PPSC PAST PAPERS ALL MCQS 2025 OF EVERYDAY SCIENCE
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
گلوبل پوزیشننگ سسٹم کے لیے استعمال کیا جاتا ہے؟ _____
- Space exploration
- Mapping
- Identify location of objects on Earth
- Provide weather forecasting
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Explanation
- GPS (Global Positioning System) is used for identifying the location of objects on Earth.
- GPS provides accurate positioning and timing information, enabling users to determine their precise location anywhere on Earth.
- GPS stands for Global Positioning System, a network of satellites orbiting the Earth.
- It provide location information and timing signals to GPS receivers on the ground.
کس مسلمان سائنسدان نے روشنی کے انعکاس اور انعکاس کا نظریہ پیش کیا؟
- Ibn al-Haytham
- Al-Khwarizmi
- Al-Biruni
- Ibn Sina
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Explanation
Ibn al-Haytham presented the theory of reflection and refraction of light
He is also known as Alhazen
His work, particularly his "Book of Optics", is titled Kitab al-Manazir, written during 1011–1021.
Born: c. 965 (c. 354 AH) Basra, Buyid Emirate
Died: c. 1040 (c. 430 AH)[1] (aged around 75) Cairo, Fatimid Caliphate
بھاپ انجن کس نے ایجاد کیا؟
- Edison
- Stephenson
- JRD Tata
- Alexander
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Explanation
Geroge Stephenson designed the railway steam engine
The locomotives were the work of Stephenson and his son Robert.
علمیات _____ کا نظریہ ہے؟
- The theory of the universe
- The theory of languages
- The theory of the earth
- The theory of knowledge
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Explanation
Epistemology is the theory of knowledge
It is the branch of philosophy
It deals with the nature, origin, and scope of knowledge.
The term 'epistemology' was coined by James Fredrick Ferrier
It comes from the Greek words "episteme' (knowledge) and 'logos' (theory)
گاندھی ارون معاہدے کے تحت کب کانگریس نے احتجاج ختم کیا اور دوسری گول میز کانفرنس میں شرکت پر رضامندی ظاہر کی؟
- 1931
- 1930
- 1932
- 1933
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Explanation
The INC participated in the Second Round Table Conference which was held in 1931 during September – December.
The government agreed to withdraw all ordinances. It agreed to release all political prisoners to save those involved in violence.
National Aquatic Animal Of India: Junaid Ahmad ...
National Anthem Of India: Directive Principles Of ...
Largest Lake In India: Udyog Aadhar
- Helium
- Oxygen
- Argon
- None
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Explanation
A balloon is filled with a gas called helium.
while
A balloon filled with hydrogen gas moves in the upward direction
حرکت کے تین قوانین کس نے دریافت کیے؟
- Jerry K
- A. Einstine
- I. Newton
- Altimish
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Explanation
Sir Isaac Newton's three law of motions
In 1686, he presented his three laws of motion in the “Principia Mathematica Philosophiae Naturalis.”
In the first law, an object will not change its motion unless a force acts on it.
In the second law, the force on an object is equal to its mass times its acceleration.
In the third law, when two objects interact, they apply forces to each other of equal magnitude and opposite direction.
ND5-07-2023
بیماری بے خوابی کا مطلب کیا ہے۔
- Hot fever
- Dental decay
- Sleeplessness
- Tiredness
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Explanation
Insomnia is a sleep disorder in which we have trouble falling and/or staying asleep. Such as,
In Insomnia Difficulty falling asleep
In Insomnia Difficulty staying asleep
In Insomnia Difficulty returning to asleep after walking
Insomnia نیند نہ آنے کی بیماری
جان نیپئر نے لوگارتھم ایجاد کیا
- 1614
- 1617
- 1620
- None
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Explanation
John Napier introduced the concept of Logarithms in the 17th century
John Napier invented the logarithm in 1614
Edinburgh-born Renaissance scholar John Napier invented logarithms
His purpose was to assist in the multiplication of quantities that were then called sines
ND11-4-2023
گوئٹر کی بیماری کس عنصر کی کمی کا سبب بنتی ہے؟
- Calcium
- Nitrogen
- Iodine
- None of the above
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Explanation
Deficiency of Iodine causes Goitre disease.
Thyroxine is a hormone that causes Goitre in the human body.