MCQs

Explanation
The G20, formed in 1999, is a group of twenty of the world’s largest economies that meets regularly to coordinate global policy on trade, health, climate, and other issues.

Explanation
Dengue virus is the cause of dengue fever. It is a mosquito-borne, single positive-stranded RNA virus of the family Flavivirus .

Explanation
  Active voice:- Open the door. Passive voice:- Let the door be opened. For order: Active Voice Formula: V + object. Passive Voice Formula: Let + subject + be + V

Explanation
PM Imran Khan reach Qatar for one day official visit on 27 February 2020.

Explanation
The Sui gas field is the biggest natural gas field in Pakistan. It is located near Sui in Balochistan . The gas field was discovered in late 1952 and the commercial exploitation of the field began in 1955.

Explanation
Answer: C White blood cells (WBC) are  part of the immune system. They help fight infections and protect the body from other foreign bodies. When foreign infectious  organisms attack on our immune system, white blood cells response against them and produced antibodies to fight against these infectious agents called antigens. Low white blood cells make you more susceptible to serious infections. Due to low white blood cells content, antibodies production also drcrease.

Explanation
Answer: C The cause of milk fever is a lack of sufficient calcium in the  serum (hypocalcemia). At the end of the dry period, cows must undergo a sudden change in metabolism, switching from telogen to  high performance. During the dry season, cattle have a relatively low need for calcium.

Explanation
The Agosta-90B class submarines were acquired by the Pakistan Navy from France. It was commissioned on 6 September 1999 Inducted into the PN Fleet on 21 December 1999 . It is an improved version of the sea-proven Agosta 70 Three Agosta 90Bs were ordered in  1994 , It was first constructed and assembled in France , The second and third ones were assembled in Pakistan .

Explanation
  Heavy Mechanical Complex was established in 1979 with the aid of China in the district of Rawalpindi.

Explanation
A three-week-long joint military exercise involving Turkish and Pakistani Special Forces began in northwestern Pakistan on 09-02-2021. The opening ceremony of the exercise ATATURK-XI 2021 was held at the Pakistani military's Special Service headquarters in Tarbela, located in Khyber Pakhtunkwa province that borders neighboring Afghanistan. Pakistan-Turkish joint military exercise 2021 begin on February 9, 2021