Question : PPF can be convex to the origin if

Option 1: MRT is decreasing

Option 2: MRT is increasing

Option 3: MRT is constant

Option 4: None of these

Question : What will be shape of demand curve:

Option 1: Straight line 

Option 2: Upward sloping

Option 3: Downward sloping

Option 4: None of the above.

Question : Due to the greenhouse effect:

Option 1: the temperature of the Earth is decreasing

Option 2: the temperature of the Earth is increasing

Option 3: the temperature of the Earth is constant

Option 4: No option is correct

Question : Which trend is found about the distance between the galaxies?

Option 1: Constant

Option 2: Increasing

Option 3: Unpredictable

Option 4: Decreasing

Question : The market rate of exchange also reveals information about the _____.

Option 1: Slope of PPC

Option 2: Slope Indiiffrecne Curve

Option 3: The slope of budget line

Option 4: None of the above