Number of spiracles present in the thorax of cockroach is___________?

Related Mcqs:

1. Number of spiracles present in cockroach is___________?

   A. 15 B. 10 C. 20 D. 30...

2. How many spiracles are present in cockroach_____________?

   A. 5 B. 10 C. 20 D. 40...

3. When abdomen expands, the number of spiracles open is_____________?

   A. 2 B. 3 C. 6 D. 8...

4. The wax present on the body of cockroach is secreted:

   A. Mucocytes B. Leucocytes C. Oenocytes D. Granulocytes...

5. In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?

   A. Arthropods B. Chordata C. Annelida D. Echinodermata...

6. In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen?

   A. echinodermata B. mollusca C. nematoda D. arthropoda Submitted by: Maryam Aftab...

7. Midgut in cockroach is a short narrow tube called____________?

   A. Hepatic caeca B. Gizzard C. Stomach D. Rectum...

8. The partly digested food is stored in________in cockroach?

   A. Gizzard B. Crop C. Hepatic caeca D. Rectum...

9. Chitin in cockroach is absent in____________?

   A. Epicuticle B. Exocuticle C. Endocuticle D. All of these...

10. Melanin pigment in cockroach is found in__________?

    A. Epicuticle B. Exocuticle C. Endocuticle D. All of these...