The best conductor of electricity is:
- (A) Iron
- (B) Aluminium
- (C) Copper
- (D) Silver
- (D) Silver
Among the elements, silver is the best conductor of electricity. The way the atoms are arranged in silver allows the valence electrons to flow freely, and this is why silver has the highest electrical conductivity and lowest resistivity. On a standard scale, silver is rated at 100, while copper is rated at 97, and aluminum is rated at 61. Even though silver is the best conductor, it is not used in household wiring due to its high cost and tendency to tarnish.
How many bones are there in a newly born infant?
- (A) 206
- (B) 230
- (C) 280
- (D) 300
- (D) 300
A newly born baby has around 300 bones, most of which are made up of cartilage. As the baby grows, these small bones, such as those in the skull and spine, fuse together to form the 206 bones found in the adult skeleton.
Food is normally digested in the:
- (A) Stomach
- (B) Liver
- (C) Small Intestine
- (D) Large Intestine
- (C) Small Intestine
Most of the activity occurs in the small intestine. Digestion begins in the mouth and continues in the stomach. The actual digestion of the food happens in the small intestine with the help of pancreatic juices and bile juices. About 90% of the nutrients that enter the bloodstream happen here. In the duodenum, the first part of the small intestine, the semi-digested food called chyme mixes with the digestive juices to transform the food into its simplest form.
“Chaghi”, a place where Pakistan conducted its nuclear explosions, is situated in the mountain range of:
- (A) Koh-e-Sufaid
- (B) Rass-Koh Hills
- (C) Bolan Hills
- (D) Koh-e-Suleman
- (B) Rass-Koh Hills
The salt range lies on the west bank of river:
- (A) Chenab
- (B) Ravi
- (C) Indus
- (D) Jhelum
- (D) Jhelum
The Salt Range is a series of hills and low mountains stretching along the west bank of the river Jhelum. Thence, it stretches towards the river Indus, covering the northern part of Punjab. It stretches for approximately 300 kilometres, starting from the Jhelum district and moving westward until it reaches the Indus River. It acts as the southern boundary of the Potohar Plateau, situated directly north of the Jhelum River in its eastern section.
Identify the meaning of the word: “Per se”
- (A) By itself
- (B) Completely
- (C) Among other things
- (D) Very short
- (A) By itself
What do you understand by the term “Judicial Activism” in Pakistan?
- (A) Fast disposal of cases by the judges
- (B) Judicial interference in executive and legislative affairs
- (C) Independent decision of the courts
- (D) Corruption and nepotism in judiciary
- (B) Judicial interference in executive and legislative affairs
What fraction of an hour is a second?
- (A) 1/24
- (B) 1/60
- (C) 1/120
- (D) 1/3600
- (D) 1/3600
Idiom “To cool one’s heels” means:
- (A) To be kept waiting
- (B) To be good and delicate
- (C) To have a deal with troublesome person
- (D) To praise someone
- (A) To be kept waiting
The phrase “to cool one’s heels” is an idiom that means waiting, being kept waiting for what can be a long stretch before you can proceed, visit someone, or go inside. It means having to wait idly, hence the impatience.
From 1971 to 1976 period, Pakistan’s foreign policy was based on:
- (A) Pro-Americanism
- (B) Pro-Communism
- (C) Bilateralism
- (D) Isolation
- (C) Bilateralism