Explanation

Source reduction is the most preferred method in the waste management hierarchy because it prevents waste generation at the source, avoiding the need for disposal or recycling.

It reduces resource consumption, pollution, and costs associated with waste handling, making it the most sustainable approach.

Explanation

Pakistan's National Electric Vehicle (NEV) Policy 2025 aims for 30% of all new vehicle sales to be electric by 2030.

This policy is a strategic plan to promote green transportation, reduce reliance on imported fuels, lower air pollution, and foster economic growth through new jobs and the development of an EV industry.

The government is introducing incentives and fast-tracking processes to support this transition. 

Explanation

The joint naval exercise between China and Pakistan is primarily known as Sea Guardian.

The air force exercise is called Shaheen (Eagle). 

Explanation

Around 40% of Pakistan’s economy functions in the informal or undocumented sector.

This sector includes unregistered businesses and untaxed activities contributing significantly to the GDP.

Explanation

Zakat on Cows, Buffaloes, or Bulls:

Applies when they are raised for milk or breeding and graze freely.

Nisab: Minimum 30 animals.

30–39 animals: 1 one-year-old calf (male or female).

40–59 animals: 1 two-year-old cow.

Explanation

Myriad means ایک بہت بڑی تعداد یا ان گنت مقدار

Countless means ان گنت

Explanation

Silicon is a metalloid with properties ideal for controlling electrical current.

It's the most widely used material in semiconductor devices like transistors and chips.

Explanation

The gas with the highest potential for global warming (Global Warming Potential or GWP) among commonly recognized greenhouse gases is Sulfur Hexafluoride (SF₆).

Sulfur Hexafluoride (SF₆) is a synthetic gas primarily used in electrical equipment as an insulator.

Explanation

Phospholipids form the fundamental bilayer structure of biological membranes, providing a barrier and matrix for proteins.

They have hydrophilic heads and hydrophobic tails, allowing them to spontaneously arrange into stable membranes in aqueous environments.

Explanation

تتر بتر ہونا کا مطلب ہے منتشر ہو جانا، ادھر ادھر بھاگنا یا بکھر جانا۔

یہ عام طور پر کسی منظم چیز کے بکھرنے یا لوگوں کے افراتفری میں ادھر ادھر بھاگنے کے موقع پر بولا جاتا

ہے۔