The Battle of the Scientific Wizards - Intermediate - Finals

What organ is responsible for filtering both the body's blood and other waste materials that may enter the body?

• Heart

• Lungs

• Kidney

• Brain

What organ is the control center of the body?

• Heart

• Lungs

• Kidney

• Brain

What is the process by which water turns into vapor?

• Evaporation

• Condensation

• Precipitation

• Sublimation

What is the primary function of the human heart?

• Pumping blood

• Digesting food

• Filtering waste

• Producing hormones

Why is acid rain considered one of the harmful changes in the environment?

• It can cause respiratory diseases in humans who happen to inhale it.

• It gives us energy.

• It helps the plants grow.

• It helps humans to become healthier.

What is the benefit of using the 5R's of waste management?

• It accumulates waste and dirties the surroundings.

• It allows the spread of diseases.

• It is the cause of Ozone layer depletion.

• It saves both the environment and Mother Earth.

Which of the following activities show freezing?

• Boiling of water

• Drying of clothes

• Making a tube ice

• Painting a shirt

You were given a bowl of chips and biscuits. What technique can separate them into different components?

• decantation

• winnowing

• sieving

• hand - picking

What technique in separating mixtures is used by the construction worker in separating sand and gravel?

• decantation

• winnowing

• sieving

• handpicking

Approximately how many bones are there in the skeletal system?

• 26

• 96

• 106

• 206