361: Athlete's Foot is a disease caused by
(a) Bacteria
(b) Fungus
(c) Protozoan
(d) Nematode
Explanation:
"Athlete's foot" is a disease caused by 'Tinea pedis', a fungal species. It grows well in the moist skin between toes and the infected skin may become itchy and red.
362: One mole of hydrogen gas burns in excess of oxygen to give 290 kJ of heat. What is the amount of heat produced when 4g of hydrogen gas is burnt under the same conditions ?
(a) 145 kJ
(b) 290 kJ
(c) 580 kJ
(d) 1160 kJ
363: "Ranikhet" is a disease found in:
(a) Poultry
(b) Cows
(c) Sheep
(d) Dog
364: The process by which metal surface is coated with thin layer of zinc is called:
(a) Vulcanising
(b) Galvanising
(c) Electroplating
(d) None of these
365: Excessive release of the pollutant carbon monoxide (CO) into the air may produce a condition in which oxygen supply in the human body decreases. What causes this condition ?
(a) When inhaled into the human body, CO is converted into CO2
(b) The inhaled CO has much higher affinity for haemoglobin as compared to oxygen
(c) The inhaled CO destroys the chemical structure of haemoglobin
(d) The inhaled CO adversely affects the respiratory centre in the brain