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

Name the elements with the following symbols.

1. Na
2. W
3. Ba
4. Al
5. U

Loading speeds up the process of ________.

Sea water is suitable for irrigation as it contains dissolved salts.

The density of water will not change at all temperature?

Give a reason for the following.

Sea water is unfit for drinking.

Define the following.

Potable water

What is a neutralization reaction?

The term petroleum means ________

Match the following.

What is known as destructive distillation? Write about the products obtained from fractional distillation of petroleum.

Write the names of any three protozoans.

Binominal Nomenclature was first introduced in the year

The word ‘Taxonomy’ is derived from _______.

Artificial system of classification is based on a few characters of the plant.

What is meant by binomial nomenclature? Give example.

Write a short note on natural system of classification.

Which of the following parts of our body help us in movement?

1. Bones
2. Skin
3. Muscles
4. Organs

Choose the correct answer from the options below.

Which one of the following categories of vertebrae are correctly numbered?

Axil skeleton in human consists of ______, ______, ______ and _______.

Pelvic girdle is a part of axial skeleton.