The cutting down of trees and setting them on fire and raising crops on the resulting ash is called:
A) Pyrolysis
B) Jhum
C) Taungya system
D) Shift cultivation
Correct Answer:
Verified
Q2: The pollution which does not persistent harm
Q3: Soap and detergents are the source of
Q4: Growing agricultural crops between rows of planted
Q5: The main atmospheric layer near the surface
Q6: Man made sources of radiation pollution are:
A)mining
B)explosion
Q8: Percentage of forest area recommended by the
Q9: Example of primary pollutant
A)SO2
B)NO2
C)CO
D)hydrocarbons
Q10: Commonly used radioactive isotopes in scientific research
A)14
Q11: Drinking of fluoride containing water results :
A)fluorosis
B)chlorosis
C)minemata
D)methaemoglobinema
Q12: Chipco movement is a public agitation that
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