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Unit of ...... eye is ommatidium....

Unit of ...... eye is ommatidium.

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**Step-by-Step Solution:** 1. **Identify the Context of the Question:** The question asks for the unit associated with a specific type of eye, which is indicated by the term "ommatidium." 2. **Define Ommatidia:** Ommatidia are the individual visual units that make up a compound eye. Each ommatidium functions as a separate visual receptor. ...
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ICSE-STRUCTURAL ORGANISATION IN ANIMALS -Test Your Progress (Fill in the blanks with appropriate words)
  1. Epithelial tissue lining a blood vessel is known as ……………..

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  2. A neuron receives a nerve impulse through ......... and transmits it t...

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  3. The junction of two neurons is called …………..

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  4. The structural and functional unit of the striated muscle fibre is ca...

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  5. Haversian system is a diagnostic feature of ………

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  6. ........... joins a muscle to a bone.

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  7. The main function of erythrocytes is to .....for which they contain a ...

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  8. Marrow cavity of the bone is lined by .......

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  9. The cells which secrete fibres in a connective tissue are known as ......

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  10. Pseudostratified epithelium lines the ................ tract while tra...

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  11. Nissi's granules are found in …………

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  12. Brush-bordered cuboidal epithelial cells bear ……… on their free ends...

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  13. Autorhythmicity is a special property of the muscles of the ………..

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  14. The main function of a stratified squamous epithelium is ………………

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  15. A tendon attaches a …………... to a…………....

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  16. Unit of ...... eye is ommatidium.

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  17. Ootheca is secreted by ........... gland.

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  18. Peritrophic membrane is found in …………… of cockroach.

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  19. Mouth parts of cockroach are ……….type

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  20. ......... vision is formed in compound eye of cockroach.

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