English Comprehension Test: Chemistry

What is chemistry primarily concerned with?

• The study of plants

• The study of animals

• The study of materials and their interactions

• The study of celestial bodies

What process is believed to have started life on Earth?

• Chemicals reacting and forming complex molecules

• Physical forces shaping the planet

• Animals adapting to their environments

• Biological processes in plants

What role does chemistry play in our bodies?

• It helps us maintain our body temperature

• It helps us communicate with others

• It helps us digest food, breathe air, and think

• It helps us see colors

How do skunks use chemistry to defend themselves?

• By biting their predators

• By releasing a smelly chemical

• By changing their color

• By making loud sounds

What chemical compound causes the burning sensation when eating spicy food?

• Citric acid

• Protein

• Sugar

• Capsaicin

Why do lemons taste sour?

• Because of citric acid

• Because of capsaicin

• Because of sugar

• Because of a bitter-tasting chemical

What does the digestive system use to break down food?

• Enzymes and chemicals

• Physical force

• Heat

• Sound Waves

What did ancient Egyptians use to mummify their dead?

• Minerals

• Plants

• Clay

• Special chemicals

What did ancient Chinese people use chemistry to create?

• Perfume

• Paper and gunpowder

• Yeast

• Pottery

What did people historically use saffron and turmeric for?

• Making face paint

• Dyeing fabrics

• Creating perfume

• Cooking