If the paramecium was not able to contract its contractile vacuole, it would be in danger of bursting. The cell would not be able to hold too much water. This would happen faster if the paramecium was in water with a low salt concentration because there is more water and less salt, so the water would accumulate faster.
The correct answer is complete flower. A flower that Contains both a male and a female reproductive structure is considered a complete flower.
<h3>What are complete flower?</h3>
A complete flower is a flower that includes all the four whorls such as petals, sepals, the male reproductive structure and female reproductive structure (pistil/ carpel).
Hence it is also called as a complete or perfect flower. Petunia is a complete flower.
Thus the correct answer is complete flower, is also called as a perfect flower.
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the correct answer is option <u>A. effluent from </u><u>factories</u><u>. </u><u> </u> (◍•ᴗ•◍)
