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Copper holds the distinction of being the first metal used by humans, dating back over 10,000 years. A copper pendant found in northern Iraq, dated around 8700 B.C., underscores copper's longstanding utility in human civilization. For nearly five millennia, it was the only metal known and used for various applications.
Single superphosphate contains:
For which of the following reasons are shade trees grown in a tea plantation?
The source of Xa-21 gene in rice is:
Match the following:
Browning in cauliflower is due to deficiency of
Average product is equal to marginal product when:
The grape variety "Sonaka" used for which purpose?
What is a Warburg effect?
Curcumin is extracted from
Which branch of agriculture deals with principles and practices of soil, water and crop management?
