SSLC (English Medium) इयत्ता ८ - Tamil Nadu Board of Secondary Education Question Bank Solutions

______ is a strong wind circulating around a low-pressure area in the atmosphere.

During Cyclonic the wind speed may reach upto ______ km and rainfall may record up to ______ cm.

A sudden rise of seawater due to trophical cyclone is called ______.

______ and ______ are the major causes of landslides.

In Tamil Nadu, ______ and ______ are frequently affected by landslides.

The gas used for Photosynthesis is ______.

A ______ pollutant is an air pollutant emitted directly from a Source.

______ may be defined by alteration is the physical, chemical, and biological characteristics of water.

Primary Pollutant example ______.

Tsunami means Stormy Surge.

A Secondary Pollutant is not directly emitted.

What are the major causes of floods?

Write short notes on Indian Ocean Tsunami?

Heavy rainfall and large waves In seas are the common causes of ______.

______ storm is a strong wind circulating around a low-pressure area in the atmosphere. 

The west coast of India is ______ vulnerable to storm surges than the east coast.

______ drought is a reduction in rainfall for a specific period below a specific level.

______ droughts associated with reduction of water in streams, rivers, and reservoirs.

______ droughts refers to the condition in which the agricultural crops get affected due to lack of rainfall.

______ in India occur in the event of a failure of monsoon.