A. Respiratory system
B. Epidermal tissue
C. Nervous system
D. Bone tissue
A. Proteins
B. Fats
C. Vitamins
D. Carbohydrates
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
A. 95 days
B. 120 days
C. 105 days
D. 130 days
A. Over 90 per cent
B. 70 per cent
C. 80 per cent
D. 85 per cent
A. Ascorbic acid
B. Formic acid
C. Acetic acid
D. Riboflavin
A. Sometimes light is seen first and sometimes sound is heard first
B. The light is seen first and sound is heard afterwards
C. The sound is heard at the same time as the light is seen
D. The light is seen after the sound is heard
A. Helicopter — Brequet
B. Aeroplane — Barthelemy
C. Telescope — Galileo
D. Barometer — Torricelli