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What is my IQ
Why is the color of sky blue?
Because our eyes see blue color for far objects
Because blue light scatters in atmosphere
Because sky color is blue
Because of vacuum between earth and sun
What make the color of our blood red?
White blood cells
Platelet
Red blood cells
What is necessary for our survival of living things?
Oxygen
Water
Both oxygen and water
What is the process by which plant use sunlight to make food?
Photoelectrolysis
Photosynthesis
Photoelectric Effect
Photon
If you weigh 50kg on earth, how much will you weigh on moon?
8.3kg
10.4kg
7.6kg
4.9kg
