MCQ
Fehling solution is ____________.
- AAlkyl Magnesium halide
- BSilver ammonia complex
- CColourless solution obtained by passing sulphur dioxide gas through p-rosaniline hydrochloride
- ✓Tartaric acid complex of cupric ion
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| Column I | Column II | ||
| i. | Hibernation | a. | Birds in winter |
| ii. | Aestivation | b. | Polar bear in winter |
| iii. | Migration | c. | Some snails and fish in summer |