GK/Everyday Science
What is the breathing rate of human being body ?
A.
15-11 minutes
B.
16-20 minutes
C.
25-26 minutes
D.
32-35 minutes
Deficiency of Vitamin B1 is causes _____________?
A.
Rickets
B.
Bone infection
C.
Beriberi
D.
Myopia
The speed of sound in air at sea level is approximately___________?
A.
300 meter per second
B.
320 meter per second
C.
340 meter per second
D.
370 meter per second
2017 Noble Prize Currently Awarded in Physics is for _________________?
A.
Far Observation of Gravitational Waves
B.
Far Observation of Gravitational Weight
C.
First Observation of Gravitational Waves
D.
Far Objectively of Gravitational Waves
____________________are positively (+) charged particles?
A.
Neutrons
B.
Electrons
C.
Protons
D.
None of These
When water is filled in a bottle and is allowed to freeze ,the bottle breaks because
A.
Water expands on freezing
B.
Bottle contracts at freezing point
C.
temperature outside the bottle is than that inside the bottle
D.
None of above
The shape of external ear is due to _______________?
A.
Elastic cartilage
B.
Fibrocartilage
C.
Articular cartilage
D.
none
Vacuum tubes have replaced by ____________?
A.
Conductors
B.
Diodes
C.
Transistors
D.
None of these
One of these scientists formulated basic laws of Geometry ?
A.
Pythagoras
B.
Archimedes
C.
Aristotle
D.
None
The atmosphere of moon consists of___________?
A.
90% Hydrogen , 10% Nitrogen
B.
80% Nitrogen,20% Hydrogen
C.
60% Nitroegn,40%inert gases
D.
None
An instrument to detect the purity of milk is______________?
A.
Lactometer
B.
Hygrometer
C.
Manometer
D.
Sonometer
Scalding with steam is more severe than scalding by boiling water because___________?
A.
Steam can penetrate the skin
B.
Steam is at a higher temperature
C.
Steam contains more energy than boiling water
D.
Steam is at a higher pressure
The Green house Effect is caused by an excess of?
A.
Carbon dioxide
B.
Carbon monoxide
C.
Carbon tetrachloride
D.
None of above
When a person enters a dark room from bright light he is not able to see clearly for a little while because the?
A.
Eye is unable to adjust itself immediately
B.
Retina becomes insensitive momentarily
C.
Iris is unable to dilate the pupil immediately
D.
Distance between the lens and retina take time to adjust
Medulla oblongata is a part of human _____________?
A.
Heat
B.
Brain
C.
Liver
D.
Sex organ
Which is the largest organ in the human body?
A.
Liver
B.
Heart
C.
Skin
D.
Kidneys
Red blood corpuscles are formed in the __________?
A.
Liver
B.
Bone marrow
C.
Kidneys
D.
Heart
A nuclear reactor is a device used to carry out controlled nuclear whereas GM counter is a device used to detect ?
A.
Current
B.
Voltage
C.
Nuclear Radiation
D.
Power
In a fission nuclear reaction, a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more possible nuclei are fused to form a heavy nucleus This nuclear reaction is called?
A.
Chemical Reaction
B.
Nuclear reaction
C.
Fission nuclear reaction
D.
Fusion nuclear reaction
Animal which captures and readily kills living animals for its food is called____________?
A.
Parasite
B.
Scavenger
C.
Predator
D.
Mammal
Which of the following atmospheric layers helps in radio communication?
A.
Exosphere
B.
Ionosphere
C.
Troposphere
D.
Stratosphere
Which of the following layers make radio transmission possible?
A.
Troposphere
B.
Ionosphere
C.
Mesosphere
D.
Stratosphere
Chemical name of vinegar is_____________?
A.
Sodium Nitrate
B.
Dilute acetic acid
C.
Chloride of lime
D.
Calcium
Which triplet in DNA code for valine ?
A.
CTT
B.
AGU
C.
CAT
D.
None of these
The famous book;Al-Qaunun was written by the Muslim scientist ?
A.
Jabar bin Hayyan
B.
Zakariya Al-Razi
C.
Abi Ali Sina
D.
Abdul Qasim Majreeti