Read the following statement having two blanks A and B. In cockroach, a ring of 6 - 8…

Biology · Class 11 · CBSEStructural Organisation in Animals

Read the following statement having two blanks A and B.
In cockroach, a ring of 6 - 8 blind tubules called (A) is present at the junction of foregut and midgut while at the function of midgut and hindgut is present a ring of 100 – 150 yellow coloured thin filamentous (B) .
The one correct option that fills the two blanks is

  1. a

  2. b

  3. c

  4. d

Answer

(C) c

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