GENERAL SCIENCE CLASS 6 MCQS
General
Science MCQs Click Here
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
شور کی آلودگی/شدت ______ میں ماپا جاتا ہے؟
- Decibels (dB)
- Hertz (Hz)
- Watts (W)
- Meters (m)
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Explanation
Noise pollution/intensity is measured in decibels (dB), which quantifies sound level or loudness.Higher decibel levels indicate louder noise, with prolonged exposure above 85 dB potentially causing hearing damage.
جلد کی سب سے بیرونی تہہ کو ______ کہا جاتا ہے؟
- Cartilage
- Ligament
- Epiglottis
- Epidermis
- None of these
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Explanation
The epidermis is the outermost layer of the skin.It providing a barrier against environmental damage.It consists of keratinized cells that help prevent water loss and protect against pathogens.
کس ملک نے پہلا مصنوعی سیٹلائٹ خلا میں چھوڑا؟
- United States
- Soviet Union (USSR)
- China
- Germany
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Explanation
- The Soviet Union launched the first artificial satellite in space.
- It named Sputnik 1, on October 4, 1957.
- Mixture and Compound
- Element and Mixture
- Solvent and Compound
- Solute and Solvent
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Explanation
A solution is a homogeneous mixture of two or more substances.It consists of a solute (dissolved substance) and a solvent (dissolving medium).The solute is evenly distributed, creating a uniform composition.Examples: Sugar in water, salt in water, gasoline.
بیکٹیریا اور فنگس کا تعلق حیاتیاتی اجزاء کے گروپ سے ہے جسے _____ کہا جاتا ہے؟
- Producers
- Consumers
- Predators
- Decomposers
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Explanation
- Bacteria and fungi are examples of decomposers.
- Which are organisms that break down dead organic matter into simpler compounds, releasing nutrients back into the ecosystem.
- This process is essential for nutrient cycling and the health of ecosystems.
انسانی آنکھ کا حصہ نہیں؟ _____
- Cochlea
- Retina
- Pupil
- Cornea
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Explanation
The cochlea is a part of the human ear, not the eye.
اُس عنصر کو پہچانیں جو فوٹو سنتھیس کے عمل کو متاثر نہیں کرتا؟
- O2
- CO2
- H20
- Light
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Explanation
- Oxygen is a byproduct of photosynthesis.
- It not a factor that affects the process.
- Cellulose
- Starch
- Protein
- Lipid
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Explanation
- Plants store the glucose produced during photosynthesis in the form of starch.
- A complex carbohydrate made up of many glucose molecules.
- Starch is stored in the plants roots, stems, leaves, and seeds, and serves as a energy reserve for the plant.
درج ذیل میں سے تنظیم کی سطح کی صحیح ترتیب کو منتخب کریں؟
- Organelle → Tissue → Cell → Organ
- Cell → Organelle → Tissue → Organ
- Organelle → Cell → Tissue → Organ
- Organ → Tissue → Cell → Organelle
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Explanation
The correct sequence represents the increasing levels of organization in living organisms:
- Organelle (components within a cell)
- Cell (the basic structural and functional unit)
- Tissue (a group of similar cells performing a specific function)
- Organ (a structure composed of two or more types of tissue that work together to perform specific functions)
جانداروں کے اپنے ماحول سے تعلق کا مطالعہ _____ کہلاتا ہے؟
- Embryology
- Ecology
- Ethology
- Entomology
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Explanation
Ecology is the study of interrelationships between organisms and with their environment.
It is also known as environmental science.
It's a branch of biology that examines how living things interact with their physical surroundings.