___________ is a mammal who fly?

A). Ostrich
B). Bat
C). Peacock
D). None of these


Which of the following is the lightest substance?

A). Uranium
B). Hydrogen
C). Oxygen
D). Nitrogen


For galvanizing of iron which of the following metals is used?

A) Aluminum
B). Copper
C). Zinc
D). Lead


Crude Oil is heated in the furnace up to _________?

A). 300°C
B). 350°C
C). 400°C
D). 450°C


Inflammation of liver is caused by____________?

A). Cholera
B). Hepatitis
C). Typhoid
D). Jaundice


Speed of sound in air is _______km/h?

A). 1347
B). 243
C). 1235
D). 1495


What is the percentage of water present in our brain?

A). 85%
B). 95%
C). 97%
D). 73%


Identify the blackest fish in the oceans?

A). Black Seafish
B). Black Dragon fish
C). Black Sea Horse
D). Black Gillfish


Sensory neurons carry message towards ?

A). Muscle
B). Muscles and Glands
C). Sense and Organs
D). Brain and Spinal Cord 


The apart of neuron which receives message are__________?

A). Cell Bodies
B). Axons
C). Nuclei
D). Dendrites

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