85% Off
View Sample

CBSE UGC NET Previous Year 2012-2013 Solved Question Paper Environmental Science Paper-II

₹18.00 ₹20.00 ₹120.00 85% Off
icon 1763 Views

wishlist image Add to Wish List

3 Offers Available

Get Rs.50 Instant Cashback on the purchase of Rs.400 or aboveSAVE10, Already Applied
More Offers More Offers

Product Specifications

Publisher Faculty Notes
Author: Panel of Experts
Number of Pages 25
Available Available in all digital devices
  • Snapshot
  • About the book

About this eBook

A the minimum water content of the soil at which plants can no longer obtain water B water holding capacity C capillary water D field capacity
31.
Which one of the following techniques can be used for determining the level of cadmium in soil A UV Visible spectrophotometer B Atomic Absorption Spectrophotometer C XRD D IR spectrometer
32.
For noise control in automobiles, the exhaust muffler attenuates sound by A Absorption B Destructive interference C Reducing velocity of hot gases D Absorption and destructive interference
D He4
Assertion A Natural gas is a very attractive ecofriendly fuel. Reason R It produces few pollutants and less carbon dioxide per unit energy than any other fossil fuel on combustion. Identify the correct answer Codes A Both A and R are true and R is the correct explanation of A . B Both A and R are true and R is not the correct explanation of A . C A is true but R is false. D A is false but R is true. Assertion A Solar photovoltaic cells are expensive. Reason R Solar photovoltaic cells are fabricated from