Bank PO Questions

Mitochondria which is present in both plant and animal cells supplies energy to the cells and hence called as the powerhouse of the cell.

A negative supply shock in the sho rt run causes the aggregate supply curve to shift to the left.

The relationship between two organisms such that one lives on the other and one gets benefited while the other get infected.

When water is cooled from 4°C to 0°C, its density decreases.

When water cools from 4°C to 0°C, ice crystals begin to form because the water is approaching its freezing point. When water freezes, the water molecules form a lattice that increases the volume. As a result, the density decreases. This is why ice will float on top of water; ice has a lower density than the water.