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Which of the following 9 objects is living or nonliving: bacteria, virus, moss, you, a lemon seed, the air, bread, lettuce and rocks. Apply each of the characteristics of life to each object in order to answer the question.



Answer :

Pulkit
bacteria - living
virus - non living
moss - living
you - living 
a lemon seed - living
The air - non living
bread - non living
lettuce - living
rocks - non living
Pixie
Bacteria and Virus exhibits asexual reproduction and hence living.
Moss, humans and lettuce exhibit sexual reproduction and growth with in them occurs from the inside due to multiplication of cells.Hence, they are considered living too..
A lemon seed is a living thing because it exhibits growth due to multiplication of its cells and it participates in respiration also.
Bread is non-living as it is a man-made product and has no signs of life in it.
Air is non-living as its just a mixture of gases and gases possess no life with in!
Rocks are non-living as they are formed just by the accumulation of soil and mineral particles which are indeed non-living.

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