If A, B, C, D and E denote +, ̶ , ×, ÷ and =, respectively, then which of the following options is correct?
The correct answer is C
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Name the most important weather element –
On what basis are algae further categorized into different classes among the given options?
If there is provision for only one irrigation, then at which stage in wheat the farmer should irrigate the crop?
Match List I with List II
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Stroma and grana membranes are present in
Sweet potato aphid attacks mainly on ................................?
Identify the 'green-house gas'.
The precursor of auxin is _____
Which of following fungi is not used as a bio-control agent of plant diseases?
