Environmental Science

Which of the following is used in the thermometer to measure the body temperature?

• Oxygen

• Silicon

• Mercury

• None of the above

Animals whose primary source of food is based on plants are known as -

• Carnivores

• Herbivores

• Omnivores

• None of the above

Which of the following is a renewable source of energy?

• Coal

• Uranium

• Wind

• None of the above

Sugar is a form of -

• Carbohydrate

• Fat

• Protein

• Water

Which of the following has a maximum speed?

• Light

• Air

• Sound

• Water current