Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
-
The P, Q and R:
- P – Beta – carotene gene.
- Q – Prevent vitamin A deficiency.
- R – Golden rice.
-
Importance of rice in India:
- Rice is the most important staple food for millions of people in developing countries like India.
- Beta – carotene is produced in the endosperm of the grain. It could control the chronic health problems caused by vitamin A deficiency, especially among the poor in developing countries like India.
APPEARS IN
संबंधित प्रश्न
In a hexaploid wheat( 2n = 6 x = 42 ) the haploid (n) and the basic(x) number of chromosomes respectively are ______.
Economically important crop plants with superior quality are raised by ______.
______ is the chemical used for doubling the chromosomes.
A group of plants produced from a single plant through vegetative or asexual reproduction are called a pureline.
Iron fortified rice variety determines the protein quality of the cultivated plant
Assertion: Hybrid is superior than either of its parentsReason: Hybrid vigour is lost upon inbreeding.
Assertion: Colchicine reduces the chromosome number.
Reason: It promotes the movement of sister chromatids to the opposite poles.
Give the name of wheat variety having higher dietary fibre and protein.
State the importance of biofertiliser.
With a neat labelled diagram explain the techniques involved in gene cloning.
