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Head of cockroach is hypognathous beccau...

Head of cockroach is hypognathous beccause 

A

It lies hanging almost right angles to body

B

Posterior wider part is upward

C

Mouth parts are directed upward

D

All the above

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A
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AAKASH SERIES-STRUCTURAL ORGANISATION IN ANIMALS-EXERCISE-I (COCKROACH) (EXTERNAL CHARACTERS)
  1. The term 'vasa varicosa' was introduced by

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  2. The two common species of cockroaches found in India are:

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  3. The name Periplaneta americana is coined by

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  4. Which one of the following function is not done by 'exoskeleton' of co...

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  5. Which of the following is not real 'tagmata' of body of cockroach?

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  6. In each segment, exoskeleton have hardened plates called sclerites {...

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  7. Sclerites are joined to each other by thin and flexible membrane calle...

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  8. Head of cockroach is hypognathous beccause

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  9. Match the following with respective "sclerite" in cockroach feature  ...

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  10. At the base of each antenna of cockroach there is a small whitish spot...

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  11. Mouth parts of cockroach are

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  12. Which one is not correct wrt to 'labrum'

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  13. Arrange the different layers in the body wall from outer to inner 1)...

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  14. Choose the correct statement regarding 'coelom of Periplaneta american...

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  15. Match the following w.r.t to locomotion in cockroach {:("1) Prothora...

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  16. Write the correct sequence of legs in tripod inside and left side {:...

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  17. Prothorax contain which of the following components

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  18. Match the following {:("1) Crop ","a) Sieve & grinding mill"),("2) G...

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