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Previous Year Questions

TLS Online TPP Program

QUESTION ID:1

Photoionization of gas molecules maintain the temperature profile of which atmospheric layer ?

QUESTION ID:2

Around the mid latitude, the surface winds are generally

QUESTION ID:3

How many biogeographic regions are reported to exist in India?

QUESTION ID:4

Energy transfer and nutrient flow through various trophic levels can be described as

QUESTION ID:5

The highest rate at which individuals can be harvested without reducing the population size  is called maximum sustainable yield of a

QUESTION ID:6

Leslie matrix population model is generally used to determine 

(a) the growth of population.

(b) the age distribution within population over time.

(c) the prey-predator interaction.

Choose the correct answer

QUESTION ID:7

lf ΔNn is equal to production of new individual in the population, Δt and N represent time and initial number of individuals of a population, then natality rate per unit of population is

QUESTION ID:8

In a health survey, 38 of 120 men and 24 of 80 women are found to be affected by nicotine by smoking. What is the probability of a randomly selected male being a smoker

QUESTION ID:9

If for a sample size (N) of 64, the mean ( X—) and standard deviation (SO) are found to be 82 and 6. Then standard error (SE) for the mean is

QUESTION ID:10

Public hearing is not mandatory project like

QUESTION ID:11

The preparedness for prevention of chemical accidents and emergency in industry should be made according & to the statuary framework of
(a) The National Environmental Tribunal Act 1975
(b) The Public  Liability Insurance Act 1991
(c) The Factories Act 1948
(d) The Water (Prevention and Control of Pollution) Act 1974
Choose the correct answer

QUESTION ID:12

The term (life) of a patent from the date of filing is

QUESTION ID:13

According  to the Hazardous Waste (Management and Handling) Rules, 1989, the limit for Polyaromatic Hydrocarbons (PAH) in waste suitable for recycling should be less than

QUESTION ID:14

The main objectives of the Wildlife (Protection) Act 1972 are
(a) Restricting hunting, killing or overexploitation of species
(b) Protection of wildlife, preservation of natural habitats and environment
(c) Recognizing the right of people to a healthy environment
Choose the correct answer

QUESTION ID:15

The signing ceremony of Paris agreement on climate change was held on April 22, 2016 at UN headquarter · The agreement will be open for signatures by the countries till

QUESTION ID:16

The committee, which reviews the EIA and EMP reports of developmental projects in Ministry of Environment, Forest and Climate Change, is called

QUESTION ID:17

In EIA, after official notification, time given to hold public hearing is

QUESTION ID:18

The corporate  social responsibility has been made mandatory since

QUESTION ID:19

The guiding principles  for the National Land Utilization Policy are as follows :

(a) Inclusive growth, poverty eradication and gender equality- equal opportunities.

(b) Balanced development and intergenerational justice .

(c) Efficient utilization of resources and mitigation of impacts.

(d) Integrated and comprehensive development planning.

Choose the correct answer

QUESTION ID:20

Degradation of different categories of pesticides  by soil microorganism is called

QUESTION ID:21

Given below two statements. One labelled as Assertion (A) and the other labelled as Reason(R) :
Assertion (A) : CO can contribute to the photochemical smog problem in cities.
Reason  (R) : It aids information of surface ozone.
Choose the correct answer

QUESTION ID:22

For spherical aerosol particles smaller than about 30 μm and with density much greater than air, their settling velocity varies with their size (d) as

QUESTION ID:23

Given below two statements One labelled as Assertion(A) and the other labelled as Reason(R) :
Assertion (A) : Sound barriers alongside motorways in urban areas are very effective in controlling noise.
Reason (R) :They act as reflectors of sound back into motorways and upwards.
Choose the correct answer

QUESTION ID:24

The effect of sulphate aerosol in the Earth's atmosphere is to

QUESTION ID:25

Solar radiation of average energy ~ 1.25 eV and intensity 500 W/m2 are incident on the surface of a solar flat plate collector. What is the approximate photon flux density impinging on the surface of the collector ?

QUESTION ID:26

A solar pond based electricity generation plant has an efficiency of 5% and output of 500 mW.  If the solar insolation is 1000 W/m2, what is the area of solar pond?

QUESTION ID:27

Intended nationally determined contribution of India envisages reduction in carbon intensify by 2030 below 2005 level by what Percentage?

QUESTION ID:28

By the year  2022, India's target of producing Power from wind energy is

QUESTION ID:29

Which among the following surfaces has maximum albe do?

QUESTION ID:30

A wetland ecosystem tem has a vory high Biological  Oxygen Demand (BOD). Which of the following statement  about such wetland is correct?

QUESTION ID:31

Desertification is the process of

QUESTION ID:32

Ecological restoration is the process of rebuilding a degraded ecosystem till

QUESTION ID:33

Consider the following four starements about we tland ecosystems:

Choose  the correct answer

They are the transitional zones between ternestrial and aquatic ecosystems 

They are highly productive .

They are source of greenhouse gases 

They normally occurin the floodplain of rivers

QUESTION ID:34

In soil conservation  pogramme, the tillage when  residues of previous  crops are left in the soil is called

QUESTION ID:35

Which of the following will provide the most valuable infomation for determining  risk of mass wasting of an area?

QUESTION ID:36

The  rapid downslope movement office or snow is called as

QUESTION ID:37

Among the following gases, which is not emitted by volcano?

QUESTION ID:38

In remote sensing ,ground truth data is generally required for

calibration of sensor

analysis  of remotely sensed data

accuracy assesment

Choose the correct answer

QUESTION ID:39

A species  the  population of which is low enough for it to be at risk of becoming extinct, but not low enough  that it is in imminent danger of extinction is called

QUESTION ID:40

Landscape  moseic comprises

QUESTION ID:41

Which of  the following country is  not a megadiversity centre of biodiversity ?

QUESTION ID:42

Sclerophyllous leaves are the characteristic features of

QUESTION ID:43

Among  the plants  listed below, which is not producing allergenic pollen grain

QUESTION ID:44

A species having a dominating influence on the structure and function of  community or ecosystem is known as

QUESTION ID:45

Which of the following trace  atmospheric gases is not an acid rain precursor ?

QUESTION ID:46

According to WHO report  2015, out of 20 most polluted cities oftha world, India has

QUESTION ID:47

With resplet to see, increase  in CO2, abundence is not responslble for which of the following 

QUESTION ID:48

Elements that cycle  in the environment and that also have a gaseous phase at some point in their cycle le include which of the following?
Phosphorus
Sulphur
Carbon 
Choose the comet answer

QUESTION ID:49

Poor aeration and  high water  holding capacity charaeleristic features of 

QUESTION ID:50

Ecological restoration is the process of rebuilding a degraded ecosytem till