Which group of materials is used to clean your body?

Which material will you use to clean your hair?

Reagents make foods last longer.  Which food uses a reagent?

Plants need nutrients from the soil. Which nutrient helps improve the quality of the soil that makes the plants grow?

Which of the given materials can either be completely discarded or can still be used at home?

Empty cans, bottles, old clothes, and spoiled foods are examples of waste materials. Your parents/guardian told you to segregate them. Which of the materials can you place in a biodegradable waste bin?

Which activity contributes to polluting the environment?

Plastic products are durable, low-cost, and easy to manufacture. What do you think happens if it is NOT disposed of properly?

People in a certain community throw garbage in the river. What do you think will happen day after tomorrow?

These are practices that we can do to prevent harmful effects of change in our environment. Which one is NOT?

Incineration is the destruction of waste materials through burning. Which is NOT an effect of incineration?

Physical change is a change in its size, shape, phase, form, texture and appearance but it still remains the same material. Which describe a physical change?

Chemical change is a change in its color, smell or odor and the formation of bubbles. Which describes a chemical change? 

If you leave an apple slice on the table for a couple of hours, which is likely to be observed?

If you cover a lighted candle with a glass jar, what will likely to occur?

Physical change is a change in its size, shape, phase, form, texture and appearance but it still remains the same material. Which describe a physical change?

Chemical change is a change in its color, smell or odor and the formation of bubbles. Which describes a chemical change?

Which is NOT an example of a chemical change? 

Which of the following statements show a proper way to recycle?

Instead of buying pots for her plants, Elizabeth used the old tires from their backyard. This is an example of which management strategy?