Explanation

• Total States: 50
• Federal District: Washington, D.C.
• 49th State: Alaska (1959)
• 50th State: Hawaii (1959)
• First State: Delaware (1787)

Last verified on 10-03-2026

Explanation

• Xi Jinping is the current president of China 
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• Xi Jinping replaced Hu Jintao to become Chinese president in 2013.
• Xi Jinping was re-elected in March 2018.
• On 10 March 2023, Xi Jinping serured third term as Chinese President. 
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• Last updated on 17-02-2026

Explanation

The current Federal Minister of Information & Broadcasting in Pakistan is Attaullah Tarar

 Sworn in on 12 March 2024

 He replaced Murtaza Solangi

 Updated on 07 January 2026

 Click here for reference

Explanation

• The study of relationships between organisms and their environment is called Ecology.
• It helps understand how living things interact with each other and with their surroundings.

Additional information:

• Embryology studies development of embryos.
• Ethology studies animal behavior.
• Entomology studies insects.

Last verified on 16-01-2026

Explanation

Bacillus refers to rod-shaped bacteria.

Coccus are spherical.

Spirillum are spiral-shaped.

Explanation

Shahbaz Sharif became the 24th Prime Minister of Pakistan. 

Appointed on 03 March 2024

Party affiliation: PML-N

Predecessor: Anwar ul Haq Kakar 

 Last updated and verified on 10-05-2024

Explanation

Direct speech: He said to me, "Why are you sad today?"

Indirect speech rules:

Said to → changes to asked (since it's a question).

Are → was (present to past).

Today → that day (change in time expression).

He asked me why I was so sad that day.

Explanation

سچل سرمست ٽالپر دؤر جو اهم شاعر هو، جنهن صوفي شاعري ۾ وڏو نالو ڪمائي ڇڏيو۔

هن سنڌي، سرائڪي، اردو، ۽ فارسي سميت ڪيترين ٻولين ۾ شاعري ڪئي۔

Explanation

When a car moves at constant velocity, it means there is no acceleration.

According to Newton’s First Law, if there’s no acceleration, the net force acting on the object is zero.

Explanation

The cross product of two vectors A × B ≠ B × A; in fact, A × B = –(B × A), so it is not commutative.

However, it does obey the distributive law over addition, and associative law applies with scalar multiplication but not for three vector cross products.