Backlite is a/an ______:
- (A) High resistance conductor
- (B) Insulator
- (C) Low resistance conductor
- (D) Semi-conductor
Check Answer Explanation
Backlite is a shape of insulator, making alternative (B) Insulator the perfect answer. Backlite, also referred to as Bakelite, is a thermosetting plastic that is used as an insulator in electric powered programs because of its excessive resistance to electrical conductivity. It isn’t always a conductor, whether or not excessive or low resistance, and does now not fall into the class of semiconductors.
Who is Jair Bolsonaro?
- (A) Former Secretary General of UNO
- (B) Former President of World Bank
- (C) Former President of Brazil
- (D) Former Prime Minister of Indonesia
Check Answer
- (C) Former President of Brazil
Explanation
Jair Bolsonaro is the Former President of Brazil. He served due to the truth the President from January 1, 2019, to December 31, 2022. Bolsonaro is understood for his right-wing policies and arguable statements in the course of his time in administrative center.
Which of the following gases has an important role in controlling the atmospheric temperature?
- (A) Carbon dioxide
- (B) Oxygen
- (C) Nitrogen
- (D) Argon
Check Answer Explanation
Carbon dioxide is a greenhouse gasoline that plays a important position in controlling the Earth’s temperature. It absorbs and re-emits warmness, trapping it inside the atmosphere and inflicting the greenhouse effect. While this impact is crucial for maintaining a liveable temperature on Earth, too much carbon dioxide because of human activities is leading to worldwide warming.
The largest arm supplier to Pakistan is:
- (A) China
- (B) USA
- (C) Saudi Arabia
- (D) Russia
Check Answer Explanation
Between 2019 and 2023, China accounted for approximately 82% of Pakistan’s total arms imports. According to SIPRI—the Stockholm International Peace Research Institute—the major arms supplier of Pakistan remains China. It accounted for approximately 81% of Pakistan’s weapon imports over the last five years.
Which country holds the distinction of being the first-ranked winner of the Cricket World Cup?
- (A) England
- (B) Australia
- (C) India
- (D) West Indies
Check Answer Explanation
The country that has the distinction of being the first-placed champion (most titles won) of the Cricket World Cup is Australia. Australia has won the tournament six times (in 1987, 1999, 2003, 2007, 2015, and 2023).
The Fred Hollows Foundation is an international organisation working for:
- (A) Protecting of homeless people
- (B) Eliminating avoidable blindness
- (C) Organizing worldwide events
- (D) Managing treatment of poor
Check Answer
- (B) Eliminating avoidable blindness
Explanation
The Fred Hollows Foundation is an worldwide agency devoted to eliminating avoidable blindness, making alternative (B) Eliminating avoidable blindness the ideal answer. The foundation makes a speciality of enhancing eye fitness and vision care in underserved groups round the world, aiming to prevent and deal with conditions that result in avoidable blindness.
Diamond is an allotropic form of:
- (A) Germanium
- (B) Carbon
- (C) Silicon
- (D) Sulphur
Check Answer Explanation
The allotrope of carbon is known as diamond. It is a crystalline material with a tetrahedral structure consisting of pure carbon. It is also known for its hardness and is distinguished from other allotropes of carbon such as graphite.
Pasteurization of milk depends on:
- (A) Temperature
- (B) Time
- (C) Quantity
- (D) Both A & B
Check Answer Explanation
- Pasteurization of milk depends on the combination of temperature and time. Temperature, is the heat required to destroy pathogens. It may be 63°C for low-temperature, long-time pasteurization or 72°C for high-temperature, short-time. Time, or “B,” is the length of time the milk is exposed to the temperature. It may be 30 minutes or 15 seconds.
Which of the following has maximum water content?
- (A) Vegetables
- (B) Fruits
- (C) Legumes
- (D) Sauces
Check Answer Explanation
- Fruits are usually the most hydrated food, containing 80-95% water. Watermelon and oranges are the most common examples of food rich in water.
- Vegetables are also rich in water, containing 70-95%. However, they are usually less hydrated than fruits.
- Legumes, like beans and lentils, are very low in water content, especially if they are dried.
- Sauces vary according to their composition. They are usually not as watery as other food.
Which is the oldest freezing method?
- (A) Contact freezing
- (B) Flash freezing
- (C) Brine freezing
- (D) Immersion freezing
Check Answer Explanation
The cheapest and oldest freezing technique is brine freezing, making choice (C) Brine freezing the perfect answer. Brine freezing includes the usage of a combination of water and salt (brine) to freeze food or different substances. This method has been used historically because of its simplicity and value-effectiveness, particularly earlier than the advent of greater superior freezing technology. It is particularly straightforward and cheaper compared to other methods like flash freezing or immersion freezing.
