ETEA CT PAST PAPER 24-11-2019
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
مالی اور ہیٹی ______ ممالک ہیں۔
- Circular
- Developed
- Underdeveloped
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Mali and Haiti are classified as underdeveloped countries due to their low economic growth, poor infrastructure, and high poverty rates.
They struggle with political instability, weak healthcare systems, and limited industrialization.
کون بابل پہنچا جہاں 323 قبل مسیح میں تریسٹھ سال کی کم عمری میں اس کی موت ہوگئی؟
- Alexander
- Mussolini
- Hitler
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Alexander the Great reached Babylon and died there in 323 BC at the age of 33.
He was a famous Macedonian ruler who expanded his empire across Greece, Egypt, Persia, and India.
عالمی آبادی میں سے ایک اعلی کثافت زون ________ ہے؟
- The Arabian Peninsula
- Western part of Asia
- Central Europe
- None of these
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Explanation
Central Europe includes countries like Germany, Poland, and France, which have high population densities.
This region has well-developed infrastructure, industries, and urban centers, leading to a dense population.
غیاس الدین نے صرف ______ سالوں کے لئے حکمرانی کی۔
- Six
- Five
- Eight
- None of these
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Explanation
Ghiyas-ud-Din Tughlaq, he ruled from 1320 to 1325, which is five years.
Ghiyas-ud-Din Balban ruled the Delhi Sultanate from 1266 to 1287, a total of 21 years.
ہند-پاک کی تاریخ میں ، آریائی دور یہ ہے کہ جب آریائی اس کے _______ میں رہ رہے تھے۔
- East
- South East
- North West
- None of these
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Explanation
The Aryans migrated and settled in the North-Western regions of the Indian subcontinent around 1500 BCE.
This area includes present-day Pakistan and northwestern India, where the early Vedic civilization developed.
جانور _____ کی شکل میں نائٹروجن کا استعمال کرتے ہیں؟
- Nitrites
- Proteins
- Nitrates
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Animals cannot use atmospheric nitrogen directly; they obtain nitrogen by consuming proteins in food.
These proteins are broken down into amino acids, which are used for growth and repair of body tissues.
ابتدائی طور پر خلابازوں کے لئے ڈیزائن کیا گیا ، مائع کوڈت والے لباس اب _____ کے ذریعہ استعمال ہوتے ہیں؟
- Nuclear reactor workers
- Car racers
- Both (A) and (B)
- None of these
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Explanation
Liquid-cooled garments were first developed for astronauts to regulate body temperature in space.
Now, they are also used by nuclear reactor workers and car racers to prevent overheating in extreme environments.
کرومیٹوگرافی کی سب سے عام اور آسان تکنیک _____ ہے؟
- Paper Chromatography
- Ion exchange Chromatography
- Thin layer Chromatography
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Paper chromatography is a simple and widely used method for separating and analyzing mixtures of substances.
It relies on capillary action, where components of a mixture travel at different speeds on a paper strip due to differences in solubility.
پلازموڈیا صرف _____ میں پائے جاتے ہیں۔
- Algae
- Protozoa
- Bacteria
- None of these
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Explanation
Plasmodium is a protozoan parasite that causes malaria in humans.
It belongs to the phylum Apicomplexa, which includes other parasitic protozoa.
اسکوبا غوطہ خور پانی کے اندر سانس لینے کے لئے ڈائیونگ ٹینکوں میں _____ کا مرکب استعمال کرتے ہیں۔
- He & O₂
- N₂ & O₂
- H₂ & O₂
- All of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Scuba tanks contain a mixture of nitrogen (N₂) and oxygen (O₂), commonly called compressed air or nitrox.
Nitrogen prevents oxygen toxicity at high pressures, which can occur in deep-sea diving.
