Current Affairs Quiz: 20 July 2021


20 July 2021: The Current Affairs Quiz section of Jagranjosh aims to help every competitive exam aspirant to revise the day at ease. The day’s updated quizzes cover topics such as National Serosurvey, Jeff Bezos’ trip to the edge of space and fastest ground vehicle globally among others. 

1. How much was the overall seroprevalence in the fourth round of National Serosurvey?

a) 67.6 percent 

b) 77.1 percent 

c) 58.7 percent

d) 88.2 percent 

2. Which smartphone maker has become the world’s second-biggest smartphone brand in second quarter of 2021?

a) Xiaomi 

b) Huawei 

c) Oppo

d) Vivo

3. Which nation’s Presidential Palace was targeted with three rockets during Eid prayers on July 20th?

a) Armenia

b) Turkmenistan 

c) Afghanistan

d) Uzbekistan 

4. Which nation has unveiled 600 kmph maglev train, the fastest ground vehicle globally?

a) Japan

b) Singapore

c) South Korea

d) China

5. Amazon founder Jeff Bezos’ trip to the edge of space lasted for how many minutes?

a) 20 

b) 15

c) 11

d) 9

6. Which state’s cabinet has approved a new youth policy?

a) Assam

b) Meghalaya

c) Mizoram

d) Sikkim

7. As per a new study, which rainforest is emitting more carbon dioxide (CO2) than it absorbs?

a) Sundarbans Reserve Forest

b) Congo Rainforest

c) Daintree Rainforest

d) Amazon Rainforest

8. Which nation has allowed women to attend Hajj without a male guardian?

a) Kuwait

b) Saudi Arabia 

c) Qatar 

d) Bahrain 


1. (a) 67.6 percent 

The fourth round of national serosurvey was conducted in 70 districts across the country between June and July, informed  Indian Council of Medical Research Director General Dr Balram Bhargava on July 20, 2021. A total of 28,975 people were enrolled and the overall seroprevalence was found to be 67.6 percent in the entire population. 

2. (a) Xiaomi 

Xiaomi surpassed Apple to become the world’s second-largest smartphone maker for the first time ever, as per a report published by market research firm Canalys on July 15, 2021. 

3. (c) Afghanistan

Three rockets landed near the Presidential Palace in Kabul, Afghanistan on July 20, 2021 while Afghanistan President Ashraf Ghani was offering morning Eid prayers along with a group of other leaders to mark the Muslim festival of Eid al-Adha.

4. (d) China

China has unveiled a maglev train that is capable of a top speed of 600 kmph. The maximum speed will make the train, which is self-developed by China and manufactured in the coastal city of Qingdao, the fastest ground vehicle globally.

5. (c) 11 

Blue Origin’s first human spaceflight, New Shepard returned back to Earth after a historic 11-minute flight on July 20, 2021, carrying Jeff Bezos and three other crew members including brother Mark Bezos, 18-year-old Oliver Daemen and Wally Funk, who has become the oldest woman to go to space. 

6. (b) Meghalaya

Meghalaya Government on July 19, 2021, gave its approval to the Meghalaya Youth Policy 2021. The framework envisages creating pathways for the youth of Meghalaya in achieving their potential and becoming creative, skilled, responsible, engaged and empowered members of the local community.

7. (d) Amazon Rainforest

Amazon Rainforest is emitting more carbon dioxide (CO2) than it absorbs in some areas, as per a study published in the scientific journal Nature on July 14, 2021. The study states that the role of the Amazon Rainforest as a carbon sink to absorb more CO2 in the atmosphere seems to be declining. 

8. (b) Saudi Arabia 

Saudi Arabia on July 18, 2021 removed the requirement of a male guardian for women attending Hajj. The government ministry said that people could register online for Hajj this year including women without a mahram (male guardian).

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