App Logo

No.1 PSC Learning App

1M+ Downloads
Which is the most abundant gas in the atmosphere?

AOxygen

BNitrogen

CCarbon Dioxide

DHydrogen

Answer:

B. Nitrogen

Read Explanation:

The most abundant naturally occurring gas is nitrogen (N2), which makes up about 78% of air. Oxygen (O2) is the second most abundant gas at about 21%. The inert gas argon (Ar) is the third most abundant gas at 0.93%.


Related Questions:

According to the IUCN Red List (2004) documents, how many vertebrate species have extinct in the last 500 years?
For coordination purposes, where is the majority of disaster information typically processed, and what determines the scope and depth of this coordination?
പശ്ചിമഘട്ടം കേരളത്തിൽ അറിയപ്പെടുന്നത് എന്ത് പേരിലാണ് ?

Which of the following statements correctly describe the purpose and usage of a Symposium?

  1. It primarily aims to familiarize participants with Disaster Management Organization, Plans, and Procedures.
  2. It serves as an orientation tool exclusively for newly inducted officials and not for existing teams.
  3. It can be used as a refresher tool for existing Disaster Management teams and professionals.
    According to the IUCN Red List (2004) documents, how many species have extinct in the last 500 years?