Flagship Prelims 2018 Batch 1 & 2 | TS 22 Environment & Biodiversity discussion

All aspirants who are giving tomorrow’s test should discuss all there doubts/queries about any question on this thread and not in the comments section of the test

Around 20 questions of the test can be solved using Tikdam method

Tikdams explanations in those selected questions are given in the explanation column itself

By closely observing those questions after every test you will gradually learn the art of Tikdams which will assist you in clearing the UPSC prelims

Highlights of tomorrow’s test:


Q.1) Which of the following are the possible affects of ‘Deforestation’?

1. It can result in an immediate lowering of ground water level.

2. In long-term, it can result in reduction of precipitation.

Select the correct option using the codes given below.

a) Neither 1 nor 2

b) 1 only

c) 2 only

d) Both are correct


Q.2) Which of the following are the examples of ‘Natural Coastal Wetland’?

1. Estuary

2. Lagoon

3. Creek

4. Backwater

5. Bay

6. Coral reef

Select the correct option using the codes given below.

a) 1, 2, 3, 4, 5 and 6

b) 1, 2, 3 and 6 only

c) 1 and 5 only

d) 2, 3 and 4 only


Q.3) Which of the following ecosystem produce produces pneumatophores (blind roots) to overcome respiration problem in the anaerobic conditions?

a) Mangroves

b) Coral Reefs

c) Tropical rain forests

d) Both (a) and (b)


Q.4)  Consider the following statements regarding Photochemical smog (smog):

1. One of the primary components of photochemical smog is ozone.

2. Photochemical smog can greatly decrease ultraviolet radiation.

Which of the statements given above is/are correct?

a) 1 only

b) 2 only

c) Both are correct

d) Neither 1 nor 2

Best of luck!

By Root

Caretaker @civilsdaily