Answers

2015-09-16T18:50:27+05:30
Plants are autotrophs. they make their own food. the food is manufactured by cells and leaves and leaves are called its food factories . the exchange of gases takes place by stomata on the lower side on the leaf . but they are closed at night. the opening and closing is controlled by guard cell
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2015-09-16T23:13:37+05:30
Plant cell has large vacuoles. They have cell wall made up of cellulose(a complex substance) .it has plastics of 2 variety. - chloroplasts and leucoplasts.
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