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100
  1. What is the process by which plants make their food?

photosynthes

100
  1. What gas do living creatures need to breathe?

Oxygen

100
  1. What type of animal lays eggs and has feathers?

birds

100
  1. What is the process by which caterpillars turn into butterflies called?

Metamorphosis

100

How many colors are there in a rainbow?
 

Seven

200
  1. Which planet is known as the Red Planet?

Mars

200
  1. What do you call the force that pulls objects towards the Earth?

Gravity

200
  1. What type of animal breathes through its skin?

Frog

200
  1. Which gas do plants take in during photosynthesis?

Carbon dioxide

200
  1. Which gas is produced when vinegar reacts with baking soda?

Carbon dioxide

300
  1. What is the boiling point of water?

100 degrees celsius

300
  1. Which part of the cell contains the genetic material?

Nucleus

300
  1. Which organ in the human body helps in digestion?

stomach

300
  1. What are animals that eat dead or decaying matter called?

Scavengers

300
  1. Which acid is found in vinegar?

Acetic Acid

400
  1. What part of a plant absorbs water and nutrients from the soil?

Roots

400
  1. What is the chemical formula for water?

H20

400
  1. What do you call a baby frog?

tadpole

400
  1. Which part of the brain controls balance and coordination?

Cerebellum

400
  1. What is the chemical symbol for iron?

Fe

500
  1. What is the main organ of the human body responsible for pumping blood?

Heart

500
  1. What do we call animals that eat both plants and animals?

omnivores

500
  1. Which mammal is known to lay eggs?

platypus

500
  1. What is the largest organ in the human body?

Skin

500
  1. What is the chemical symbol for gold?

Au