(D) all of these
18. Most of the fertilizers contain
(A) potassium
(B) nitrogen
(C) phosphorous
(D) all of these
19. Biological pesticides include ......
Answers
Answered by
1
Answer:
D) All of these
Explanation:
Modern chemical fertilizers include one or more of the three elements that are most important in plant nutrition: nitrogen, phosphorus, and potassium.
Hope you got the answer:)
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