SSLC (English Medium) कक्षा ९ - Tamil Nadu Board of Secondary Education Question Bank Solutions

State whether true or false. If false, correct the statement.

Vessels are found in collenchyma.

What are intercalary meristems? How do they differ from other meristems?

State whether true or false. If false, correct the statement.

Photosynthesis produces glucose and carbon dioxide.

State whether true or false. If false, correct the statement.

Photosynthesis is important in releasing oxygen to keep the atmosphere in balance.

Differentiate the following.

Diphyodont and Heterodont

Differentiate the following.

Incisors and Canines

Name the types of teeth present in an adult human being. Mention the functions of each.

Increased amount of ______ in the atmosphere, results in greenhouse effect and global warming.

Explain carbon cycle with the help of a flow chart.

Liquid exerts pressure in the upward direction.

The external pressure applied to an incompressible liquid is transmitted uniformly throughout the liquid.

Write the equation for pressure due to the liquid column.

Derive an expression for Pressure due to the Liquid column.

Assertion (A): The weight of the truck exerts less pressure on the road.
Reason (R): The truck has six to eight wheels. As the area increases pressure decreases.

Define Electric potential.

A negative charge will move from ______ to ______ potential.

______ is work done per unit charge.

Electric potential is a measure of the ______ on the unit positive charge to bring it to that point against all electrical forces.

Name a device that helps to maintain a potential difference across conductors.

What is the measure of the work done on the unit positive charge to bring it to that point against all electrical forces?