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d. (ii) and (iii)
b. kill pathogenic fungi and bacteria, respectively
c. early yielding rice variety
The objects which do not change their positions with time are said to be at rest
From leaf = Bryophyllum From stem = Money plant, rose, potato, ginger etc. From roots = Sweet potato, dahlia etc.
From leaf = Bryophyllum
From stem = Money plant, rose, potato, ginger etc.
From roots = Sweet potato, dahlia etc.
This leads to excessive heating of wires through which current flows and can lead to fire as a result of heat generated by the flowing current.
A current carrying wire behaves like a magnet. Therefore it deflects a magnetic compass.
Larger number of turns around the nail make it a stronger magnet.