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How many ganglia are present in the thor...

How many ganglia are present in the thorax and abdomen, respectively in cockroach arise from?

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ASSAM ACADEMIC CENTRE-STRUCTURAL ORGANISATION IN ANIMALS -EXAMPLE
  1. Cockroaches are uricotelic. Justify.

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  2. Name any two accessory/additional excretory organs of cockorach.

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  3. How many ganglia are present in the thorax and abdomen, respectively i...

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  4. What name is given to the several component units of a compound eye of...

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  5. Why is mosaic vision also known as nocturnal vision?

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  6. Where are the testes located in the body of a cockroach?

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  7. What name is given to the external genitalia of a male cockroach?

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  8. Name the accessory male reproductive gland of a cockroach. Where is it...

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  9. Where are the sperms stored temporarily in the body of a male cockroac...

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  10. What are spermatophores?

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  11. How many ovarioles are found in an ovary of a cockroach?

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  12. Where are spermathecae present in a female cockroach?

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  13. What are oothecae?

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  14. How many times do nymphs moult to reach the adult form of cockroach?

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  15. Development in cockroach is described as paurometabolous. What is mean...

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  16. Name the four types of tissues in animals.

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  17. How is ciliated epithelium different from brush- bordered epithelium?

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  18. Name the specific tissue that lines the bronchioles. State any one adv...

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  19. Name the kind of epithelium found in the proximal convolued tubule of ...

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  20. Name the kind of epithelium found in lung alveoli. What is the advanta...

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