Environmental Studies MCQ Question Answer For HPTET Set-3

Environmental Studies MCQ Question Answer For HPTET Set-3

||Environmental Studies MCQ  For HPTET Set-3||Environmental Studies  Question Answer For HPTET Set-3|| 


Environmental Studies MCQ Question Answer For HPTET Set-3


21. Air pollution effects are mostly found on :

(a) leaves

(b) flowers

(c) stems

(d) roots


22. Which one among the following chemicals is used for causing defoliation of forest trees?

(a) Amo 1618

(b) Phosphon D

(c) Malic Hydrazide

(d) 2, 4 Dichlorophenoxy acetic acid


23. Which chemicals are washed out in large amount by fertilizers in water supply?

(a) Nitrites

(b) Nitrates

(c) Sulphates 

(d) Phosphates


Read More:- Environmental Studies MCQ  For HPTET Set-2


24. Most important causative pollutant in soil is :

(a) Plastic

(b) Glass junk

(c) Iron Junk 

(d) Detergents


25. Use of lichens and Nerium in case of pollution is :

(a) Treatment of polluted water

(b) Promote Pollution due to SO,

(c) Bioindicators of So, Pollution

(d) Green muffler


26. In leaded petrol, antinocking agent is tetramethyl/tetraethyl lead. In unleaded petrol, this agent is :

(a) Methyl-ethyl ether

(b) Propane

(c) Methyl tertiary butyl ether

(d) Dibromomethane


27. Lead in petroleum is present in the form of tetraethyl and tetramethyl lead in automobile exhausts, it is released as

(a) nitrates of lead

(b) oxides of lead

(c) pure lead

(d) chlorides of lead


28. Green Petrol is :

(a) Leaded petrol

(b) Unleaded petrol

(c) Gasohol

(d) Low sulphur Diesel


29. Photochemical smog related to air pollution is related to :

(a) oxides of sulphur

(b) oxides of nitrogen

(c) oxides of oxygen

(d) oxides of carbon


30. Eco-friendly detergents do not contain :

(a) PO, and bleaches

(b) alcohols

(c) water softners

(d) Fluorescers


||Environmental Studies MCQ  For HPTET Set-3||Environmental Studies  Question Answer For HPTET Set-3|| 


Read More:- Educational Psychology MCQ Question Answer




                                    Join Our Telegram Group

Post a Comment

0 Comments
* Please Don't Spam Here. All the Comments are Reviewed by Admin.

Top Post Ad

Below Post Ad