Strategies for enhancement in food production Test-3

Strategies for enhancement in food production Test-3

1. Lables carrying the details of the parent of crossing etc., are tagged the

 
 
 
 

2. During hybridization bagging is done

 
 
 
 

3. Emasculation cannot be carried out by ‘forceps’ method in

 
 
 
 

4. Inbreeding depression is due to

 
 
 
 

5. The spontaneous mutations were first observed in the plant, commonly known as

 
 
 
 

6. Who amomg the following laid foundation for the first time in plants

 
 
 
 

7. Who of the following induced mutations for the first time in plants

 
 
 
 

8. Spontaneous mutations were first recorded in

 
 
 
 

9. Most efficient and ultimate method of crop improvement that creates greatest genetic variability

 
 
 
 

10. Mutagenic effect of X – rays was discovered by

 
 
 
 

11. Identify the non – ionizing mutagenic radiation

 
 
 
 

12. Colchicine, a mutagen obtained from Colchicum is

 
 
 
 

13. The character incorporated into IR – 8 through induced mutattion is

 
 
 
 

14. Chemical mutagens mostly induce

 
 
 
 

15. Greater genetic variability can be created in the plants through.