• The phosphorus cycle is the process by which phosphorus moves through the lithosphere, hydrosphere, and biosphere. Phosphorus is essential for plant and animal growth, as well as the health of microbes inhabiting the soil, but is gradually depleted from the soil over time.

Laman songs from Kullu Valley are another type of love song.

Saṃskara songs are sung at festivals and celebrations by women of Himachal Pradesh.

These songs are based on ragas, which are compositions of Indian classical music, as are the martial jhanjhotis.

Himalayan Mountains are an example of the Fold Mountains. A mountain is any natural elevation of the earth's surface.

What is a keystone species, meaning?

A keystone species is an organism that helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.

Keystone species hold together the complex web of relationships in an ecosystem. They can be animals, plants or microorganisms. Examples of keystone species include starfish, sea otters, wolves and elephants.

• The Vice President of India addresses his resignation letter to the President of India.

• Jeev Milkha Singh becomes the first golfer in the world to be granted Dubai Golden Visa. Star Indian golfer Jeev Milkha Singh has become the first professional golfer in the world to receive the prestigious 10-year Dubai Golden Visa in recognition of his outstanding achievements in the sport.

IndusInd Bank has announced the launch of 'green fixed deposits', whereby the deposit proceeds will be used to finance projects and firms supporting the United Nations Sustainable Development Goals (SDGs).

What is a Green Fixed Deposits?

A green deposit is a fixed-term deposit for investors looking to invest their surplus cash reserves in environmentally friendly projects. These deposits will be offered to both retail & corporate customers.

Chet Festival
(Dholru) is the first month of the lunar year and the first day of the month is cellebrated with a belief to bring hapiness and prosperity. This festival is known as Chatrali in Kullu and Dholru in Bharmaur area of Chamba district.

• India's largest open-air fernery has been inaugurated in Uttarakhand's Ranikhet. The fernery is home to a large number of fern species, some of which are endemic to the state, some hold medicinal value while some are threatened species that demand care and conservation.

Photosynthesis uses light energy to convert carbon dioxide and water into glucose and oxygen gas.

Photosynthesis converts water and carbon dioxide into sugar and oxygen using sunlight as the catalyst.

The potential energy stored in the molecular bonds of glucose becomes kinetic energy after cellular respiration. So, option 2 is correct.