Correct option: D
Solution:
a. Earthworm is a detritivore.
b. Succession occurs by pioneer species.
c. Ecosystem service includes pollination.
d. Population growth is affected by natality.
Q 31. Match the following and select the correct option: a. Earthworm i. Pioneer species b. Succession ii. Detritivore c. Ecosystem service iii. Natality d. Population growth iv. Pollination a. b. c. d. Option A i. ii. iii. iv. Option B iv. i. iii. ii. Option C iii. ii. iv. i. Option D ii. i. iv. iii.
Q 31. Match the following and select the correct option: a. Earthworm i. Pioneer species b. Succession ii. Detritivore c. Ecosystem service iii. Natality d. Population growth iv. Pollination a. b. c. d. Option A i. ii. iii. iv. Option B iv. i. iii. ii. Option C iii. ii. iv. i. Option D ii. i. iv. iii.
gives full scale deflection with a current of 
. The value of shunt, in order to convert it into an ammeter of 10 ampere range, will be 
![[\mathrm{Ni}(\mathrm{CO}) 4],[\mathrm{Ni}(\mathrm{CN}) 4]^{2-}](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-25ca8cc0452b80c10765631cf5f37277_l3.png "Rendered by QuickLaTeX.com")
and ![\left[\mathrm{NiCl}_{4}\right]^{2-}](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-ae9f97570b35b9a9ec847eef5963fc9b_l3.png "Rendered by QuickLaTeX.com")
species, the hybridisation state of 
atoms are respectively: 
dsp 
(B) 
(C) 
(D) 