Class 9 Science Student Questions

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Showing: Class 9 / Science (314 questions)

by GIANSH GUPTA KHUNDKER · Class 9

Organisms belonging to the kingdom Monera lack:

Science Diversity in Living Organisms 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of these is a non-renewable source of energy?

Science Work and Energy 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

In an electric motor, the energy transformation is:

Science Work and Energy 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Work done by a centripetal force moving a body in a circular path is:

Science Work and Energy 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

A compressed spring possesses which form of energy?

Science Work and Energy 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of the following correctly represents the electronic configuration of Magnesium (Atomic Number = 12)?

Science Structure of Atom 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Isotopes of an element have:

Science Structure of Atom 0 2 answers 100%
by GIANSH GUPTA KHUNDKER · Class 9

The maximum number of electrons that can be accommodated in the 'M' shell is:

Science Structure of Atom 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which subatomic particle was discovered by James Chadwick in 1932?

Science Structure of Atom 0 1 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Where is the ciliated columnar epithelium found in the human body?

Science Tissues 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of these is a vector for Malaria?

Science Why Do We Fall Ill 0 1 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of the following is a chronic disease?

Science Why Do We Fall Ill 0 1 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

A cell placed in a solution swells up. The solution is:

Science Cell � The Fundamental Unit of Life 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Which of the following organelles has its own DNA and ribosomes?

Science Cell � The Fundamental Unit of Life 0 1 answers 100%
by GIANSH GUPTA KHUNDKER · Class 9

Which organelle is known as the "suicide bag" of the cell?

Science Cell � The Fundamental Unit of Life 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

Who discovered the free-living cells in pond water for the first time?

Science Cell � The Fundamental Unit of Life 0 1 answers 100%
by GIANSH GUPTA KHUNDKER · Class 9

When a body falls freely under gravity, its total mechanical energy:

Science Work and Energy 0 1 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

A force of 5 N moves a body through a distance of 10 m at an angle of 60° to the force. The work done is:

Science Work and Energy 0 0 answers 0%
by GIANSH GUPTA KHUNDKER · Class 9

When a ball is thrown vertically upwards, at its highest point, it has:

Science Work and Energy 0 1 answers 100%
by GIANSH GUPTA KHUNDKER · Class 9

Work is said to be zero when:

Science Work and Energy 0 0 answers 0%

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