Answer:
Ecological pyramid is a graphical representation showing the biomass or bioproductivity at each trophic level in a given ecosystem.
Limitations
The ecological pyramid does not take into account the same species belonging to more than one trophic level.
AnswerB, nipples. They have a type of patch on the belly that secretes milk. The young lick from this patch. Edontates do not have teeth.
<h3>Origin of cell.</h3>
In 1665,an english scientist Robert Hooke designed his own microscope and examined a cork from a bark of tree.He observed that cork is made up of many boxes like units which were packed together .He called these units <u>Cells</u>.
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Answer:
Robots are not made of cells.
Explanation:
Answer:
because to irrigate you need purified or rain water to not kill your plants/animals and once you've used your fresh water how would you get more purified water?