Assessment Tests, Bio-12, Ch-26

Chapter-26: Some Major Ecosystem

The tests correspond to the following topics of chapter-12: Introduction and nomenclature of aldehydes and ketones, preparation of aldehydes & ketones, nucleophilic addition reactions of carbonyl compounds such as addition of hydrogen cyanide, addition of sodium bisulphite, aldol condensation, Cannizzaro’s reaction & haloform reactions with iodoform test, acid catalyzed addition reactions of carbonyl compounds, reduction and oxidation reactions of carbonyl compounds, and identification tests for aldehyde & ketones.

Paper worth of this chapter is of 7 marks; 1 MCQ (1 Marks) + 1 SQs (2 Marks) + 1 LQ (4 Marks).

The tests can be downloaded from the links provided below:

Half Chapter Tests:

  • Ch-26 (1st Half) A-1
  • Ch-26 (1st Half) A-2
  • Ch-26 (1st Half) A-3
  • Ch-26 (2nd Half) A-1
  • Ch-26 (2nd Half) A-2
  • Ch-26 (2nd Half) A-3

Complete Chapter Tests:

  • Ch-26 (Complete) A-1
  • Ch-26 (Complete) A-2
  • Ch-26 (Complete) A-3
  • Ch-26 (Complete) B-1
  • Ch-26 (Complete) B-2
  • Ch-26 (Complete) B-3

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