Which of the following is called "Blue Planet"?
- Saturn
- Earth
- Jupiter
- Mars
- None of these
The number of planets are visible without using telescope is:
- 3
- 4
- 5
- None of these
Which planet is also called as 'the green planet'?
- Mars
- Earth
- Jupitar
- Uranus
- None of these
Chlorophyll is present in?
- Virus
- Algae
- Animals
- None of these
- All of these
Which of the following organisms is invertebrate?
- Birds
- Amphibians
- Reptiles
- Worms
- All of these
Which of the following animals are warm-blooded?
- Birds
- Reptiles
- Fish
- Amphibians
- All of these
Amphibians lay their eggs in/on
- Water
- Nest
- Mountains
- Land
Which of the following uses its wings to swim in the water?
- Parrot
- Crow
- Duck
- Penguin
- All of these
The unit of mass is?
- Kg
- Km
- W
- N
If we reverse the direction of electric current, then the direction of the magnetic field will be:
- Reversed
- Remain same
- Become tangent
- Become normal