed in a test-tube ✘ It is developed through tissue culture method ✔ NULL ✔ NULL NULL

Bettles ✘ Armyworm ✘ Budworm ✘ Nematodes ✔ NULL ✔ NULL NULL

Cry I Ac ✘ Cry II Ab ✘ Cry I Ab ✘ Cry II Ac ✔ NULL ✔ NULL NULL

Therapeutic drugs ✘ Agriculture ✘ Dairy industry ✘ DNA fingerprinting ✔ NULL ✔ NULL NULL

'Bt' in 'Bt cotton' indicates that it is a genetically modified organism produced through biotechnology ✘ Somatic hybridization involves fusion of two complete plant cells carrying desired genes ✘ The anticoagulant hirudin is being produced from transgenic Brassica napus seeds ✘ 'Flavr savr' variety of tomato has enhanced the production of ethylene, which improves its taste ✔ NULL ✔ NULL NULL