##### Get a free home demo of LearnNext

Available for CBSE, ICSE and State Board syllabus.
Call our LearnNext Expert on 1800 419 1234 (tollfree)
OR submit details below for a call back

clear
searchtune

Sep 11, 2013

#### Why do we wear different types of clothes in different seasons?



In different seasons we wear different kinds of clothes because in different seasons the weather is different and we wear clothes according to the weather. We w...

Jan 4, 2012

#### What is the difference between reticulate and parallel venation?



The arrangement of veins in a leaf is termed as venation. Venation may differ from one type of plant to another. Parallel venation Reticulate venation Veins run...

#### Distinguish between luminous and non luminous objects.



objects which emit light are called luminous objects and others are non luminous

Dec 9, 2014



Nov 6, 2014

#### Please give 4-5 examples of both periodic and non-periodic motions.



Examples of periodic and non periodic motions are as follows- 1. Sunrise 2. Sunset 3. Rotation & Revolution of earth 4. Beating of drum 5. Pendulum clock Ar...

Jul 17, 2014



Apr 9, 2014



Jan 9, 2014

#### HOW IS THE BALANCE OF OXYGEN AND CARBONDIOXIDE MAINTAINED IN THE ATMOSPHERE?



The balance of oxygen and carbondioxide is made due to respreration and photosinthesis. As we leave carbon dioxide and take in oxygen the ballance of carbon dio...

Aug 6, 2013

#### How is salt obtained from sea water?



Sea water contains a large amount of common salt and the salts of other metals dissolved in it. Near the sea-shore, the sea water is collected in shallow pits a...