A. Hydrogen
B. Carbon
C. Sulphur
D. Oxygen
Submitted by: Fahad Mehsud
Related Mcqs:
- Amino acids are a product of the digestion of: ___________?
A. Carbohydrates
B. Fats
C. Proteins
D. VitaminsSubmitted by: Abdullah & Abdul Samad
- The most abundant element in the universe is __________.
A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon - The most abundant element in the Earth’s crust is __________?
A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon - The position of an element in the Periodic Table is determined by its __________ number?
A. Electron
B. Proton
C. Neutron
D. None of these - The most abundant element in human body is __________?
A. Hydrogen
B. Blood
C. Oxygen
D. ProteinSubmitted by: Mansoor Ahmed Suhag
- The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.
A. 1 gram
B. 10 grams
C. 1 kg
D. 10 kg - What is the element required for solar energy conversion ______?
A. Ultra pure carbon
B. Silicon
C. Beryllium
D. TantalumSubmitted by: WIQAR AHMAD
- Heating element of an electric heater is made up of___________?
A. Tungsten
B. Graphite
C. Chromium
D. NichromeSubmitted by: Ashfaque Ali Khoso
- In whole Periodic Table which element Is Most Reducing Agent ?
A. Chlorine
B. lithium
C. Helium
D. NeonSubmitted by: Ali Jan
- Which element has the second most % in human body?
A. Oxygen 65%
B. Calcium 75%
C. Hydrogen 10%
D. Carbon 18%Submitted by: Syed Nizakat Ali Shah
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