MEDIUM
Stage 1 & 2
IMPORTANT
Earn 100

Humus is
(a)Partially decomposed organic matter
(b)Completely decomposed organic matter
(c)Partially decomposed inorganic matter
(d)Completely decomposed organic matter of pond

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Important Questions on Improvement in Food Resources
EASY
Stage 1 & 2
IMPORTANT
The scientist who is concerned with the improvement of plants is known as

MEDIUM
Stage 1 & 2
IMPORTANT
Disease resistant crop is obtained by

MEDIUM
Stage 1 & 2
IMPORTANT
Heterosis is

MEDIUM
Stage 1 & 2
IMPORTANT
Pureline breeds refers to
