Genetically Modified Crops
Trending Questions
What is genetic manipulation? How is it useful in agriculture practices?
Discuss the role of hybridization in crop improvement.
Genetically modified crops are same as hybrid crops.
True
False
What are genetically modified crops?
Find out the correct sentence.
- Hybridization means crossing between genetically dissimilar plants.
- Cross between two varieties is called interspecific hybridization.
- Introducing genes of the desired character into a plant gives a genetically modified crop.
- Cross between plants of two species is called intervarietal hybridization
i and iii
ii and iv
ii and iii
iii and iv
High-yielding varieties of crops are developed by ____________.
How are genetically modified crops useful to the farmers?
is genetically modified crop and genetic manipulation same?
Discuss the role of hybridisation in crop improvement.
- biotechnology
- genetic engineering
- cross breeding
- mixed cropping
The process of producing new varieties of crops by crossing two genetically different parent crops is known as _________.
15) Kasturi the variety of
- Intra specific variety
- Inter-specific variety
- Genetically modified variety.
- Intergenic variety
- “Barium - treated” cotton seeds
- “Bigger thread” variety of cotton with better tensile strength
- Production by “biotechnology” using restriction enzymes and ligases
- Carrying an endotoxin gene from Bacillus thuringiensis
- All of the above
- Random distribution
- Uniform distribution
- Clumped distribution
With the knowledge of gene, the process of
Correct the statement: Genetically modified crops give less yield.
Genetically modified crops are same as hybrid crops.
True
False
- Bt. cotton
- IR8
- Triticale
Usage of genetically modified crops has increased to a greater extent in recent times. Explain.
also, it doesnt allow evolution?
Fill in the blanks.
The modern technique in the field of crop variety improvement is known as___
What are genetically modified crops?
- Vernalisation
- Mutation
- Natural selection
- Hybridisation
Give another name for the death rate
natality
dispersal
evolution
mortality
What is a GM crop? Name any one such crop which is grown in India.
- They a have a shorter life cycle
- The yield per area is significantly high
- They have a longer life cycle
- The yield per area is significantly low
- “Barium - treated” cotton seeds
- “Bigger thread” variety of cotton with better tensile strength
- Production by “biotechnology” using restriction enzymes and ligases
- Carrying an endotoxin gene from Bacillus thuringiensis