Which of these is true about antennae of cockroaches?(a) They have 2 pairs(b) They lack sensory receptors(c) They arise from membranous sockets(d) They are present in the thorax regionI have been asked this question in a job interview.My question comes from Animals Structural Organisations topic in chapter Structural Organisations in Animals of Biology – Class 11

Which of these is true about antennae of cockroaches?(a) They have 2 p

1.	Which of these is true about antennae of cockroaches?(a) They have 2 pairs(b) They lack sensory receptors(c) They arise from membranous sockets(d) They are present in the thorax regionI have been asked this question in a job interview.My question comes from Animals Structural Organisations topic in chapter Structural Organisations in Animals of Biology – Class 11
Answer» Correct answer is (c) They arise from membranous sockets To EXPLAIN I would say: Cockroaches have two antennae, that is, ONE pair of antennae. They have sensory receptors to help assess the surrounding environment. The antennae are PRESENT in the head region and arise from membranous sockets in FRONT of the eyes.

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