PPSC PAST PAPERS EVERYDAY SCIENCE MCQS 2026
پیپر میں جانے سے
پہلے یہ سوالات و سلیبس ایک بار ضرور پڑھ کر جائیں
PPSC 25
years Past Papers Click here
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
رات کا اندھا پن وٹامن ______ کی کمی کی وجہ سے ہوتا ہے؟
- B
- C
- A
- D
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- Vitamin A deficiency → Night blindness (Nyctalopia)
- Vitamin A is important for vision and immune function.
Additional information:
- Vitamin K is essential for blood clotting.
- Vitamin D helps in calcium absorption and bone mineralization.
- Vitamin B1 supports nerve function and energy metabolism.
Last verified on 01-02-2026
کارڈیو ریسپائریٹری فٹنس بنیادی طور پر کس چیز کو بہتر بناتی ہے؟
- Strength
- Flexibility
- Efficiency & Endurance
- Speed
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Cardiorespiratory fitness refers to the ability of the heart, lungs, and circulatory system To supply oxygen during sustained activity.
It primarily improves endurance, allowing longer periods of exercise without fatigue.
It also enhances the efficiency of oxygen use in muscles.
- Proton
- Neutron
- Electron
- Nucleus
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- Proton ≈ 1 atomic mass unit (amu)
-
Neutron ≈ 1 amu
-
Electron ≈ 1/1836 of a proton
So, the Electron has the least mass.
- Age of Dinosaurs
- Ice Age
- Geological epoch dominated by human influence on Earth's ecosystems and climate
- Age of Mammal
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
The Anthropocene is a proposed geological epoch.
It highlights the significant impact humans have on Earth’s environment.
Human activities like deforestation, pollution, and climate change define this epoch.
اینڈرومیڈا گلیکسی کس گلیکسی سے ٹکرانے والی ہے؟
- Triangulum Galaxy
- Milky Way
- Whirlpool Galaxy
- Sombrero Galaxy
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- The Andromeda Galaxy (M31) is on a collision course with the Milky Way, our home galaxy
- It is approximately 2.5 million light-years away.
- Collision about 4–5 billion years.
- New giant elliptical galaxy nicknamed "Milkomeda"
- B cell
- Helper T cell
- Cytotoxic T cell
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
The cell most commonly attacked and invaded by HIV (Human Immunodeficiency Virus) is the CD4+ T cellAlso known as CD4 T lymphocyte or helper T cell. Weakening the immune system.The destruction of these cells leads to AIDS making the body vulnerable to infections.
- Glass
- Green clothes
- Aluminum
- Wood
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- Greenhouse walls are traditionally and usually made of glass.
- Glass: Traditional, durable, and provides maximum sunlight.
کہنی کا جوڑ کس کی مثال ہے؟
- Ball and socket joint
- Hinge joint
- Pivot joint
- Gliding joint
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- The elbow joint is a classic example of a hinge joint,
- It connects the humerus (upper arm) with the ulna and radius (forearm).
- Movement: Primarily allows for flexion and extension.
- Type: Synovial hinge joint.
ٹائپ 2 ذیابیطس کی بنیادی وجہ کیا ہے؟
- Autoimmune destruction of insulin-producing cells
- Insulin resistance
- Lack of physical activity only
- Excess insulin production
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Type 2 diabetes is a metabolic disorder affecting blood glucose regulation.
The primary problem is insulin resistance, where body cells do not respond properly to insulin.
The pancreas may still produce insulin, but it is ineffective in lowering blood sugar.
Risk factors include obesity, sedentary lifestyle, and genetics.
- Meter (m)
- Second (s)
- Meter per second (m/s)
- Kilogram (kg)
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- Speed can be thought of as the rate at which an object covers distance.
- The SI unit of speed is the metre per second (m/s)
- Common symbols: v
- Dimension: L T−1
