What would be the environmental consequences as results of recurrent destruction of weltands and depletion of quantity of agricultural lands?

What would be the environmental consequences as results of recurrent destruction of wetlands and depletion of quantity of agricultural lands?

What is used nowadays to plough small agricultural land?

What would be the S.I. unit for the quantity (PV^2T^2)/n ?

Analyze how the results of the following work endanger biodiversity— Uncontrolled use of pesticides in agricultural land.

Analyze how the results of the following work endanger biodiversity— Uncontrolled use of pesticides in agricultural land.

What would be the SI unit for the quantity (PV^(2)T^(2))/(n) ?

What quantity should be subtracted from each of the numbers a, b, c and d so that the results of the subtractions are in continued proportional ?

A cross between two tall plants resulted in offspring having few dwarf plants. What would be the gentypes of both the parents ?

What is a reversible reaction? What is rate of a reaction? Would you get the same result during heating of CaCO_3 separately in an open container and a closed container? Give reason.

Maximum and minimum values of the resultant of two forces, acting at a point, are 15 N and 7N respectively. If the value of each force is increased by 1 N and these two new forces act at 90^@ to each other, what would be the value of the resultant ?