Science · Std 3 / Ecosystems and food chains Multiple choiceExerciseStandard 3 Why is burning plastic bad? AIt makes harmful smoke.BIt cleans the air.CIt makes the soil better.DIt feeds animals. Check my answer Source: Thuto360 practice Report a problemWhat's wrong?The marked answer is wrongThe question is unclearA spelling or typing mistakeThe picture is wrong or missingSomething elseAnything to addSend More like thisWhat is a habitat?Multiple choiceStd 3Ecosystems and food chainsWhich is the habitat of a hippopotamus?Multiple choiceStd 3Ecosystems and food chainsWhat do bees get from flowers?Multiple choiceStd 3Ecosystems and food chainsWhat does 'recycle' mean?Multiple choiceStd 3Ecosystems and food chains