Question

Match the following columns and select the correct option –
$\begin{array}{cc}\text{Column - I}& \text{Column - II}\\ \text{(a) Gregarious polyphagous pest}& \text{(i) Asterias}\\ \text{(b) Adult with radial symmetry and}& \text{(ii) Scorpion}\\ \text{larva with bilateral symmetry}& \\ \text{(c) Book lungs}& \text{(iii) Ctenoplana}\\ \text{(d) Bioluminescence}& \text{(iv) Locust}\end{array}$

• A. a - iii, b - ii, c - i, d - iv
• B. a - ii, b - i, c - iii, d - iv
• C. a - i, b - iii, c - ii, d - iv
• D. a - iv, b - i, c - ii, d - iii

Answer 1

The correct option is D a - iv, b - i, c - ii, d - iii

(a) Locust is a gregarious pest
(b) In Echinodermata, adult are radially symmetrical and larva are bilaterally symmetrical.
For example: Asterias.
(c) In Arthopoda, scorpion respires through book lungs.
(d) Bioluminescence (the property of a living organism to emit light) is well marked in ctenophores. For example : Ctenoplana.