Disadvantages of high yielding varieties


 
 
Concept Explanation
 

Disadvantages of high yielding varieties

Disadvantages of high-yielding varieties:

1.   Produce less fodder: The plant parts that are left over after the grain harvest are used as fodder. Hybrid varieties yield less fodder than traditional varieties because they are shorter.

Higher inputs: HYVs require more water and fertilizers. They also need pesticides at every stage of growth and more frequent weeding.

Sample Questions
(More Questions for each concept available in Login)
Question : 1

Which of the following are correct :

(a) High yield varieties require more water and fertilizers.

(b) High yield varieties need pesticides at every stage of growth and more frequent weeding.

Right Option : C
View Explanation
Explanation
Question : 2

Which of the following are correct :

(a) High yield varieties need pesticides at every stage of growth and more frequent weeding.

(b) The plant parts that are left over after the grain harvest are used as fodder.

(c) Hybrid varieties yield less fodder than traditional varieties because they are shorter.

Right Option : D
View Explanation
Explanation
Question : 3

_______________________ need pesticides at every stage of growth and more frequent weeding.

Right Option : A
View Explanation
Explanation
 
 
Related Videos
Language - English
Language - English
Language - English

Language - English
Language - English
Language - English

Language - English
Language - English
Language - English

Language - English


Students / Parents Reviews [20]