SSLC (English Medium) Class 6 - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

Define – Osteoarthritis.

Biofuels are less ______ in nature.

What are the storage methods of magnets?

Define balanced diet.

What type of circuit is there in a torch light?

Boiling of egg results in ______ change.

The endocrine glands produce chemical substances called ____

Blood is produced in the bone marrow.

All the waste products of the body are excreted through the circulatory system.

Thin tube-like structures which are the component of circulatory system are called blood vessels.

Analogy

Arteries : Carry blood from the heart:: _________ :carry blood to the heart.

Analogy

Lungs: Respiratory system:: _______: Circulatory system.

Label the diagram given below to show the four main parts of the urinary system and answer the following questions.

1. Which organ removes extra salts and water from the blood?
2. Where is the urine stored?
3. What is the tube through which urine is excreted out of the body?
4. What are the tubes that transfer urine from the kidneys to the urinary bladder called?

You are provided with an iron needle. How will you magnetize it?

Take a glass of water with a few pins inside. How will you take out the pins without dipping your hands into water?

Arrange the following statements in the correct sequence

1. These vapours condense to form tiny droplets of water.
2. The water droplets come together to form large water droplets.
3. The heat of the sun causes the evaporation of water from the surface of the earth, oceans, lakes, rivers, and other water bodies.
4. The large water droplets become heavy and the air cannot hold them, therefore, they fall as rain.
5. Water vapour is also continuously added to the atmosphere through transpiration from the surface of the leaves of trees.
6. Warm air carrying clouds rises up.
7. Higher up in the atmosphere, the air is cool.
8. These droplets floating in the air along with the dust particles form clouds.

Analogy

Population explosion : Water scarcity :: Recycle : ______

Differentiate between surface water and ground water.

About 71% of the earth’s surface is covered with water, then why do we face scarcity of water?

Assertion: Oxygen is a compound.

Reason: Oxygen cannot be broken down into anything simpler.