BASICS OF EVERY DAY SCIENCE EDS
Basics of Every Day Science EDS
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
شمسی توانائی کس کی شکل میں نکلتی ہے۔
Transverse wave
Electromagnetic waves
Infrared wave
None of these
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Explanation
Solar energy is radiated from the sun in the form of electromagnetic waves of shorter wavelength of 0.2 to 0.4 micrometers.
Out of all the solar energy radiations reaching the earth's atmosphere ,
8 % is ultraviolet radiation,
40 % is visible range light
46 % is by infrared radiation.
Anatomy
Physiology
Organism
Physiology
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Explanation
Anatomy is the science that studies the structure of the body.
The term "anatomy" comes from the Greek words "ana" (meaning "up") and "tome" (meaning "a cutting")
چار ڈگری سینٹی گریڈ پر پانی کیا ہوتا ہے؟
Minimum density
Maximum density
No density
None of these
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Explanation
Water has maximum density at 4°C.
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مندرجہ ذیل میں سے کون ثانوی صارفین نہیں ہے؟
Lion
Dog
Wolf
Goat
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Explanation
Secondary consumers are organisms that eat primary consumers for energy. In the above options, only goat is a primary consumer. Primary consumers are herbivores, feeding on plants.
Sound wave
U/V waves
Microwaves
Radio waves
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Explanation
Mobile Phone Convert sound into Radio waves
Mobile uses radio waves to transmit signals to a network of base stations.
The radio waves used by mobile devices are part of the electromagnetic wave spectrum and travel at the speed of light.
مندرجہ ذیل میں سے کون سی سطح پھیلی ہوئی عکاسی دیتی ہے؟
Polished metal surface
Calm surface of a lake
Mirror
Roadway
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Explanation
The roadway would cause diffuse reflection due to its rough surface
some examples where diffused reflection
Desert sand, disturbed water surface, and rough roads
اگر ہم برقی رو کی سمت کو ریورس کرتے ہیں، تو مقناطیسی میدان کی سمت کیا ہوگی۔
Reversed
Remain same
Become tangent
Become normal
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Explanation
the direction of the magnetic field lines gets reversed when the direction of the current flowing through the conductor is reversed.
پانی صاف کرنے کیلے کون سا عمل استعمال ہوتا ہے؟
Reverse Osmosis
Osmosis
Cytolysis
Turgor Pressure
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Explanation
Reverse osmosis is a water purification process
that uses a partially permeable membrane to remove ions,
unwanted molecules and larger particles from drinking water.
6.0
6.5
7.0
7.5
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Explanation
The pH range of fresh milk is 6.4 to 6.8.
کوئی قابل تجدید توانائی کی تعریف کس طرح کر سکتا ہے۔
Energy derived from non-traditional sources
Energy derived from sources that do not use up natural resources or harm the environment
Energy fueled into ways that do not use up natural resources or harm the environment
All of these
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Explanation
Renewable energy is energy derived from natural sources that are replenished at a higher rate than they are consumed . Sunlight and wind, for example, are such sources that are constantly being replenished.