How is the age of a tree determined?
By measuring its height
By measuring its girth
By counting the annual rings in a cut trunk
By counting the number of its branches
Farmers can keep their soil fertile by
Repeatedly growing the same crop
Irrigation
Crop Rotation
Regular Tilling
Bile is produced by the
Stomach
Liver
Gall Bladder
Lungs
Which food stuff turns blue-black when brought in contact with iodine?
Proteins
Vitamins
Starch
Unsaturated Fatty Acids
The feathers of birds are good insulators.
True
False
What forms after the flowers have pollinated?
Fruits
Leaves
Thorns
Branches
Which of the following helps keep body cool?
Respiration
Mastication
Perspiration
Urination
Quinine is obtained from the bark of which tree?
Redwood
Cinchona
Eucalyptus
Banyan
What does EPROM stand for?
Electric Programmable Read Only Memory
Erasable Programmable Read Only Memory
Evaluable Philotic Random Optic Memory
Every Person Requires One Mind
Who invented Fountain Pen?
John J. Loud
Sir Frank Whittle
Lewis E. Waterman
Kirkpatrick Macmillan