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Q9. Match the following columns and select the correct option.

Column-I
a. Gregarious, polyphagous pest
b. Adult with radial symmetry and larva with bilateral symmetry
c. Book lungs
d. Bioluminescence

Column-II
i. Asterias
ii. Scorpion
iii. Ctenoplana
iv. Locusta

2. a (iv) b (i) c (ii) d (iii)

Solution:
a. Gregarious, polyphagous pest - Locusta
b. Adult with radial symmetry and larva with bilateral symmetry - Asterias
c. Book lungs - Scorpion
d. Bioluminescence - Ctenoplana

Q9. Match the following columns and select the correct option. Column-I a. Gregarious, polyphagous pest b. Adult with radial symmetry and larva with bilateral symmetry c. Book lungs d. Bioluminescence Column-II i. Asterias ii. Scorpion iii. Ctenoplana iv. Locusta
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