Lesson 13 of 15 • 80 upvotes • 11:39mins
Water, water cycle , ground water, aquifer, ground water pollution, water harvesting and conservation , irrigation
15 lessons • 2h 29m
Modes of Nutrition
10:12mins
Digestion in Humans
7:40mins
Heat Transfer
9:36mins
Acid, Bases and Salt
11:28mins
Climate and Adaptation
12:07mins
Understanding Pressure
9:46mins
Soil
10:31mins
Respiration
8:50mins
Transportation of Substances in Humans and Plants
10:49mins
Reproduction in Plants
10:49mins
Electricity and It's Effects
10:26mins
Light
9:52mins
Water
11:39mins
Forest
8:09mins
Waste Water Treatment
7:52mins