SSLC (English Medium) इयत्ता ८ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

How is the skeleton of a bird well-suited for flying?

What are the functions of skeleton in human body?

What can you suggest to your classmates to keep himself/herself clean and healthy?

Name two endangered animals.

Which of the following is a relational operator?

Explain the Greenwich meantime.

The incident ray, the ______ ray, and the ______ at the point of incidence, all lie in the same plane.

We can see things around us only when the light reflected by them reaches our eyes.

Why do we need a shiny surface for reflection?

A safety vest helps to keep the workers who are working by the roadside safely. This is especially so during the night. Why?

If all objects around us were to reflect light in a regular way, what problem might we face?

The Pitch of sound is determined by its ______.

The pitch is the characteristic of sound that enables us to distinguish between a flat sound and a shrill sound.

The voice of a female has a lower pitch than a male.

On which factor pitch of the sound depends?

How artificial magnets are produced?

Name the strongest and the most powerful magnets on the Earth.

Name the most commonly used permanent magnet.

Write a note on magnetoreception.

Give some examples of artificial magnets.