IASbaba’s TLP OPTIONAL – 2017 : Zoology [7th Aug, 2017] – Day 21

Archives

Q.1) Write short notes on the followings (not more than 200 words)

1. Significance of Ecotone
2. Primary succession
3. Biosphere

Q.2 Discuss the various anthropogenic activities which are leading to decomposition of Biosphere.

Q.3 Briefly explain the significance of Ozone layer and enlist various industrial factors causing its degradation.

Q.4 What you understand by term Ecological successions? Briefly explain secondary succession in forest.