Which of the following animals maintain ecological balance?

A. Frog

B. Rabbit

C. Earthworm

D. Cockroach

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. The only type of cell seen in a tendon is
  2. In which one of the following preparations, cell junctions come across most frequently ?
  3. Find the incorrectly matched pair.
  4. Which one of the following pairs of structures distinguishes a nerve cell from other types of cell ?
  5. Which of the following statements is not correct regarding neural tissue ?
  6. Nervous tissue cells that play several supporting roles but do not transmit impulses are called
  7. In all connective tissues, except which of the following, the cells secretes the fibres of collagen…
  8. The fibres of which of the following muscles are fusiform and do not show striations
  9. Which of the following statement(s) is/are correct regarding compound epithelium ?
  10. Statement 1 : Intercalated discs are important regions of cardiac muscle cells.Statement 2 : Intercalated…
  11. Cartilage tissues are likely to be slow in healing following an injury because
  12. Epithelial tissue is distinguished from connective tissue, muscular, or nervous tissue by its
  13. The shape of a persons ear is due to mainly to
  14. Which of the following type of cell junction is not found in animal tissues ?
  15. The given figure shows the digestive system of cockroach with few structures marked as A, B, C and D.…
  16. The given figure shows open circulatory system of cockroach with structure marked as A, B and C. Which…
  17. Match the epithetial tissue given in column-I with its location given in column-II and choose the correct…
  18. Which of the following statements regarding frog is not correct?
  19. Intercalated discs are the communication junctions between the cells of
  20. Select the correct statement regarding Periplaneta americana
  21. Which of the following statement(s) is/are correct about nervous system of cockroach ?It consists of…
  22. If the head of cockroach is cut off, it will still alive for as long as one week. It is because of
  23. Which of the following vertebrate tissues would be an excellent source of collagen?
  24. Identify the figure with its correct function Fig :. Adipose connective tissue
  25. The following figures A, B and C are types of muscle tissue. Identify A, B and C.
  26. Which of the following statement (s) is/are correct ?Loose connective tissue contains fibroblasts, macrophages…
  27. The kind of epithelium which forms the inner walls of blood vessels is
  28. Consider the following statements regarding cockroach and mark the correct option.Head is formed by…
  29. Read the following statements and answer the question.It is made of a single thin layer of flattened…
  30. The figure given below shows the alimentary canal of cockroach with few structures labelled as 1, 2,…