Which of the following diseases occur due to consumption of contaminated water?
(a) Cholera
(b) Influenza
(c) Malaria
(d) Tuberculosis
The planet nearest to the Sun is:
(a) Earth
(b) Mercury
(c) Mars
(d) Jupiter
The age of a tree can be known from its:
(a) Height
(b) Number of branches
(c) Number of fruits
(d) Number of rings on its trunk
Green vegetables provide us:
(a) Proteins
(b) Vitamins & minerals
(c) Fats and oils
(d) Starch
The largest gland of human body is:
(a) Heart
(b) Kidney
(c) Liver
(d) Pancreas
The strongest muscle in the human body is in the:
(a) Arm
(b) Jaw
(c) Neck
(d) Thigh
Carbon dioxide inhaled in air is approximately:
(a) 0.4%
(b) 4%
(c) 40%
(d) 70%
The whale is a:
(a) Fish
(b) Mammal
(c) Sea monster
(d) Beast
Blood cells are produced by:
(a) Liver
(b) Heart
(c) Spleen
(d) Bone-marrow
The length of spinal cord of the human being is:
(a) 12 to 14 inches
(b) 16 to 18 inches
(c) 20 to 22 inches
(d) 24 to 26 inches