Sperms of liverworts, mosses, ferns move towards archegonia, in response to uncleic acid released by the ovum. This is an example of:

  1. Home

Question:
Sperms of liverworts, mosses, ferns move towards archegonia, in response to uncleic acid released by the ovum. This is an example of:

1.Chemotropic movement

2.Chemotactic movement.

3.Chemosastic movement

4.Haptonastic movement.

Posted Date:-2021-09-01 20:49:51

More MCQS Questions and answers

  1. % age of CO2 carried as carboxyhaemoglobin is
  2. A disease of longs in which inside of the lungs is damaged resulting in cough and fever
  3. A joint formed between humerus, radius and ulna is an example of
  4. All of the following contain cartilage except
  5. Among the followings which is the most longest supportive cell?
  6. An increrase in plant girth due to activity of _____ is called secondary growth.
  7. Arterial blood contains ______ of CO2 per 100 ml of blood
  8. Collagen fibers of bone are hardened by deposition of:
  9. Ecdysone�
  10. Endoskeleton is secreted by:
  11. Epinasty is controlled by
  12. Exoskeleton of a marine snail is composed of
  13. Fibrous capsule surrounding synovial joints may be thickened at some places to form:
  14. Gibberellins is an example of
  15. Haemoglobin can be almost completely oxygenated by an oxygen pressure of ____ of mercury.
  16. Higher turgor pressure in a plant cell is maintained by:
  17. How many bones are present in the wrist?
  18. How many vertebrae are in sacrum?
  19. How many vertebrae are present in coccyx?
  20. How many vertebrae are present in lumbar region?
  21. How many vertebrae are present in the neck or cervical region of man?
  22. How many vertebrae are present in thoracic region?
  23. How many vertebrae are present in vertebral column of man?
  24. Important factors which affect the capacity of haemoglobin to combine with oxygen is
  25. In an annelids, the contraction of circular muscle results in:
  26. In which of the following joint muscles are arranged in the same plane as that of joint?
  27. Joint between two parietal bones, which is infact immovable one is an example of
  28. More than ______ compounds of tar of tobacco smoke are involved to cause cancer
  29. Of the following, which one is a contagious disease?
  30. Rapid movement of leaves of mimosa on touching is an example of :
  31. Respiratory distress syndrome is common especially for infants with a
  32. Roots of a plant show
  33. Secondary cell wall of sclerenchyma cells is impregnated with
  34. Sperms of liverworts, mosses, ferns move towards archegonia, in response to uncleic acid released by the ovum. This is an example of:
  35. The increase in pH of blood has _____ effect on the oxygen carrying capacity of haemogolobin
  36. The place of attachment of leaf with the shoot is called:
  37. Vascular Cambium initially appears as actively dividing cells between:
  38. Voice box is another name used for
  39. Which of the following animal has a hydrostatic skeleton:
  40. Which of the following animals has a respiratory system with one way flow of the air through the lungs, and the air is renewed after inspiration?
  41. Which of the following bone is not present in the hind-limb?
  42. Which of the following bones are present in pectoral girdle?
  43. Which of the following bones bones are present in the plam of hand?
  44. Which of the following hormone is predominantly responsible for bone weakening in older women?
  45. Which of the following plays the major role in providing support to young herbaceous parts of the plant:
  46. Which of the following promotes growth in plants?
  47. Which of the following statement about an arthropod exoskeleton is incorrect?
  48. Which of the following statement is incorrect about Molluscans?
  49. Which one of the following forms the blk of exoskeleton of an arthropod?
  50. Which one of the following is avascular structure?
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!