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Science
Match the following.
| Electric bell | Solar energy |
| Water in dam | Light energy |
| Solar heater | Electrical energy |
| Wind mill | Potential energy |
| Torch light | Sound energy |
Chapter: [1.3] Energy
Concept: undefined >> undefined
Concept: undefined >> undefined
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The process of changing water into water vapour by the heat of the Sun is called ______.
Chapter: [2.2] Water
Concept: undefined >> undefined
Concept: undefined >> undefined
Match the following.
| 1. | Zycote | Asexual Reproduction |
| 2. | Viviparous | Elephant |
| 3. | Endangered animal | Cat |
| 4. | Mudhumalai | Fertilised Egg |
| 5. | Fragmentation | Rhinoceros |
Chapter: [3.2] Animals
Concept: undefined >> undefined
Concept: undefined >> undefined
Differentiate between oviparous and viviparous animals.
Chapter: [3.2] Animals
Concept: undefined >> undefined
Concept: undefined >> undefined
The volume of blood in human adults is ______.
Chapter: [1.1] Organ Systems
Concept: undefined >> undefined
Concept: undefined >> undefined
The natural fiber obtained from animals is ______.
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
______ is used for making dhotis and sarees.
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
A cotton plant is a bushy plant of ______ feet height.
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
Impurities of the cotton fiber can be removed by the process ______.
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
The process of making yarn from lint is called ______.
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
The fibrous material left after separating cotton seeds is called lint.
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
Choose the odd one:
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
What kind of soil needed for growing cotton?
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
What is cotton balls?
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
Mention the two uses of cotton?
Chapter: [1.2] Matter and Materials
Concept: undefined >> undefined
Concept: undefined >> undefined
______ is the only form of energy visible to human eye.
Chapter: [1.3] Energy
Concept: undefined >> undefined
Concept: undefined >> undefined
