Answer:
Many plant crops need more phosphorus than is dissolved in the soil to grow optimally. In addition, crops are usually harvested and removed – leaving no decaying vegetation to replace phosphorus. Therefore, farmers replenish the phosphorus ‘pool’ by adding fertilisers or effluent to replace the phosphorus taken up by plants.
Explanation:
<h2>Answer:</h2>
A decrease in the number of earth worms will also decrease the growth of plants.
<h2>Explanation:</h2>
Earths worms are the most essential dwelling invertebrates. They affect the biotic as well as abiotic properties of the earth. They are the decomposers in soil and provide free nitrogen to plants. So, if they are dramatically decreased in the soil they will affect the plant growth directly.
Answer:
A
Explanation:
If we compare a whale to a house fly, You can clearly state a whale is much larger. Looking at the life span of both of these organisms, House flies have a pretty brief lifespan (they live up to about 4 weeks) while a Blue whales life span ranges from 80-90 years.So, with that being said, I believe A is your correct answer.