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Tamil Nadu Board of Secondary EducationTamil Nadu Primary School Class 4

Tamil Nadu Primary School Class 4 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

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Science
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______ is associated with birthday celebrations.

[1.4] Science in Everyday Life
Chapter: [1.4] Science in Everyday Life
Concept: undefined >> undefined

Write the cooking utensils used for preparing given food items.

(Pan, Pot, Rice cooker, Tawa, Idli cooker)

S No. Food items Name of the cooking utensils
1. Rice  
2. Idiyappam, Puttu  
3. Vada  
4. Sambar  
5. Dosa  
[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined

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Solar cooker reduces the use of fuel. _______

[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined

Pressure cooker is not a cooking utensil.

[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined

Uncooked food is called

[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined

Solar cooker reduces ______.

[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined

Pressure cooker is one of the ______ utensils.

[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined

Match the following.

1. Grapes Modern utensil
2. Mixture of vegetables Food during illness
3. Electric rice cooker Olden utensil
4. Earthen pot Raw food
5. Less fatty food Salad
[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined

Define Photosynthesis.

[2.3] Plants
Chapter: [2.3] Plants
Concept: undefined >> undefined

We should not separate our waste.

[3.1] Green Environment
Chapter: [3.1] Green Environment
Concept: undefined >> undefined

Name any five items which are recyclable.

[3.1] Green Environment
Chapter: [3.1] Green Environment
Concept: undefined >> undefined

Write the benefits of recycling.

[3.1] Green Environment
Chapter: [3.1] Green Environment
Concept: undefined >> undefined

What is separation of waste?

[3.1] Green Environment
Chapter: [3.1] Green Environment
Concept: undefined >> undefined

Giraffes have developed very long necks because of their ______.

[3.2] Life of Animals
Chapter: [3.2] Life of Animals
Concept: undefined >> undefined

Tigers and Zebras have lines so they can ______.

[3.2] Life of Animals
Chapter: [3.2] Life of Animals
Concept: undefined >> undefined

Adaptation is the best essential factor of all living beings.

[3.2] Life of Animals
Chapter: [3.2] Life of Animals
Concept: undefined >> undefined

How do vampire bats detect their prey?

[3.2] Life of Animals
Chapter: [3.2] Life of Animals
Concept: undefined >> undefined

Do animals have special sense? How does it help them? Give one example.

[3.2] Life of Animals
Chapter: [3.2] Life of Animals
Concept: undefined >> undefined

Write about bats.

[3.2] Life of Animals
Chapter: [3.2] Life of Animals
Concept: undefined >> undefined

Cooking in ______ improves the quality and taste of food.

[2.1] Food
Chapter: [2.1] Food
Concept: undefined >> undefined
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