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Back Cross: The crossing of F1 with one of its parents which play important role to develop disease resistance in plants.
Which of the following acid is found both in tomato and wood sorrel?
Which of the following is not a physical change?
What is the normal pH of human blood?
Which of the following gases in the atmosphere is/are responsible for acid rains?
1. Oxides of Sulphur
2. Oxides of nitrogen
3. Oxi...
Which of the following is the correct set-up for electrolytic refining of silver?
Which of the following is used as red pigment in making batteries, lead glass and rust proof primer paints?
For a perfectly elastic collision, the coefficient of restitution (eee) is
Which of these is not a function of proteins?
A bottle of sodalime is grasped by the neck and swung briskly in a vertical circle, Near which portion of the bottle do the bubbles collect?
Before X-ray examination (coloured X-ray) of the stomach, patients are given suitable salt of barium because
