Question

2. Save trees by not wasting
3. The gas called is given out as end product of Photosynthesis.
4. All things depend on each other for food.​

Answer 1

2.save tree by not wasting

• food
• water
• woods
• by not cutting trees..etc

3.the gas called is given out as end product of photosynthesis is called oxygen..

4.all thing depend on each other for food is called heterotrophic organism.

hope this helps you...