Average temperature of thermal springs and deep sea hydrothermal vents exceeds
$50^{\circ} C$
$60^{\circ} C$
$70^{\circ} C$
$100^{\circ} C$
Benthic organisms are affected the most by
Sheet erosion is caused by
Find out correct match w.r.t. salinity (in parts per thousand)
In summer, when out side temperature is more than our body temperature, we sweat profusely. The resulting evaporative cooling, similar to what happens with a desert cooler in operation, brings down the body temperature. In winter when the temperature is much lower $37^o C$, we start to shiver a kind of exercise which produce heat and raises the body temperature. They are called.