PMS PAST PAPER HELD ON 04.04.2022Speed of sound in air is approximately?
A) 300 m/s
B) 600 m/s
C) 1200 m/s
D) 2400 m/s
The speed of sound in dry air at room temperature is approximately 300–343 meters per second. The exact speed varies depending on factors such as temperature, humidity, and air pressure.
PMS PAST PAPER HELD ON 04.04.2022
A)
Aedes aegypti
B)
Anopheles gambiae
C)
Culex pipiens
D)
None of these
Dengue fever is primarily transmitted by the Aedes aegypti mosquito. This mosquito breeds in stagnant water and is active during daytime, spreading viral diseases such as dengue, Zika, and chikungunya.
PMS PAST PAPER HELD ON 04.04.2022
A)
Albert Einstein
B)
Isaac Newton
C)
Rene Descartes
D)
Thomas Harriot
Thomas Harriot was an English astronomer who made some of the earliest recorded telescopic observations of sunspots in 1610. His work predates many later astronomers and helped establish systematic solar observation in astronomy.
PMS PAST PAPER HELD ON 04.04.2022
A)
Sui
B)
Kohat
C)
Qadirpur
D)
Gwadar
Qadirpur Gas Field, located in Sindh, is one of Pakistan’s largest natural gas fields and is operated by Oil and Gas Development Company Limited (OGDCL). It plays a major role in supplying natural gas to industries and households.
PMS PAST PAPER HELD ON 04.04.2022
A)
May 1991
B)
June 1992
C)
May 1992
D)
April 1995
The Rio Earth Summit, officially called the United Nations Conference on Environment and Development (UNCED), was held in June 1992 in Rio de Janeiro, Brazil. It focused on sustainable development, environmental protection, and climate-related policies.
PMS PAST PAPER HELD ON 04.04.2022
A)
Lipid
B)
DNA
C)
Protein
D)
Polysaccharides
The smooth endoplasmic reticulum (SER) is responsible for the synthesis of lipids, including fats and steroids. It also helps in detoxification processes and calcium storage, especially in liver and muscle cells.
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