Question

Different ways of crop improvement.

Answer 1

Hi friend,

Different ways of crop improvement are:-

HYBRIDISATION:-
It is the technique of crossing between two genetically dissimilar plants to produce a plant of a new variety.There are two types of hybridisation ie.
Inter-varietal cross-breeding and Inter-specific cross-breeding.


GENETICALLY MODIFIED CROPS(GMO):-
The crop into which the gene is introduced to obtain the desired result is called genetically modified crop (GMO) or transgenic plants.


HOPE THIS HELPS YOU:-))

Answer 2

Heya friend,

Here is the answer:

* The 2 techniques which are used for crop variety improvement is HYBRIDIZATION and GMO.

- HYBRIDIZATION:
* Crossing between genetically dissimilar plants are called hybridization.
* There are 3 types
1) Intervarietal:- crossing between two different varieties.
2) Intergenetic:- crossing between two different genes.
3) Interspecific:- crossing between two species.

- GMO:
Introducing a gene to get desirable character.
GMO = Genetically modified crops.

Hope my answer helps you :)

Regards,
Shobana
^_^