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In which animal, nerve cell is present b...

In which animal, nerve cell is present but brain is absent ?

A

Sponge

B

Earthworm

C

cockroach

D

Hydra

Text Solution

Verified by Experts

The correct Answer is:
D
Hydra
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AAKASH INSTITUTE ENGLISH-ANIMAL KINGDOM (GENERAL ACCOUNTS & NON-CHORDATES)-Assignment (Section-C)
  1. Temperature changes in the environment affect most of the animals whic...

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  2. The process of series of changes from larva to adult after embryonic d...

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  3. Similarity in Ascaris lumbricoides and Anopheles stephensi:

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  4. Which statement is correct?

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  5. Which of the following animals have scattered cells with cell-tissue g...

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  6. Blastopore is the pore of:

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  7. In Hydra, waste materials after digestion and nitrogenous waste materi...

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  8. In which of the following haemocyanin pigment is found?

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  9. In which animal, nerve cell is present but brain is absent ?

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  10. Which one of the following is a matching pair of an animal and a certa...

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  11. Ommatidia serve the purpose of photoreception in : -

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  12. During its life cycle, Fasciola hepatica (Liver Fluke) infects its int...

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  13. Sycon belongs to a group of animals which are best described as

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  14. Which one of the following is not correctly matched?

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  15. The animal with bilateral symmetry in young stage and radial pentamero...

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  16. In Arthropoda, head and thorax are often fused to form cephalothorax,...

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  17. Which one of the following has an open circulatory system? (a) Hirudi...

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  18. Which one of the following is not a living fossil?

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  19. Biological organization starts with

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  20. Peripatus is a connecting link between

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