Jeevan Rekha (Life line) express is

A. first hospital on wheels in the world
B. first railway express
C. oldest train
D. None of the above
✅ The correct answer is option A.
Jeevan Rekha (Life line) express is first hospital on wheels in the world. The Lifeline Express or Jeevan Rekha Express is World’s first hospital train run by the Impact India Foundation. It was developed in collaboration with the Indian Railways and Health Ministry and has been funded by Impact UK, international charitable sources, Indian corporate houses and individuals. Here are 10 things to know about the lifeline express.

Shankracharya was the founder of

A. Jainism
B. Buddhism
C. Arya Samaj
D. Advaitic philosophy
✅ The correct answer is option D.
Shankracharya was the founder of Advaitic philosophy. He was an early 8th century Indian philosopher and theologian who consolidated the doctrine of Advaita Vedanta. He is credited with unifying and establishing the main currents of thought in Hinduism.

The increased use of groundwater for irrigation purposes has led to

A. salinization
B. lowering of the water table
C. water logging
D. All of the above
✅ The correct answer is option D.
The increased use of groundwater for irrigation purposes has led to salinization, lowering of the water table and water logging. The increasing exploitation of groundwater for irrigation purposes has led to declining groundwater tables and a threat of sodification and salinization due to use of poor quality groundwater.

National Institute of Oceanography is located at

A. Panaji (Goa)
B. Lucknow (Uttar Pradesh)
C. Pune (Maharashtra)
D. Nagpur (Maharashtra)
✅ The correct answer is option A.
National Institute of Oceanography is located at Panaji (Goa). The National Institute of Oceanography (NIO) with its headquarters at Dona Paula, Goa, and regional centres at Kochi, Mumbai and Visakhapatnam, is one of the 37 constituent laboratories of the Council of Scientific & Industrial Research (CSIR), New Delhi.

In certain diseases antibiotics are administered. The object is

A. inhibit the growth of bacteria
B. produce toxins against bacteria
C. stimulate production of antibodies
D. stimulate production of white blood cells for fighting the disease
✅ The correct answer is option A.
In certain diseases antibiotics are administered. The object is inhibit the growth of bacteria. An antimicrobial is a substance that kills or inhibits the growth of microorganisms such as bacteria, fungi, or protozoans. Antimicrobial drugs either kill microbes (microbiocidal) or prevent the growth of microbes (microbiostatic).

Gravity setting chambers are used in industries to remove

A. NOx
B. SOx
C. CO
D. suspended particulate matter
✅ The correct answer is option D.
Gravity setting chambers are used in industries to remove suspended particulate matter. A Gravitational Settling Chamber is a rectangular chamber in which several horizontal trays are fixed. When the polluted gas enters the chamber, its velocity is kept low so that the particulates get sufficient time to settle down due to gravity.