Sunlight contains seven colours, viz violet, indigo ,blue, green, yellow, orange and red. The leaves appear green because they absorb all the colours and reflect green as green colour is least used in photosynthesis. This green colour reaches our eyes. Hence leaves appear green.
Magnification is -5: The negative magnification means the image is real and the absolute value(without negative sign) of magnification (5) indicates that the image is real and inverted.
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