nanges in matter affect the environment. Write the letter of the best
ns carefully. These focus on expla
answer
1 The following activities cause a change in matter. Which of these has a bad effect
on the environment?
A. slicing fruits
B. sewing clothes
C. peeling vegetables
D. breaking empty bottles of liquor
2. The following are effects in the environment by the changes in matter. Which of
these has a good effect on the environment?
A. air pollution
B. composting
C. deforestation
D. water pollution
3. Many families use wood as fuel in cooking food. What is the bad effect on the
environment of this activity?
A. deforestation
B. air pollution
C. land pollution
D. water pollution
4. The following activities can be done to candy wrappers. Which of these can help
protect and save the environment?
A. throw garbage into the river
B. scatter candy wrappers in the backyard
C. cut out candy wrappers to make pillows
D. burn candy wrappers because these are biodegradable wastes
5. Water pollution is one of the bad effects in the environment by the changes in
matter. Which of the following can minimize bad effects in the bodies of water?
A. oil spills from a cargo ship
B. bringing trash bins when having a picnic in the beach
C. throwing detergents and other chemicals in the river
D. using bath soap and shampoo in swimming at the beach​