Question

1 polluted air harms---------- and -------.
2 animal that live on land breath in air and store it in their-------ise carbon dioxidepresent in air to make the food
3 ---------is used to fill tyre and balloons ​

Answer 1

Answer:

Photosynthesis is the process through which plants prepare their food with the help of CO2, water, sunlight and chlorophyll.