Class 7: Science Chapter 1 solutions. Complete Class 7 Science Chapter 1 Notes. Lakhmir Singh Manjit Kaur Solutions for Class 8 Science : Chapter 1- Nutrition in Plants Lakhmir Singh Manjit Kaur 7th Science Chapter 7, Class 7 Science Chapter 1 solutions (1) Ans:- Stomata. (2) Ans:- Photosynthesis (3) Ans:- The process by which plants make food called photosynthesis. (4) (a) Carbon dioxide is related during photosynthesis. […]