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What is the unit of ozone layer thickness?

Which was the first equipment used to measure the thickness of ozone layer?

The most potential chemicals which can cause biomagnification is?

In the context of environmental studies , 'BOD' stands for?

Which of the following statements is true about SMOG?

The acceptable noise level in an industrial area by BIS is in between?

താഴെപ്പറയുന്നവയിൽ ശരിയായ പ്രസ്താവന ഏത്?

1.ട്രോപോസ്ഫിയറിൽ ജീവജാലങ്ങൾ കാണപ്പെടുന്നു

2.ട്രോപോസ്ഫിയറിൽ കാലാവസ്ഥാവ്യതിയാനം അനുഭവപ്പെടുന്നു.

The main components of fertilizers which cause Eutrophication is?

Plumbism is caused by?

Biosphere reserves are divided into:

i.Core zone

ii.Buffer Zone

iii.Transition zone

iv.All of the above

The First Biosphere Reserve in India was ?

Which is the world's largest Mangrove forest ?

Seshachalam Hills Biosphere Reserve is situated in ?

There are _____ biodiversity hotspots in the world.

Which Biosphere Reserve is situated at the south eastern tip of India ?

Which Biosphere Reserve is formed due to the delta formed by the confluence of ganges, Brahmaputra, and meghna Rivers ?