Amira Q17

How do animals camouflage themselves?

• By changing colors

• By hiding in plain sight

• By mimicking other animals

• All of the above

What is the purpose of the digestive system?

• To transport oxygen

• To digest food

• To pump blood

• To control body temperature

How do volcanoes form?

• By earthquakes

• By tornadoes

• By lava cooling

• By snowfall

What is the purpose of the circulatory system?

• To transport nutrients and oxygen

• To help with digestion

• To control body temperature

• To produce hormones

What is the purpose of biodiversity?

• To maintain balance in ecosystems

• To eliminate species

• To increase pollution

• To harm the environment

What is the role of engineers in building bridges?

• To design and construct bridges

• To plant trees

• To write books

• To cook food

What is the greenhouse effect?

• The trapping of heat in the Earth's atmosphere

• The growth of plants in a greenhouse

• The melting of ice caps

• The depletion of the ozone layer

What is the process of converting waste materials into new products?

• Pollution

• Decomposition

• Recycling

• Erosion

How do bees help pollinate flowers?

• By eating the flowers

• By carrying pollen from one flower to another

• By spreading seeds

• By providing shade to flowers

Which of the following is NOT a renewable energy source?

• Solar power

• Wind power

• Coal

• Hydroelectric power