EVERYDAY SCIENCE
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
Evapo-transpiration
Respiration
Evaporation
Transpiration
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Explanation
The loss of water vapor to the atmosphere through stomata is a passive process, meaning that metabolic energy in the form of ATP is not required for water movement.
The energy driving transpiration is the difference in energy between the water in the soil and the water in the atmosphere.
پانی میں کونسے گھلنشیل وٹامنز جسم میں محفوظ نہیں ہوتے ؟
vitamins B-complex
vitamin C
vitamin A
vitamin D
Options A & B
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Explanation
B-complex vitamins and vitamin C are water-soluble vitamins that are not stored in the body and must be replaced each day.
These vitamins are easily destroyed or washed out during food storage and preparation.
ہندوستان میں پہلی اوپن ہارٹ سرجری کے آپریشن کی تاریخ تھی۔
June 20, 1990
August 12, 1991
February 15, 1961
None
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Explanation
The first open-heart surgery in India was performed on February 16, 1961
By Dr. K.N. Dastur at BYL Nair Hospital in Mumbai.
He used a heart-lung machine developed with the help of engineers at the National Steel Company.
The surgery was performed on a 19-year-old girl named Hemlata
Octane
Gasoline
Benzene
Glucose
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Explanation
Benzene is an organic compound.
Molecular formula C3H3 .
A benzene molecule is composed of six carbon atoms connected to a planar ring, each with a hydrogen atom.
Benzene is classified as a hydrocarbon because it contains only carbon and hydrogen atoms.
Empirical Formula: C6H6
مینگروو دلدل مندرجہ ذیل تمام کام انجام دیتے ہیں۔
Erosion protection for the coastline
Prevention of Typhoid and hurricane damage
Entrapment of sediment washed off land
Nursery for many aquatic organisms
All of these
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Explanation
Mangrove swamps serve all the following function
1. Erosion protection for the coastline,
2. Prevention of Typhoid and hurricane damage,
3. Entrapment of sediment washed off land,
4. Nursery for many aquatic organisms,
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Stigma
Ovri
Stamen
None
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Explanation
The stamen is the male reproductive organ.
It consists of a pollen anther and a long supporting filament.
انسانی جسم میں سب سے لمبے پٹھے
Sartorius
Biceps
Deltoid
None
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Explanation
The sartorius muscle is a thin, long, superficial muscle in the anterior compartment of the thigh.
MLC phosphorylase
MLC kinase
MHC kinase
None
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Explanation
Myosin light-chain kinase also known as MYLK or MLCK is a serine/threonine-specific protein kinase that phosphorylates a specific myosin light chain, namely, the regulatory light chain of myosin II.
Louis pasteur
Rutherford
Charles diction
none
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Explanation
Louis pasteur denied theory of spontaneous generation n explained that life comes from pre existing life sources.
life did not come from presterilised flask but Louis Pasteur showed that in flask open to air, new living organisms appeared in the heat killed yeast culture.
Carbon
Hydrogen
Water
Nitrogen
All
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Explanation
There is no life on the moon because of several things.
The absence of liquid water, atmosphere at a tolerable pressure and lack of tolerable temperature range