Question

G. CHOOSE THE ODD ONE OUT GIVING REASON
1. Solid, liquid, density, gases.
2. Fluid, solid, vapour, mass.
3. Wood, cork, iron nail, paper.
4. Ship, boat, submarine, aeroplane.
5. Upthrust, buoyant force, pressure, upward force.​

Answer 1

Answers:-

1) density (because all the others are states of matter)

2) mass (again because all the others are states of matter)

3) iron nail (because all the other substances are obtained from trees / because all the other substances float on water)

4) aeroplane (because all the others are water transports)

5) pressure (because all the other things are related as they all push the objects upward)

Answer 2

Answer:

1. density [ others three are States of matter except density ]
2. mass [ others three are conversion of state of matter, except mass ]
3. iron nail [ others three are made from tree except iron nails ]
4. aeroplane [ others three are means of water transport , except aeroplane ]
5. pressure [ others three are name of the buoyant force except pressure ]

hope it helps you