The correct answer among the choices provided is option A. The current atomic model would be revised if it has been proven incorrect. Schrodinger and Heisenberg model is the present acceptable model of the atom. It shows the probabilities of the location of an electron.
They don't swell because of osmosis.
A conditional statement is false when;
p is true and q is false
C is the correct answer because
1. producer creates its own food
2. consumer eats producer so it gets energy
3. consumer or producer die giving way for decomposers
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