1. Genes of two different crops are recombined to form hybrids of various crops

2. Applied biotechnology is used in agriculture field to improve yield and variety

Q.

If the information about genes is available, the process of ______ can be used to improve crop variety.

Q. In recent years some crops were improved by various methods for higher yield and better quality of food grains. Match the improved varieties with the related crop.

(A) Golden Rice	(i) Cross breed Hybrid
(B)IR 8 Rice	(ii) Somatic hybrid
(C)Calingiri wheat	(iii) Semi- dwarf variety
(D) Pomato	(iv) Genetically modified crop

Q. Refer the given figures and answer the questions


Which of the following statements is correct regarding the above figures?
(i) These are all Indian hybrid crops of low yielding varieties
(ii) These are all Indian hybrid crops of high yielding varieties
(iii) The production of the above crops led to dramatic increase in food production
(iv) These crops are produced as a result of various plants breeding technique

Q. Crop variety improvement is done to achieve higher yield, improved quality and disease resistance.

Q. Desired improved variety of economically useful crops are raised by