English Medium Class 9 - CBSE Question Bank Solutions

What type of clothes should we wear in summer?

What produces more severe burns, boiling water or steam?

How many atoms are present in a H₂S molecule?

On the basis of Rutherford’s model of an atom, which subatomic particle is present in the nucleus of an atom?

What do you think would be the observation if the α-particle scattering experiment is carried out using a foil of a metal other than gold?

What are the limitations of Rutherford’s model of the atom?

Rutherford’s alpha-particle scattering experiment was responsible for the discovery of ______.

Name the Tissue that forms the inner lining of our mouth.

Identify the type of tissue in the skin.

Identify the type of tissue in the lining of kidney tubule.

How do poriferan animals differ from coelenterate animals?

How do annelid animals differ from arthropods?

What are the differences between amphibians and reptiles?

What are the differences between animals belonging to the Aves group and those in the mammalia group?

How are the criteria for deciding divisions in plants different from the criteria for deciding the subgroups among animals?

Explain how animals in Vertebrata are classified into further subgroups.

What are the different means by which infectious diseases are spread?

What precautions can you take in your school to reduce the incidence of infectious diseases?

What is reverberation?

Why is heat energy needed to melt a solid ? What is this heat energy called ?