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Daily Current Affairs Answer & Explanation : 4 December 2020

Question 1.

Answer-c

Explanation:

  • Ribosomes are present in bacteria but it is absent in virus.
  • Bacteria has cell wall but it is absent in
  • No nucleus is found in both of them.

 

Question 2.

Answer- d

Explanation:

  • Human diseases causing RNA viruses include Orthomyxoviruses, HepatitisCVirus(HCV), Eboladisease,SARS, influenza,polio measles and retrovirus including adult Human T-cell lymphotropic virus type 1 (HTLV-1) and human immunodeficiency virus (HIV).

 

Question 3.

Answer- c

Explanation:

  • T cells are known as immune warriors help us fight some viruses, but their importance for battling SARS-CoV-2, the virus that causes COVID-19, has been unclear. Research is going on and maybe it can be fruitful.

 

Question 4.

Answer- a

Explanation :

  • Indian Railways has introduced the first Kisan Rail from Devlali (Maharashtra) to Danapur (Bihar). The train will provide seamless supply chain of Perishable produce. It is a step towards realizing the goal of doubling farmers’ incomes by 2022.
  • It will help in bringing perishable agricultural products like vegetables, fruits to the market in a short period. The train with frozen containers is expected to build a seamless national cold supply chain for perishables, inclusive of fish, meat, and milk

 

Question 5.

Answer- d

Explanation:

  • The Freedom in the World 2020 report released by the Freedom House, a U.S.-based watchdog, tracks global political and civil liberties.
  • India has become one of the world’s least free democracies with 83rd position along with Timor-Leste and Senegal.

 

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