BIOLOGY
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
کون سا ممالیہ اڑنے کی صلاحیت رکھتا ہے؟
- Cat
- Rat
- Bat
- None
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Explanation
Bats are the only mammals capable of sustained flight.
It using their winged forelimbs to navigate through the air.
برونکائٹس _____ سے متعلق بیماری ہے؟
- Brain
- Stomach
- Respiratory tract
- Nervous system
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Explanation
Bronchitis is a disease related to the respiratory tract.
It is characterized by inflammation of the bronchial tubes.
It leads to coughing and breathing difficulties.
Bronchitis is a condition that develops when the airways in the lungs.
It usually happens because of a virus that irritates the lungs
such as:
- tobacco smoke
- fumes
- dust
- and air pollution
مندرجہ ذیل میں سے کون سا رومیننٹ نہیں ہے؟
- Goat
- Camel
- Cow
- Cat
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Explanation
Cat is not a ruminant.
Ruminants like goats, camels, and cows have a specialized stomach with multiple chambers for digesting plant-based food.
While cats are carnivores with a simple stomach.
پاسچرائزڈ دودھ ______ کو مارنے کے لیے پروسیس کیا جاتا ہے؟
- Kill Virus
- Kill Bacteria
- Both A and B
- None
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Explanation
Pasteurized milk is processed to kill harmful bacteria and pathogens.
But it may not effectively kill all viruses.
چارلس ڈارون نے انواع کی اصلیت لکھی وہ دراصل _____ تھا؟
- French Nutritionist
- English Biologist
- German Scientist
- None
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Explanation
Charles Darwin was an English naturalist and biologist.
He is best known for his theory of evolution through natural selection.
It he detailed in his book "On the Origin of Species."
آئرن ایک ضروری معدنیات ہے جس کی پیداوار کے لیے ہمارے جسم کو ضرورت ہے؟
- hemoglobin
- bone
- teeth
- thyroxine
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Explanation
Iron is an essential mineral that is crucial for various bodily functions, including the production of hemoglobin.
Hemoglobin is a protein in red blood cells that carries oxygen from the lungs to the rest of the body a
And returns carbon dioxide from the body to the lungs to be exhaled.
کلوروفلوورو کاربن میں کون سی گیس اوزون کی تہہ کو سب سے زیادہ نقصان پہنچاتی ہے؟
- Chlorine
- Florine
- Bromine
- Ammonia
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Explanation
Chlorine atoms in Chlorofluorocarbons (CFCs) are primarily responsible for the depletion of the ozone layer.

پلازما میں پانی کا فیصد کیا ہے؟
- 80%
- 90%
- 60%
- 70%
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Explanation
Plasma, the liquid component of blood, is composed of approximately 90% water.
This high water content helps transport nutrients, hormones, and waste products throughout the body.
- Order and molecularity both can be zero
- Order cannot be zero
- Molecularity can be zero
- Order can be in fraction while molecularity cannot be in fraction
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Explanation
The order of a reaction can be fractional, whereas molecularity (the number of molecules involved in the reaction)
It is always a whole number and cannot be fractional
- Centriole
- Microfilament
- Cilia and flagella
- Spindle fiber
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Explanation
Cilia and flagella have a characteristic "9+2" arrangement of microtubules: nine outer pairs and two central single tubules.