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Mark the statement that is incorrect for digestive system of cockroach

A

The wall of rectum is provided with six rectal papillae which help in the absorption of water and salt

B

Crop of cockroach is not used for digestion of food as it is lined by cuticle

C

Gizzard is internally provided with six cuticular teeth which crush the food

D

Peritrophic membrane is permeable to digested food and enzymes in the mesenteron

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AAKASH INSTITUTE ENGLISH-TEST 2-EXERCISE
  1. The most swollen segme in the leg of cockroach is

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  2. Circulatory system of cockroach is not known to possess

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  3. Mark the statement that is incorrect for digestive system of cockroach

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  4. Ootheca of cockroach is formed of secreted by

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  5. The alternate contraction and relaxation of terogosternal muscles in c...

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  6. In the male reproductive system of cockroach the seminal vesicles are ...

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  7. Flames cells are present in

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  8. Mark the incorrect statement about cockroach.

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  9. Toddy is made by fermenting sap from

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  10. Read the following statements and choose the correct option. Statemen...

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  11. Photoautotrophic cyanobacteria which can fix atmospheric nitrogen is/a...

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  12. Viruses belonging to genus Nucleopolyhedrovirus are the important comp...

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  13. Biocontrol agents are preferred over chemical methods of pests and dis...

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  14. Primary treatment of waste water is mainly a treatment.

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  15. The Ministry of Environment and Forests has initiated Ganga and Yamuna...

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  16. The turbidity of bottled fruit juices is cleared with the help of enzy...

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  17. State True (T) or False (F) for the following statements. ...

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  18. The incorrect statement regarding biogas is

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  19. Acetic acid is used in preparation of vinegar. It is usually obtained ...

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  20. The organism which is used commercially for the production of statins ...

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