(English Medium) ICSE Class 9 - CISCE Question Bank Solutions

What do you mean by local time?

What is the local time when it is noon at a place?

What are the main characteristics of local time?

(a) What is the rule of changing the date while crossing the international date line?
(b) What is meant by ‘six-day week’ and ‘eight-day week’?

State two points of distinction between rocks and minerals.

Name any three elements of the earth’s crust.

Name three types of rocks.

Why are the igneous rocks also called the primary rocks?

Give one difference between Extrusive igneous and Intrusive igneous rocks.

Name any two characteristics of Igneous Rocks.

State two characteristics of Basic Igneous Rocks.

Name two important landforms made by Igneous Rocks.

What is sills?

Which rocks are associated with ores of metals?

Which rocks are associated with fossil fuels?

Mention any two characteristics of Sedimentary Rocks.

Give two examples of sedimentary rocks.

Name the rocks which are most widespread on the earth.

Name the three stages of lithification of Sedimentary rocks.

Name the types Sedimentary rocks based on agents of formation.