Each testis contains 250 compartments called testicular lobules. Each lobule contains one to three highly coiled seminiferous tubules in which sperms are synthesized. Each seminiferous tubule is lined on its inside by two types of cells called male germ cells and Sertoli cells.

Mulching is the process or practice of covering the soil/ground to make more favourable conditions for plant growth,development and efficient crop production.  Mulch technical term means ‘covering of soil’. 

Amending the Constitution of India is the process of making changes to the nation's fundamental law or supreme law. In India, Parliament has the authority to make and amend the laws at the central level. At the state level, this power is with the state legislatures.

An effect caused by a rise in price that induces a consumer to buy more of a relatively lower-priced good and less of a higher-priced one. Substitution effect is not confined only to consumer goods, but manifests in other areas as well such as demand for labour and capital.

Law of demand states that if a consumer’s demand for a good moves in the same direction as the consumer’s income, the consumer’s demand for that good must be inversely related to the price of the good.

Thabal chongba or dancing by moonlight, dance in which the participants join hands in a circle is a popular Manipuri folk dance associated with the festival of Yaoshang in India.

Professional Olympic shot putter Manpreet Kaur has been banned by the National Anti-Doping Agency for failing dope tests. The disciplinary panel has handed a four-year suspension to the Asian champion. Manpreet has been tested positive on four occasions over a period of 84 days during 2017.

Former Finance Minister of Kerala and Congress chairman, KM Mani passed away at the age of 86. He was considered as the doyen of modern politics.

Tamor Pingla Wildlife Sanctuary is located in Surajpur District, Chhattisgarh, India. It is named after the Tamor Hill and Pingla Nalla, the old and prominent features of the area. It was notified as Wildlife Sanctuary in 1978.

Nohkalikai Falls in Meghalaya State is the fifth highest and one of the tallest plunge waterfalls in India. It is located in the East Khasi Hills District, about 7km away from Cherrapunji, the second wettest place on earth.