How many layers does the earth have?
A. 1
B. 2
C. 3
D. 4
Everyday Science Mcqs · Easy · 1 month ago
Question Bank
Everyday Science Mcqs
Montreal Protocol 1987 was__________?
A. Treaty among nations to reduce nuclear arsenals
B. Climate control treaty
C. Treaty to protect ozone layer
D. Trade policy about tarrifs
Everyday Science Mcqs · Easy · 1 month ago
The sun is made up of 99.9% of ________________ and ______________?
A. Oxygen and Hydrogen
B. Hydrogen and Sulfur
C. Carbon and Silicon
D. Hydrogen and Helium
Everyday Science Mcqs · Easy · 1 month ago
Television signals are converted into light signals by___________?
A. Optical fiber
B. Transistor
C. Decoder
D. Photo diode
E. None of these
Everyday Science Mcqs · Easy · 1 month ago
How many major gases have been used in refrigerators since its invention?
A. 2
B. 3
C. 4
D. 5
Everyday Science Mcqs · Easy · 1 month ago
Which of the following vitamin is known as Biotin?
A. vitamin B-3
B. vitamin B-4
C. vitamin B-5
D. vitamin B-7
Everyday Science Mcqs · Easy · 1 month ago
The process in which seed grows in to a new plant is called ______?
A. Fertilization
B. Germination
C. Vernalization
D. None of these
Everyday Science Mcqs · Easy · 1 month ago
In whole Periodic Table which element Is Most Reducing Agent ?
A. Chlorine
B. lithium
C. Helium
D. Neon
Everyday Science Mcqs · Easy · 1 month ago
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