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

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.

What is cranium?

Differentiate axial and appendicular skeleton.

Write about the human axial skeleton, giving suitable labelled diagram.

Differentiate between the following.

Endoskeleton and Exoskleton

______ intake needs to be increased to prevent osteoporosis in later life.

______ includes protein, carbohydrates, fats and vitamins in requisite proportion.

________ helps to prevent thyroid gland related diseases.

Iron deficiency leads to ______.