The magnetic field strength is more in the region where the field lines are crowded. This means the field strength is maximum near the poles and it reduces as we go away from the poles. The direction of the magnetic ...
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a) 10000J because only 10 % of energy is available for the next trophic level. b) No, since the loss of energy at each step is so great that very little usable energy will remain after 4 trophic levels. Science important questions ...
a) The given reaction is called a thermite reaction because it involves the displacement of a metal from its oxide by aluminium, producing a large amount of heat. b) In this reaction, aluminium (Al) is oxidised to aluminium oxide (Al₂O₃), ...
MCl₃; M₂(SO₄)₃. M in general forms Ionic bond. It can acquire a stable electronic configuration of neon (2, 8) by losing its three valence electrons to form M³⁺ cations. Compounds formed will conduct electricity in liquid / molten state but ...
The correct option is (C). The correct group is Cuscuta, ticks, lice, leeches, and tapeworm, as all are parasites that depend on other organisms for food. They exhibit the same heterotrophic parasitic mode of nutrition, deriving nourishment directly from their ...