772ForestryMedium
Which of the following pollutant is not the product of automobile exhaust?
ACO
BSO2
CFly ash
DHydrocarbons
Correct answer
C. Fly ash
Explanation
The correct answer is Fly ash.
Correct answer
C. Fly ash
Explanation
The correct answer is Fly ash.
The sequence: blue green algae – crustose lichen – foliose lichen – mosses – shrubs – dicot trees represent
Hydrophytes usually have:
A very harmful fibrous component causing pollution an inflicting diseases of lungs in human beings:
To eat and being eaten relationship is called:
The photochemical smog is also called:
The reservoir of Mangla is being silted at the rate of 48.27 million m3 per year and that of Tarbela at the rate of ________ million cubic meters per year: