Biology - Hydra
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Question 1 of 50
1. Question
Hydra is:
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Question 2 of 50
2. Question
Hydra is found in:
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Question 3 of 50
3. Question
In which type of habitat Hydra is found?
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Question 4 of 50
4. Question
The body organization i n Hydra is:
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Question 5 of 50
5. Question
Which of the following animals have scattered cells with cell tissue grade of organization:
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Question 6 of 50
6. Question
Amongst coelenterates , Hycdra is one of the smallest:
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Question 7 of 50
7. Question
An association mutually beneficial to both partners is represented by:
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Question 8 of 50
8. Question
Zoochlorellae in musculo-nutritive cells of Hydra live as:
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Question 9 of 50
9. Question
Zoochlorella is:
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Question 10 of 50
10. Question
The association of green algae with the cells of Hydra is called:
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Question 11 of 50
11. Question
Name of the colourless Hydra is:
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Question 12 of 50
12. Question
Hydra is:
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Question 13 of 50
13. Question
The pedal disc of Hydra is covered by:
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Question 14 of 50
14. Question
Body wall of Hydra forms from embryonic:
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Question 15 of 50
15. Question
The epitelio- muscular cells of Hydra occur in:
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Question 16 of 50
16. Question
The number of myonemes in muscle tail of epithelio-mucular cells:
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Question 17 of 50
17. Question
Hydra can suddenly contract its body in length with the help of:
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Question 18 of 50
18. Question
Which pair of cells is present in the epidermis of Hydra but not in its endoderm?
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Question 19 of 50
19. Question
Totipotent cells in Hydra are:
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Question 20 of 50
20. Question
Cells of Hydra which transform into all other cell types:
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Question 21 of 50
21. Question
Cells of Hydra possessing flagella and also from pseudopodia:
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Question 22 of 50
22. Question
Which of the following is not found in Hydra?
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Question 23 of 50
23. Question
Which type of cells is absent in gastrodemis of Hydra?
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Question 24 of 50
24. Question
Myofibril of Hydra is:
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Question 25 of 50
25. Question
The principal cellular constituents of the gastrodermis of Hydra are:
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Question 26 of 50
26. Question
Blindsac is characteristic of which animal?
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Question 27 of 50
27. Question
Hydra is characterized by the presence of:
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Question 28 of 50
28. Question
Body cavity of Hydra is:
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Question 29 of 50
29. Question
Coelenteron of Hydra serves the double purpose of:
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Question 30 of 50
30. Question
The coelenteron of Hydra is:
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Question 31 of 50
31. Question
The middle layer of the body wall of Hydra is known as:
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Question 32 of 50
32. Question
Mesogloea of Hydra is secreted by:
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Question 33 of 50
33. Question
Mesogloea of Hydra is:
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Question 34 of 50
34. Question
What structure in Hydra functionally corresponds to the pseudopodia of Amoeba?
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Question 35 of 50
35. Question
The tentacles of Hydra are:
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Question 36 of 50
36. Question
Tentacles of Hydra help in:
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Question 37 of 50
37. Question
Number of tentacles in Hydra is:
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Question 38 of 50
38. Question
Most sensitive region of the body of Hydra is:
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Question 39 of 50
39. Question
The growth zone of Hydra is located :
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Question 40 of 50
40. Question
In Hydra nematocysts are Maximum on:
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Question 41 of 50
41. Question
Nematocysts of Hydra are important for:
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Question 42 of 50
42. Question
Cells from cnidoblasts of Hydra are derived:
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Question 43 of 50
43. Question
The needle -like process of enidocyte is called:
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Question 44 of 50
44. Question
Hydra captures the victim by injecting the chemical:
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Question 45 of 50
45. Question
Hypnotoxin is a poisonous fluid produced by:
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Question 46 of 50
46. Question
The hypnotoxin of Hydra is chemically:
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Question 47 of 50
47. Question
Discharge of nematocysts depends upon:
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Question 48 of 50
48. Question
On stimulation the nematocysts shoot out within:
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Question 49 of 50
49. Question
In Hydra discharged nematocysts are replaced with in:
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Question 50 of 50
50. Question
Largest nematocyst of Hydra is:
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