Pertrophic membrane is present in
A. Fore gut
B. Mid gut
C. Hind gut
D. None of these
Answer: Option B
Solution(By Examveda Team)
Peritrophic membrane is present in Midgut.The peritrophic membrane (PM) is an anatomical structure surrounding the food bolus in most insects.
The peritrophic membranes are formed by secretion of the midgut epithelium. They consist of a network of chitin-containing microfibrils embedded in a matrix of proteins, glycoproteins, and proteoglycans. The thickness of the peritrophic envelope is 280 nm.
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The reduviid bug Sycanus collaris is a predatory of
A. Coconut rhinoceros beetle
B. Red palm weevil
C. Both A and B
D. Termites
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