Noise is measured using sound meter and the unit is

Related MCQs

• The cutting down of trees and setting them on fire and raising crops on the resulting ash is called:
• Which of the following statements regarding species interdependence are true? A) An association of two species where one is benefitted and other remains unaffected called mutualism B) An interspecific association where both partners derive benefit from each other is called commensalism C) A direct food relation between two species of animals in which one animals kills and feed on another is referred as predation D) A relationship between two species of organism where both the partners are benefitted from each other is called symbiosis.
• An association between two individuals or populations where both are benefitted and where neither can survive without the other is
• Organisms having the potential for interbreeding and producing fertile offspring is called
• IUCN (The International Union For Conservation Of Nature And Natural Resources) headquarters is at
• If we uncover half of the forest, covering of the earth, what crisis will be produced at most and at first?
• The undesirable change in physical, chemical or biological characteristics of air, land and water is referred as
• Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called
• Soap and detergents are the source of organic pollutants like:
• One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively identified as