Earthworm - morphology and anatomy — practice questions
2 questions in the bank on this idea. Below are 2 of them, exactly as they appear in a test.
Which structure in an earthworm helps grind ingested food before it passes into the intestine?
- A. Pharynx
- B. Gizzard
- C. Crop
- D. Typhlosole
Following are the statements about prostomium of earthworm. (1) It serves as a covering for mouth. (2) It helps to open cracks in the soil into which it can crawl. (3) It is one of the sensory structures. (4) It is the first body segment. Choose the correct answer from the options given below.
- A. (2) and (3) are correct
- B. (1), (2) and (3) are correct
- C. (1), (2) and (4) are correct
- D. (1), (2), (3) and (4) are correct
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