Civilsdaily
Environment › PollutionXAcid Rain
Assertion (A): Coal-based thermal power stations contribute to acid rain. Reason (R): Oxides of carbon are emitted when coal burns.
(a)
Both A and R are individually true and R is the correct explanation of A
(b)
Both A and R are individually true but R is not the correct explanation of A
(c)
A is true but R is false
(d)
A is false but R is true
(C)
Environment › PollutionXSources
Which one of the following is produced during the formation of photochemical smog?
Hydrocarbons
Nitrogen Oxides
Ozone
Methane
Environment › SpeciesXExotic/Invasive
Octopus is:
An arthropod
An echinoderm
A hemichordate
A mollusk
(D)
Environment › SpeciesXThreats and Conservation efforts
Consider the following animals of India: 1. Crocodile 2. Elephant Which of these is/are endangered species?
Only 1
Only 2
Both 1 and 2
Neither 1 nor 2