CHAPTER WISE QUESTION & SOLUTIONS 
1.Cell the structural Unit of life - Question Paper
2: STRUCTURE OF CHROMOSOMES, CELL CYCLE AND CELL DIVISION - Question Papers
3: GENETICS- Some Basic Fundamentals - Question Papers
4: ABSORPTION BY ROOTS- The Processes Involved - Question Papers
5: TRANSPIRATION - Question Paper
6: PHOTOSYNTHESIS - Question Paper
7: CHEMICAL CO-ORDINATION IN PLANTS - Question Paper
8: THE CIRCULATORY SYSTEM - Question Paper
9: THE EXCRETORY SYSTEM - Question Paper
10: THE NERVOUS SYSTEM - Question Paper
11: SENSE ORGANS - Question Paper
12: THE ENDOCRINE SYSTEM - Question Paper
13: THE REPRODUCTIVE SYSTEM - Question Paper
14: HUMAN EVOLUTION - Question Paper
15: POPULATION- The increasing numbers and rising proble - Question Paper
16: POLLUTION- A rising environmental problem - Quetion Paper
1.Solution Cell the structural unit of life - Solution Paper
2: STRUCTURE OF CHROMOSOMES, CELL CYCLE AND CELL DIVISION - Solution Papers
3: GENETICS- Some Basic Fundamentals - Solution Papers
4: ABSORPTION BY ROOTS- The Processes Involved - Solution Papers
5 : TRANSPIRATION - Solution Paper
6 :PHOTOSYNTHESIS - Solution Paper
7 : CHEMICAL CO-ORDINATION IN PLANTS - Solution Paper
8: THE CIRCULATORY SYSTEM - Solution Paper
9: THE EXCRETORY SYSTEM - Solution Paper
10: THE NERVOUS SYSTEM - Solution Paper
11: SENSE ORGANS - Solution Paper
12: THE ENDOCRINE SYSTEM - Solution Paper
13: THE REPRODUCTIVE SYSTEM - Solution Paper
14: HUMAN EVOLUTION - Solution Paper
15: POPULATION- The increasing numbers and rising proble - Solution Paper
16: POLLUTION- A rising environmental problem - Solution Paper