(a) Match the terms given in column I with the terms given in column II and column III having the same meaning :
`{:("Column I","Column II","Column III"),((i) " Secondary consumer","Herbivore","1st trophic level"),((ii) " Primary consumer","Autotroph","3rd trophic level"),((iii) " Producer","Carnivore","4th trophic level"),((iv) " Tertiary consumer","Large carnivore","2nd trophic level "):}`
(b) Give one example of a food chain having four organisms. Below each organism write the three appropriate terms from the part (a) above which you think it represents.

Answer

(a) (i) Secondary consumer ; Carnivore ; 3rd trophic level (ii) Primary consumer ; herbivore ; 2nd trophic level (iii) Producer ; Autotroph ; 1st trophic level (iv) Tertiary consumer ; Large carnivore ; 4th trophic level
(b) `{:(" Plant ", to, " Insect ", to, " Frog " ,to, " Snake "),(" Autotroph " ,, " Herbivore ",," Carnivore ",," Large carnivore "),(("Producer"),,("Primary consumer") ,,("Secondary consumer"),,("Tertiary consumer")),(("1st trophic level"),,("2nd trophic level"),,("3rd trophic level"),,("4th trophic level")):}`