1. Ommatidia serve the purpose of photoperception in
2. Locomotion occurs in Earthworm with the help of
3. Blood vessel in Pheretima having valves is
4. Croaking of Frog is
5. Haemoglobin is dissolved in blood plasma of
6. In Earthworm, testes occur in segments
7. In earthworm, ovary is situated in segment
8. The main function of clitellum is
9. Male and female Cockroaches can be distinguished externally by
10. During hibernation,Frog repires through
11. Porous wood contains
12. Waxy coating on epidermis of young stem is
13. Determination of age of a tree by counting annual ring is
14. A.T.S of stem is stained first with safranin and then fast green.What would be the colour of phloem?
15. Hard woods have
16. Cork cambium is also called
17. Abnormal/anomalous secondary growth occurs in
18. The youngest layer of secondary phloem in woody dicot stem is located
19. Commercial cork is obtained from
20. Age of a tree can be determined by counting
21. Vascular cambium produces
22. Bulliform or motor cells occur in
23. Mesophyll is differentiated into palisade and spongy tissues in
24. Sunken stomata occir in
25. Lenticels are
26. Knots occur in wood due to
27. The balloon like growths of parenchyma in the lumen of a vessel are known as
28. Hypodermis in monocotyledonous stem is
29. Tyloses occur in
30. Number of fertilized eggs in ootheca of Cockroach is
31. Phaosome in Earthworm is
32. Chloragogen cells of Earthworm are similar to an organ of vertebrates
33. Opening of rectum in Frog is called
34. RBCs are nucleated in
35. Spiracles of Cockroach which are larger and always kept open are
36. Heart of Cockroach is
37. A respiratory pigment is absent in
38. Blood of Cockroach does not contain respiratory pigment. It means Cockroach
39. Endocrine glands of insects which secrete juvenile hormone are
40. 13- chambered tubular heart is found in
41. Typhlosole found in Pheretima occurs in
42. Chloragogen cells are involved in
43. Clitellum of Pheretima is thick girdle that is
44. Hearts of pheretima are situated in the segments
45. Region of Earthworm which is forest of nephridia is
46. Glands present in skin of Frog are
47. Bull Frog of India is
48. Tyloses occur in
49. Sunken stomata occur in
50. Predominant material present in cork cell walls is