Life process which gives food to all organisms in the world
respiration
excretion
locomotion
photosynthesis
Energy chief giving food substances are
carbohydrates and proteins
carbohydrates and oils
fats and proteins
carbohydrates and fats
In life process
energy generating processes are less and energy consuming processes are more
energy consuming processes are less and energy generating processes are more
both processes are equal
none of the above
Energy producing process is
growth
One calorie is equal to
4.2 joules
4.3 joules
4.1 joules
4.4 joules
Unit of energy is
watt
angstrom
calorie
degree
During energy transformation from one form to another, the final level of energy will be _______ original energy.
same as
less than
more than
equal to
Firewood crisis can be overcome by
increasing waste lands
increasing agricultural land
reclaiming waste lands
energy plantations
Net primary productivity in plants is
rate of organic matter produced in plant
rate of use of solar energy
rate of storage of organic matter in plants
rate of growth of herbivore due to addition of organic matter
One of the following is not useful as fuel yielding plant in waste lands
Subabul
Eucalyptus
Avicennia
Casuarina
