NCERT Class 7 Chapter 1 Activity 1.1 & 1.2 explanation
NCERT Class 7 Chapter 1 Activity explanation answer conclusion and inference.
NCERT Class 7 Chapter 1 Activity explanation answer conclusion and inference.
Paheli Boojho Question Answer solution NCERT Class 7 Chapter 1 Nutrition in Plants.
Experiment to demonstrate the rate of evaporation changes with the change in surface area, humidity and temperature.
Experiment to demonstrate sublimation and deposition in camphor and ammonium chloride.