The Formation of Vegetable Mould Through the Action of Worms is the title of a classic study by Charles Darwin.What is the true role of earthworms in soil formation?
A) Earthworms can ingest their weight in soil every day, enriching it with organic material.
B) Earthworms consume valuable air that is needed by plant roots.
C) Earthworms are harmful to plant and spread plants root diseases.
D) All of the choices are correct.
E) None of the choices are correct.
Correct Answer:
Verified
Q1: Polychaetes crawl by means of leg-like _
Q2: Giant axons are utilized in the earthworm
Q3: The polychaetes
A) belong to the smallest and
Q4: The calciferous glands in the earthworm
A)produce enzymes
Q5: The high degree of development of eyes
Q8: Chloragogen cells
A)float free to distribute materials to
Q9: The typical nervous system of a polychaete
Q9: A robin has difficulty pulling an earthworm
Q10: You experiment with a live earthworm and
Q12: Polychaetes differ from other annelids because polychaetes
A)lack
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