1.    Recently, the first vaccine of which deadly disease has been endorsed by the WHO?
(a)    Malaria
(b)    Typhoid
(c) Tuberculosis
(d) Dengue

Explanation: Option (a) is correct

In a historic move, the World Health Organization (WHO) endorsed the first anti-malarial vaccine, as mankind enters a key turning point in a battle waged relentlessly over decades between man and mosquito, the vector.
At a press conference that went live on social media, WHO Director-General Tedros Adhanom Ghebreyesus said: “The long-awaited malaria vaccine for children is a breakthrough for science, child health and malaria control... Using this vaccine on top of existing tools to prevent malaria could save tens of thousands of young lives each year.”
The WHO said that it was recommending the use of the RTS,S/AS01 (RTS,S) malaria vaccine among children in sub-Saharan Africa and in other regions with moderate to high P. falciparum malaria transmission.
Source: https://www.thehindu.com/sci-tech/health/world-health-organization-recommends-first-anti-malarial-vaccine/article36867500.ece

2. The Nobel Prize for Chemistry has been accorded for:
(a)    Climate Change strategies
(b) Developing a new way for building molecules.
(c) Theory of atomic structure
(d) None of the above
Explanation: Option (b) is correct
The Nobel Prize for chemistry has been awarded to German scientist Benjamin List of the Max Planck Institute and Scotland-born scientist David WC MacMillan of Princeton University.
They were cited for their work in developing a new way for building molecules known as “asymmetric organocatalysis.” The winners were announced Wednesday by Goran Hansson, secretary-general of the Royal Swedish Academy of Sciences.
The Nobel panel said Mr List and Mr MacMillan in 2000 independently developed a new way of catalysis.

Source: https://www.thehindu.com/sci-tech/science/two-scientists-share-chemistry-nobel-for-development-of-asymmetric-organocatalysis/article36855087.ece

3. Which among the following states does Krishna River pass through before flowing into the Bay of Bengal?

1.    Maharashtra
2.    Karnataka
3.    Telangana
4.    Andhra Pradesh

Select the correct answer using the codes given below:

(a)    1, 3 and 4 only
(b) 2, 3 and 4 only
(c) 1, 2 and 3 only
(d) 1, 2, 3 and 4

●    The Krishna River is the second biggest river in peninsular India after Godavari River.
●    It originates near Mahabaleshwar (Satara) in Maharashtra.
●    It runs from four states Maharashtra (303 km), North Karnataka (480 km) and the rest of its 1300 km journey in Telangana and Andhra Pradesh before it empties into the Bay of Bengal.
●    Tributaries: Tungabhadra, Mallaprabha, Koyna, Bhima, Ghataprabha, Yerla, Warna, Dindi, Musi and Dudhganga.

Source: https://www.thehindu.com/news/national/telangana-withdraws-plea-in-sc-on-sharing-of-krishna-water-after-centres-assurance/article36854130.ece

4. Mundra Port is situated in which state of India?

(a)    Tamil Nadu
(b)    Odisha
(c) Gujarat
(d) Maharashtra

Explanation: Option (c) is correct

Mundra port is situated in Gujarat.
An infrastructural marvel, the mega port at Mundra is a major economic gateway that caters to the northern hinterland of India with multimodal connectivity. The deep draft, all-weather port is the largest commercial port in India with state-of-the-art infrastructure, Largest Coal Import Terminal which gives faster cargo evacuation and minimal turnaround time.
With deep draft berths and multipurpose terminals, the port efficiently handles the largest bulk carriers in the world. The port has covered and open storage areas with enormous capacity. Excellent cargo evacuation and receiving infrastructure, support smooth cargo movement in and out of the port. expertise in successfully handling over-sized and overweight project cargo.

Source: https://www.thehindu.com/news/national/nia-takes-over-probe-into-seizure-of-2988-kg-heroin-at-mundra-port-in-gujarat/article36865229.ece

5. The primary components of liquefied petroleum gas (LPG) are:
(a)    Butane and Methane
(b) Propane and Ethane
(c) Propane and Butane
(d) None of the above
Explanation: Option (c) is correct
LPG stands for liquefied petroleum gas and it is a mixture of light gaseous hydrocarbons, such as propane, butane and other light petroleum products converted to liquid by applying very high pressure. LPG is produced during oil refining or is extracted during the production of Natural Gas.
Source: https://www.thehindu.com/news/national/lpg-price-hiked-by-15-per-cylinder/article36851883.ece