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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8

SSLC (English Medium) Class 8 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

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Science
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Define muscle.

[19] Movements in Animals
Chapter: [19] Movements in Animals
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Differentiate tendons and ligament.

[19] Movements in Animals
Chapter: [19] Movements in Animals
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Give a detailed account on irrigation.

[21] Crop Production and Management
Chapter: [21] Crop Production and Management
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What is tissue culture?

[22] Conservation of Plants and Animals
Chapter: [22] Conservation of Plants and Animals
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What is PBR?

[22] Conservation of Plants and Animals
Chapter: [22] Conservation of Plants and Animals
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Define Pascal’s law. Explain the applications of Pascal’s law in our daily life.

[2] Force and Pressure
Chapter: [2] Force and Pressure
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Specific heat capacity C =  ______.

[4] Heat
Chapter: [4] Heat
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J/Kg °C is the unit of specific heat capacity.

[4] Heat
Chapter: [4] Heat
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Conductors have generally high specific heat capacities and insulators have low specific heat capacities.

[4] Heat
Chapter: [4] Heat
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Water has the lowest specific heat capacity.

[4] Heat
Chapter: [4] Heat
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Match the following

1. Specific heat capacity a. Dewar bottle
2. Calorimeter b. Lavoisier and Simon
3. Vacuum flask c. J Kg-1 K-1
4. Ice – calorimeter d. Heat capacity
[4] Heat
Chapter: [4] Heat
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The ______ is a species of fish that can give electric shocks of up to six hundred fifty watts of electricity.

[5] Electricity
Chapter: [5] Electricity
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Match the following

1. Insulator a. Coulomb
2. Conductor b. Electric circuit
3. Closed path c. Copper
4. Electric charge d. Rubber
[5] Electricity
Chapter: [5] Electricity
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What are the essential components of an electric circuit?

[5] Electricity
Chapter: [5] Electricity
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The voices of men, women, and children differ because of differences in their ______.

[6] Sound
Chapter: [6] Sound
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Name the sound-producing organ in humans.

[6] Sound
Chapter: [6] Sound
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______ is India is first interplanetary mission.

[8] Universe and Space Science
Chapter: [8] Universe and Space Science
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To provide information about the future possibility of life and the past existence of life on the planet. This is one of the objectives of ______.

[8] Universe and Space Science
Chapter: [8] Universe and Space Science
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______ became the first Asian country to reach Mars and the first nation in the world to achieve this in the first attempt.

[8] Universe and Space Science
Chapter: [8] Universe and Space Science
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Liquid nitrogen is used as a ______.

[11] Air
Chapter: [11] Air
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