Science

Science 7

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Course Description

In this course, students will understand the matter and its interactions, the processes involved in the building up of organisms starting from their cells, along with their other structures and functions, including their heredity studies. Topics covered in this course include: nutrition in plants and animals, heat, physical and chemical changes, soil, reproduction in plants, light, and waste water.

What you’ll learn
  • Nutrition in Plants
  • Nutrition in Animals
  • Fibre to Fabric
  • Heat
  • Acids, Bases and Salts
  • Physical and Chemical Changes
  • Weather, Climate and Adaptations
  • Winds, Storms and Cyclones
  • Soil
  • Respiration in Organisms
  • Transportation in Animals and Plants
  • Reproduction in Plants
  • Motion and Time
  • Electric Current and Its Effects
  • Light
  • Water A Precious Resource
  • Forests Our Lifeline
  • Wastewater Story
1.1: Nutrition  

00:49

2.1: Types of nutrition  

01:20

3.1: Mode of nutrition in plant  

01:42

4.1: Parasitic nutrition  

01:14

5.1: Saprotrophic nutrition  

00:43

6.1: Replacement of nutrients in soil  

02:06

1.1: Activity to Test The Action of Saliva  

01:00

2.1: Different Modes of Feeding in Animals  

00:35

3.1: Digestion in Humans  

02:53

4.1: Digestion in Other Animals  

01:00

5.1: Digestion  

00:54

6.1: Feeding and Digestion in Amoeba  

00:48

7.1: Human Digestives System  

00:18

8.1: Absorption in the Small Intenstine  

01:17

9.1: Large Intestine  

00:37

10.1: Teeth  

00:51

1.1: Animal Fibers  

00:56

2.1: Life Cycle of a Silk Moth  

01:29

3.1: Processes Involved in Obtaining Silk from Silk Moths  

01:17

4.1: Processes Involved in Rearing and Breeding of Sheep  

01:46

1.1: Transfer of Heat  

01:37

2.1: Temperature and Its Measurement  

01:16

3.1: Season_Clothes  

01:47

4.1: Land and Sea Breeze  

01:05

5.1: Radiation  

00:41

6.1: Laboratory Thermometer  

01:04

7.1: How Do We Read A Thermometer  

00:45

8.1: Convection  

01:38

9.1: Hot and Cold  

01:48

10.1: Conductor and Insulators  

00:47

1.1: Acids_Bases  

01:19

2.1: Ant Sting  

00:36

3.1: Indigestion  

00:50

4.1: Factory Wastes  

00:18

5.1: Indicators  

00:46

6.1: Laboratory Indicator  

01:05

7.1: Natural indicator - Litmus  

01:05

8.1: Neutralization Reactions  

01:20

9.1: Soil Treatment  

00:34

10.1: Tooth Decay  

00:45

11.1: Turmeric Indicator  

01:13

1.1: Physical changes  

00:56

2.1: Examples of physical changes  

00:22

3.1: Glowing of an electric bulb  

00:16

4.1: Chemical_changes  

01:13

5.1: Production of gas  

00:38

6.1: Examples of chemical changes  

00:23

7.1: Action of acids on sugars  

00:20

8.1: Action of sodium on cold water  

00:23

9.1: Difference between the physical and chemical changes  

00:14

10.1: Crystallization  

00:44

11.1: Rusting  

01:33

12.1: Prevention of rusting  

00:30

1.1: Animals Adaptations in Tropical RF  

01:08

2.1: Adaptations to Cold Climates  

01:58

3.1: Climate  

01:22

4.1: Weather-1  

01:18

1.1: Winds  

01:00

2.1: Uneven Heating Between the Equator and the Poles  

00:39

3.1: Uneven Heating of Land and Water  

01:58

4.1: Monsoon Rain  

00:23

5.1: Air Expands on Heating - I  

00:49

5.2: Air Expands on Heating - II  

01:23

5.3: Air Expands on Heating - III  

00:48

6.1: Air Pressure - I  

01:17

6.2: Air Pressure - II  

01:07

7.1: Applications of Air Pressure  

00:18

8.1: High Speed Winds are Accompained by RAP - I  

01:04

8.2: High Speed Winds are Accompained by RAP - II  

01:00

9.1: Thunderstorms and Cyclones  

03:45

1.1: Absorption of Water by Soil  

01:25

2.1: Soil Formation  

00:20

3.1: Moisture in Soil  

00:54

4.1: Percolation Rate of Water in Soil  

00:57

5.1: Soil and Crops  

00:48

6.1: Soil Erosion and Pollution  

00:43

7.1: Soil Profile - I  

01:26

7.2: Soil Profile - II  

01:00

8.1: Absorption of Water by Different Soil Types  

01:00

9.1: Soil Types  

00:53

10.1: To Determine the Amount of Water Present in Soil Sample  

00:57

11.1: To Study Relative Proportion of Solid Particle in Soil Sample  

01:12

1.1: Anaerobic Respiration in Yeast  

00:54

2.1: Anaerobic Respiration in Humans  

01:00

3.1: Breathing in Cockroach  

00:58

4.1: Breathing in Earthworm  

00:43

5.1: Breathing under Water  

00:33

6.1: Breathing  

00:34

7.1: How Do Plants Respire  

01:07

8.1: Effects of Smoking on Lungs  

00:43

9.1: How do we Breathe  

01:41

10.1: Mechanism Of Breathing  

01:06

11.1: Respiration in Organisms  

01:09

12.1: Respiration  

00:21

13.1: What do we Breathe out  

00:32

14.1: Why do we Sneeze  

00:20

1.1: Artificial Kidney - Dialysis  

00:25

2.1: Blood Vessels  

00:36

3.1: Components of Blood  

00:22

4.1: Excretion in Humans  

01:11

5.1: Functions of Blood  

00:29

6.1: Heart  

01:27

7.1: Heartbeat  

00:34

8.1: Platelets  

00:30

9.1: Pulse Rate  

00:29

10.1: Red Blood Cells  

00:29

11.1: How Roots Absorb Water From The Soil  

00:48

12.1: Transport of Substances in Plants  

01:18

13.1: Transportation in Humans  

00:42

14.1: Transpiration  

01:14

15.1: White blood cells  

00:23

1.1: Asexual Reproduction  

01:18

2.1: Budding  

00:49

3.1: Fertilization  

01:14

4.1: Fragmentation  

00:31

5.1: Fruits and Seed Formation  

00:19

6.1: Pollination  

00:53

7.1: Reproduction  

00:41

8.1: Seed Dispersal  

01:56

9.1: Sexual Reproduction  

01:25

10.1: Spore Formation  

00:29

11.1: Vegetative and Reproductive Parts of Plants  

00:31

1.1: Distance-Time Graph  

02:19

2.1: Measurement of Speed  

01:14

3.1: Measurement of Time  

02:24

4.1: Pendulum  

01:26

5.1: Speed  

01:03

6.1: Time and Speed  

01:35

7.1: Uniform and Non-uniform Speed  

00:32

1.1: Electric Bell  

01:06

2.1: Electric Components  

01:06

3.1: Electromagnet  

01:29

4.1: Heating Effect of Electric Current  

02:32

5.1: The Magnetic Effect of Electric Current  

01:28

6.1: Working of Electric Fuse  

00:41

1.1: Light  

01:18

2.1: Dispersion of Light  

00:41

3.1: Reflection of Light  

01:36

4.1: Sunlight  

01:21

5.1: Applications of Spherical Mirrors  

00:34

6.1: Plane Mirror  

02:06

7.1: Images formed by lens  

01:50

8.1: Sperical Mirror - I  

01:01

8.2: Sperical Mirror - II  

00:55

1.1: Decrease in the Effective Area of Seepage of Water  

00:25

2.1: Deforestation  

00:12

3.1: Depletion of a Level of Water Table  

00:32

4.1: Distribution of Water  

00:20

5.1: Drip Irrigation  

00:16

6.1: Effect of Water Scarcity on Plants  

01:04

7.1: Forms of Water  

00:58

8.1: Ground Water  

01:17

9.1: Increase in Population Causes Depletion of Water  

00:27

10.1: Demand of Water in Industrial and Agricultural Activities  

00:33

11.1: Rainwater Harvesting  

01:01

12.1: Scanty Rainfall  

00:15

13.1: Water Management  

00:58

14.1: Water-1  

01:32

1.1: Decomposers  

00:40

2.1: Food Chain  

00:55

3.1: Forests The Green Lungs  

00:33

4.1: Importance of Forests  

00:34

5.1: Introduction to Forests  

01:59

6.1: Uses of Forests  

01:05

7.1: What if Forest Disappears  

01:20

1.1: Alternative Arrangement for Sewage Disposal - Septic Tank  

01:46

2.1: Wastewater Story  

00:58

3.1: Reducing Waste Generation  

01:12

4.1: Sanitation and Disease  

00:30

5.1: Sanitation at Public Places  

00:34

6.1: Vermin Processing Toilet  

00:17

7.1: Waste Water Treatement Plant  

03:26

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This course includes
  • Units 18
  • Lessons 172
  • Expiry Date Full lifetime access
  • Language English
  • Last Updated Nov 08 2022

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