Alimentary Canal of Cockroach

Q. The largest part of the alimentary canal in cockroach is:

1. Crop
2. Rectum
3. Gizzard
4. Ileum

Q. The digestive system of a cockroach is associated with symbiotic

1. bacteria
2. protozoan
3. virus
4. fungi

Q. Which of the following organs secrete digestive juices in cockroach?

1. Gizzard
2. Malpighian tubules
3. Crop
4. Hepatic caeca

Q.

Which class of phylum chordata doesnt have renal portal system?

Q. Solve this:
Q. Answer the following questions.
Q.5. Define the terms Nomenclature
Q.6. Name the structral and functional unit of lungs.
Q.7. How many bones are present in forelimb of man?
Q.8. What are ommatidia?