Menu

Previous Year Questions

TLS Online TPP Program

QUESTION ID:1

Which of the following methods is generally not adopted for the safe disposal of biomedical waste?

QUESTION ID:2

Which of the following prompted the Govt. of India to enact Environment (Protection) Act, 1986 ?

QUESTION ID:3

Protection and improvement of environment and safeguarding of forest and wildlife is emphasized in constitution of India under the Article

QUESTION ID:4

Environmental Relief Fund was established under the provisions of

QUESTION ID:5

A type of lake that forms in the depression of the earth's crust between two parallel faults is known as

QUESTION ID:6

In case of plumes from a tall stack located on flat terrain Lofting' type of plume behaviour is observed when in the atmosphere

QUESTION ID:7

Turbulent updrafts and downdrafts flows are an example of

QUESTION ID:8

A niche of the species where there is no competition from other species is called

QUESTION ID:9

Dissipative process or energy during photosynthesis in a plant is

QUESTION ID:10

Which or the following substances is generally not considered toxic?

QUESTION ID:11

Percentage of tropospheric ozone in relation to total atmospheric ozone is about

QUESTION ID:12

Arnong the following, which one is the most hazardous chemical in the atmosphere?

QUESTION ID:13

The technique, which is fastest for measuring organic carbon is,

QUESTION ID:14

With increase in temperature, the specific conductivity of water

QUESTION ID:15

According to ZSI (GOI), which one of the following birds declined by 99% ?

QUESTION ID:16

According to Convention on International Trade in Endangered species (CITES) COP 17, which one of the following is transferred from CITES Appendix Il to Appendix I by January 2017.

QUESTION ID:17

Taxonomic diversity of a region with several ecosystems is

QUESTION ID:18

Soil water available to roots is

QUESTION ID:19

C₁ plants are commonly found in

QUESTION ID:20

The point at which the light intensity is just enough to produce energy by photosynthesis which equal to the energy used in respiration is called

QUESTION ID:21

The global paUern of prevailing winds drives the cell - like circulation pattern of ocean currents called

QUESTION ID:22

As the number of species in a food web increases

QUESTION ID:23

Each degree of latitude on the earth's surface represents approximately

QUESTION ID:24

Remote sensing satellites for earth observation are normally located in

QUESTION ID:25

Asian Ministerial Conference on Disaster Risk Reduction- 2016 (AMCDRR- 2016) was held in

QUESTION ID:26

Groundwater movement depends on lhe rollowing characteristics of rock materials.

Porosity

Permeability

specific yield

specific retention capacity

Choose the correct code:

QUESTION ID:27

Magma starts to crystallise when it loses heat during its upward rise to shallower level from a deep source. Which among the following is Bowen's Reaction Series?

QUESTION ID:28

A 2000 MW dam has maximum head of 200 m. What is the rate of falling water on the turbines? (Neglect losses)

QUESTION ID:29

A hydro power plant has a reservoir storage capacity of 2 x 10:~ m3 and its maximum head is 500 m. What is its potential energy ?

QUESTION ID:30

The maximum efficiency of hydrogen fuel cell is

QUESTION ID:31

In a biogas digestor having biomass and animal wastes as feed, for optimum methane production, the value of pH should be such that initially

QUESTION ID:32

Which of the following statements is true in relation to solar flat plate collectors? Glazing (glass or plastic) above the absorber plate?

QUESTION ID:33

Marinc pollution is caused by
Sewage
Land runoff
Oil spills
Ocean mining
Choose the correct code:

QUESTION ID:34

Which of the following wave properties is not taken advantage of in controlling noise?

QUESTION ID:35

The reaction 0 2 ~ 20, which occurs in the stratosphere, docs not occur in the troposphere to produce ozone due to

QUESTION ID:36

The most important global sink process for aerosols is

QUESTION ID:37

Identify the correct sequence with reference to environmental clearance process for new projects :

QUESTION ID:38

Which of the following elements has the longest oceanic residence time?

QUESTION ID:39

The purpose of offshore islands is focussed for site or landscape restoration to

QUESTION ID:40

Match the List-I and List-II. Identify the correct answer from the codes given below:

List - I                                                                              List - II

(Series)                                                                             (Life Cycle AnalysisPersonal

ISO 14040                                                                        Interpretation

ISO 14041                                                                        Impact assessment

ISO 14042                                                                        Principles and framework

ISO 14043                                                                         .Inventory Analysis

Codes:

(a) (b)  (c)   (d)

QUESTION ID:41

Which of the following can be used for valuing environmental amenities?

Hedonic pricing

Travel cost

Contingent valuation

Choose the correct code:

QUESTION ID:42

A graphical representation where frequencies are plotted against class intervals is called

QUESTION ID:43

Which one of the following is a density - independent factor that limits the size of the natural population?

QUESTION ID:44

In a multiple regression analysis, if the variance of the observed variable Y is 1.57 and variance of the residue is 0.52, then R-squarc value is

QUESTION ID:45

The median value of the following data:

1, 2, 3, 5, 8 and 100; is

QUESTION ID:46

Exchangeable sodium percentage (ESP)> 40, and pH> 9.8 arc characteristic of

QUESTION ID:47

The climate meet COP-22 was held in which country?

QUESTION ID:48

In an aquatic system, the presence of noxious gases such as I-I2S and CH4 is associated  with

QUESTION ID:49

Severe drought is declared if

QUESTION ID:50

The Global Warming Potential (GWP) or a substance depends on

the spectral band or its absorbing wavelengths

its residence time in atmosphere

its number of carbon molecules.

concentration of the substance

Choose the correct answer :