True or False Questions

Yes, the given statement that water is more dense than cooking oil is TRUE as water more denser than oil it is sinked when it is poured in oil.

We know that, solids have definite shapes and definite volumes, whereas liquids have definite volumes but indefinite shapes and coming to gases it has indefinite volumes and indefinite shapes.

Hence, only in solids, the forces of attraction limit the motion of particles.

The given statement "All bones stop growing by the end of adolescence" is a FALSE statement.

Smoke alarms are also necessary in public places like banks, theaters, rest rooms, aeroplanes,...

Vitamin B12 is the only water-soluble vitamin that can be stored in the liver for many years. There are 9 water soluble vitamins.

In Type 1 diabetes, body do not produce any insulin. In type 2 diabetes, body can produce some insulin.

Hence, the given statement that most type 2 diabetics do not produce insulin is "FALSE."

We know that, 

Earth is known as Watery planet.

Neptune is known as Blue planet. 

Yes, in any matter the particles are always moving. But the speed of the particles moving sepends on the temperature. As temperature increases, the speed of the particles also increases.