•   Best guide for exams of all nature, Competitive exams and Interviews
Here is the MCQs guide for the topic of Science. you will find various types of questions along with there answers in this
Q. Where is blood formed in the human body?
A.
Heart
B.
Spleen
C.
Bone marrow
D.
Liver


Show Answer
Q. Which diagnostic scan gives some of the highest radiation doses in diagnostic radiography ?
A.
CT-Scan
B.
Ultrasound
C.
MRI
D.
X-Ray


Show Answer
Q. Maximum biological damage is caused by ____________?
A.
Gamma rays
B.
Alpha rays
C.
Beta rays
D.
Microwaves


Show Answer
Q. Which of the following is a rich source of Vitamin B-12?
A.
Cashew nut
B.
Milk
C.
Apple
D.
Watermelon


Show Answer
Q. Sunlight is composed of ?
A.
3 colors
B.
6 colors
C.
7 colors
D.
8 colors


Show Answer
Q. The chemical that is used in making artificial rain is?
A.
Silver iodide
B.
Silver nitrate
C.
Silver chloride
D.
Silver nitrite


Show Answer
Q. Spectrum is made of ___ colors?
A.
7
B.
8
C.
6
D.
5


Show Answer
Q. In the manufacture of banaspati ghee the gas used is?
A.
Helium
B.
Hydrogen
C.
Oxygen
D.
Nitrogen


Show Answer
Q. Number of heavenly bodies which can cast shadow on earth
A.
2
B.
3
C.
4
D.
5


Show Answer
Q. Color of hottest star (BWYR rule)
A.
Blue
B.
White
C.
Yellow
D.
Red


Show Answer
Advertisment