Science Grade 4

Science Grade 4

by Rowena Dela Cruz Magnaye

Multiple Choice

1. If you are going to dispose waste materials commonly found at home, what are yo going to do with the decaying materials?

• A. make a compost

• B. Throw them in the river

• C. Mix hem with non—decaying

• D. Keep them in the cabinet and use them again

Multiple Choice

2. What do you call the materials that serve a purpose?

• A. useful materials

• B. Harmful materials

• C. Non-biodegradable

• D. Biodegradable

Multiple Choice

3. Which of the following is considered useful materials?

I. Recycling plastic bottles

II. Making flower vase out of plastic bottles

III. Making fertilizer out of decaying waste

IV. playing pesticides can and bottles by children

• A. I

• B. I and II

• C. I, II and III

• D. I, II,III and IV

Multiple Choice

4. During this pandemic situation everyone is advise to do the home bio-gardening that will help us in food survival. What do you think is the waste materials that can be utilize into organic fertilizer?

I. kitchen waste II. garden waste III, pesticides bottles IV. Plastic waste

• A. I

• B. I,II

• C. I,II,III

• D. I,II,III and IV

Multiple Choice

5. Which of the following action is useful to environment?

I. Making eco bag out of straw.

II. writing in front and back of paper II. Using old tires to make pot, sofa set, table and vegetable pot IV. Disposing plastic waste materials or any non –biodegradable into river.

• A. I

• B. I and II

• C. I, II and III

• D. I, II, III and IV