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A. Respiratory system
B. Epidermal tissue
C. Nervous system
D. Bone tissue
Answer
Answer
A. Respiratory system
Submitted by: Toheed Ahmed
Haemoglobin in the blood is a complex protein rich in
A. Copper
B. Gold
C. Iron
D. Silver
Answer
Answer
C. Iron
Submitted by: Toheed Ahmed
Amino acids are a product of the digestion of
A. Proteins
B. Fats
C. Vitamins
D. Carbohydrates
Answer
Answer
A. Proteins
Submitted by: Toheed Ahmed
Which of the following foods (one ounce of edible raw portion of each) provides the largest number of Kcal, of energy?
A. Cheese
B. Margarine
C. Wheat
D. Meat
Answer
Answer
B. Margarine
Submitted by: Toheed Ahmed
On a cool and wet day a large quantity of dilute urine is passed out by most people. This is because
A. There is reduced loss of water through sweat
B. The body temperature also decreases, resulting in the formation of more quantity of urine
C. The body absorbs less water when the temperature is low
D. Retentive power of bladder decrease on account of contraction
Answer
Answer
A. There is reduced loss of water through sweat
Submitted by: Toheed Ahmed
The average life of a red blood cell in the body is about
A. 95 days
B. 120 days
C. 105 days
D. 130 days
Answer
Answer
B. 120 days
Submitted by: Toheed Ahmed
The amount of haemoglobin present in blood is about 15 gm per 100 ml. blood and this amount is usually called ‘100 per cent’. What percentage is considered normal?
A. Over 90 per cent
B. 70 per cent
C. 80 per cent
D. 85 per cent
Answer
Answer
A. Over 90 per cent
Submitted by: Toheed Ahmed
The other name of Vitamin C is
A. Ascorbic acid
B. Formic acid
C. Acetic acid
D. Riboflavin
Answer
Answer
A. Ascorbic acid
Submitted by: Toheed Ahmed
Lightning flash and thunderbolt occur at one and the same time.
A. The light is seen first and sound is heard afterwards
B. Sometimes light is seen first and sometimes sound is heard first
C. The sound is heard at the same time as the light is seen
D. The light is seen after the sound is heard
Answer
Answer
A. The light is seen first and sound is heard afterwards
Submitted by: Toheed Ahmed
Which of the following pairs is not correct?
A. Helicopter — Brequet
C. Telescope — Galileo
D. Barometer — Torricelli
Answer
Answer
B. Aeroplane — Barthelemy
Submitted by: Toheed Ahmed