Oxygen Cycle In Nature

Oxygen Cycle: Oxygen is the second most abundant element in the earth’s atmosphere. Oxygen forms about 20.9 percent of the atmospheric gases. Oxygen is an essential element for the building up of living organisms and their life processes such as respiration. Oxygen exists in free molecular form as oxygen gas O2. Oxygen is present in dissolved …

What is Adaptive Radiation?

Buettner-Janusch has defined adaptive radiation as the rapid increase in numbers, and kinds of any evolving group of organisms into several distinctive econiches to which each group is particularly adapted. Thus, adaptive radiation is the spread of a species by way of evolving into progressively distinct types of organisms. From a single ancestral form different new …

Cloud Formation And Types of Clouds

Cloud Formation And Types of Clouds: Clouds are made up of condensed water droplets, ice particles, or a mixture of both, suspended in the air. Line joining places with the equal degree of cloudiness is called as Isonephs. Formation Of Cloud: Cloud particles grow around a tiny center of solid matter. This dust speck of matter …

Wetland- Types & Importance

What is Wetland? A wetland is an ecosystem in which the land surface is saturated or is covered with standing water for a part of the year. In other words, a wetland is an area of land which is permanently or periodically saturated with water and exists as a distinct ecosystem. Wetlands play many roles in …

Jallianwala Bagh Massacre [April 13, 1919]

Jallianwala Bagh Massacre Facts: Great atrocities were committed in Punjab during the regime of Sir Michael O’Dwyer or General Dyer, Lieutenant Governor of Punjab. General Dyer was known as the iron man of the Punjab. He had no faith in political reforms and consequently had no sympathy with the political agitators. He refused Tilak and B.C.Pal …

Crystalline And Amorphous Solids

Crystalline And Amorphous Solids: Solid State: The most ordered state of matter in which the constituent particles (atoms, ions, or molecules) are packed as closely as possible due to which solids are rigid and have definite shape and volume. Classification of Solids: The various types of solids are classified into following two types depending upon the …

The Big Picture: National Digital Health Mission & Data Compliance

National Digital Health Mission & Data Compliance: CDS Exam I, 2020 Solved- General Knowledge CDS Exam I, 2019 Solved- General Knowledge CDS Exam I, 2018 Solved- General Knowledge UPSC IAS Prelims General Studies Paper-I Solved 2019 UPSC IAS Prelims General Studies Paper-I Solved 2018 UPSC IAS Prelims General Studies Paper-I Solved 2017 UPSC IAS Prelims General …