EVS_Internal Examination

 All species on earth with each other along with their respective environments collectively constitute 

• Biosphere

• Atmosphere

• Hydrosphere

• Lithosphere

_____is the example of non-renewable natural resources.

• Water
• Solar energy
• Crops
• Coal and petroleum

21st March is observed as

• International Day of Forests
• World environment day
• World wildlife day
• World population day

BOD stands for

• Biological Oxygen Demand
• Biological Oxidation Demand
• Biotic Oxidation Demand
• Biochemical Oxygen Demand

BSI stands for

• British Standards Institution
• Brian Science Institution
• Botanical Survey of India
• Bureau of Special Investigation

Chipko movement was originated from which state of India

• Tamil Nadu
• Uttarakhand
• Kerala
• Andrapradesh

Composition of air is

• Nitrogen 70%, Oxygen 20% & remaining rare gases 10%.
• Nitrogen 68%, Oxygen 22% & remaining rare gases 10%.
• Nitrogen 78%, Oxygen 21% & remaining rare gases 1%.
• None of the above

Which of these is Heterotrophic

• Green plants
• fungi
• algae
• none of these

JUNE 5th is observed as

• World Environmental Day
• World Forest Day
• World Wildlife Day
• World Population Day

"Green House effect refers to which of the following"?

• Cooling of earth
• Trapping of UV rays
• Warming of earth
• Cultivation of plants