pa answer po plsssss kailanga na po

​Encircle the letter of the best answer.

1. The following changes in the materials are useful to the
environment except

A. Using old newspaper in wrapping gifts
B. Using an eco-bag when buying groceries

C. Using pesticides in killing insects and pests

D. Using both sides of bond paper when writing
2. Which of the following changes in the materials is useful to the

environment?

A. Throwing garbage in the canal

B. Throwing hospital wastes in the river
C. Using detergents in washing clothes in the river

D. Using paper bags when shopping and wrapping gifts
3. What materials should you probably use in cooking?

A. clothes

C. tin can

B. plastics

D. pieces of wood

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