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प्रश्न
Biofortification may help in removing hidden hunger. How?
उत्तर
Biofortification: Biofortification is the scientific process of developing crop plants enriched with high levels of desirable nutrients like vitamins, proteins and minerals. Some examples of crop varieties developed as a result of biofortification are given below:
- Protina, Shakti and Rathna are lysine rich maize hybrids (developed in India).
- Atlas 66, a protein rich wheat variety.
- Iron rich fortified rice variety’.
- Vitamin A enriched carrots, pumpkin and spinach.
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संबंधित प्रश्न
______ is the chemical used for doubling the chromosomes.
Rice normally grows well in alluvial soil, but ______ is a rice variety produced by mutation breeding that grows well in saline soil.
The process of producing an organism with more than two sets of chromosome is called mutation.
A group of plants produced from a single plant through vegetative or asexual reproduction are called a pureline.
Golden rice is a hybrid.
In vitro fertilisation means the fertilisation done inside the body.
Semi-dwarf varieties were introduced in rice. This was made possible by the presence of dwarfing gene in rice. Name this dwarfing gene.
State the importance of biofertiliser.
With a neat labelled diagram explain the techniques involved in gene cloning.
Higher Order Thinking Skill (HOT)
‘P’ is a gene required for the synthesis of vitamin A. It is integrated with genome of ‘Q’ to produce genetically modified plant ‘R’.
- What is P, Q and R?
- State the importance of ‘R’ in India.
