Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Where is the headquarters of the World Wide Fund (Far Nature), which was established in 1961 for the protection of animals and the environment?

A. Geneva
B. burn
C. Oslo
D. Switzerland
Answer» E.
2.

The cause of climate change is -

A. green house gases
B. depletion of ozone layer
C. Pollution
D. all of the above
Answer» E.
3.

Which of the following air pollutants can cause death by affecting the blood stream?

A. asbestos dust
B. cadmium
C. lead
D. carbon monoxide
Answer» E.
4.

Which of the following is a bioindicator of air pollution?

A. fern
B. Lichen
C. money plant
D. Amarbel
Answer» C. money plant
5.

In which period the process of land donation intensified?

A. Gupta period
B. Satavahana
C. Mauryan period
D. post-Gupta period
Answer» E.
6.

Which of the following day is observed as National Energy Conservation Day?

A. 5 जून
B. 15 सितम्बर
C. 4 नवम्बर
D. 14 दिसम्बर
Answer» E.
7.

The method of land conservation in which steps are made by cutting the hill slopes, its name is -

A. contour farming
B. Cover planting
C. strip farming
D. step farming
Answer» B. Cover planting
8.

Which of the following day is observed as World Ozone Day every year?

A. 16 सितम्बर
B. 16 दिसम्बर
C. 16 नवम्बर
D. 26 सितम्बर
Answer» B. 16 दिसम्बर
9.

'World Earth Day' is celebrated on-

A. 22 अप्रैल
B. 20 अप्रैल
C. 25 अप्रैल
D. 21 अप्रैल
Answer» B. 20 अप्रैल
10.

The noise level (in decibels) above what is called dangerous noise pollution?

A. 30 dB
B. 40 dB
C. 60 dB
D. 80 dB
Answer» E.
11.

Which of the following countries has issued orange pollution warning to its citizens in November 2015?

A. Mexico
B. India
C. Brazil
D. China
Answer» E.
12.

Harmful ultraviolet radiation coming from the sun can be caused by -

A. of liver cancer
B. of brain cancer
C. primary cancer
D. of skin cancer
Answer» E.
13.

The polluted atmosphere is cleaned by which of the following -

A. oxygen
B. Rain
C. nitrogen
D. Air
Answer» C. nitrogen
14.

Who among the following teams of scientists first discovered the ozone hole above Antarctica?

A. Russia team
B. the german team
C. the american team
D. British team
Answer» E.
15.

Which one of the following gases is not responsible for global warming?

A. methane
B. water vapour
C. argon
D. carbon di oxide
Answer» D. carbon di oxide
16.

Which one of the following gases is both harmful and beneficial to life on earth?

A. oxygen
B. ozone
C. nitrogen
D. carbon dioxide
Answer» E.
17.

Trade in Bengal during the post-Gupta period was

A. by gold coins
B. by shells
C. by copper coins
D. by silver coins
Answer» E.
18.

Which of the following fuels causes minimum air pollution?

A. Kerosene oil
B. hydrogen
C. Coal
D. diesel
Answer» C. Coal
19.

Which one of the following is not a mechanized method of prevention of air pollution?

A. bag filter
B. cyclone collector
C. cyclone separator
D. cyclone divider
Answer» E.
20.

Lichens are the best indicator of -

A. of air pollution
B. of water pollution
C. of soil pollution
D. of noise pollution
Answer» B. of water pollution
21.

Which one of the following is produced during the formation of photochemical sun fog?

A. hydrocarbons
B. nitrogen oxides
C. ozone
D. methane
Answer» C. ozone
22.

'Green Muffler' is related to-

A. from soil pollution
B. from air pollution
C. from noise pollution
D. from water pollution
Answer» D. from water pollution
23.

Which of the following greenhouse gases does not cause ozone pollution in the troposphere

A. methane
B. carbon monoxide
C. nitrogen oxides
D. water vapour
Answer» C. nitrogen oxides
24.

Reliable indicator of air pollution is

A. green algae and aquatic liverworts
B. ferns and cycas
C. lichen and moss
D. Neem and Mango
Answer» D. Neem and Mango
25.

Who called Shudras agriculturists?

A. Fahyan
B. huansang
C. itsing
D. Justin
Answer» C. itsing
26.

Lichens are more sensitive to which of the following?

A. सल्फर डाइआक्साइड(SO2)
B. Carbon Monoxide (CO)
C. Nitrogen dioxide (NO2)
D. Oxygen (O2)
Answer» B. Carbon Monoxide (CO)
27.

Which of the following is called natural pollutant?

A. mist
B. atmospheric nitrogen
C. Forest fire
D. None of these
Answer» D. None of these
28.

Which of the following are used for effluent treatment?

A. blue-green algae
B. fungus
C. all plants
D. unicellular green algae
Answer» E.
29.

The smallest of the Pallava chariots is

A. Bhima Rath
B. Arjuna Rath
C. Dharmaraja Rath
D. Draupadi's chariot
Answer» E.
30.

Noise pollution is caused by how many decibels of sound?

A. 50-60 dB
B. 80-90 dB
C. 40-70 dB
D. 20-35 dB
Answer» C. 40-70 dB
31.

The abiotic pollutants that pollute ground water are-

A. bacteria
B. algae
C. arsenic
D. Virus
Answer» D. Virus
32.

Which of the following metals is used as a catalyst in catalytic conversion?

A. palladium
B. radium
C. caper
D. Iron
Answer» B. radium
33.

Which of the following is a primary pollutant?

A. SO2
B. CO
C. NO२
D. All of the above
Answer» E.
34.

Water pollution control law came into force in India

A. 1968 से
B. 1982 से
C. 1974 से
D. 1976 से
Answer» D. 1976 से
35.

Which of the following is the main aerosol pollutant found in aircraft?

A. CO
B. CO2
C. fluorocarbon
D. SO२
Answer» D. SO२
36.

Irritation of eyes due to smoke

A. sulfur dioxide
B. PAN (Peroxyacetyl Nitrate)
C. ozone
D. nitric oxide
Answer» E.
37.

The emission of which one of the following greenhouse gases is completely anthropogenic?

A. colofluoro carbon
B. methane
C. nitrous oxide
D. hydrogen sulfide
Answer» B. methane
38.

Which of the following has not been identified as highly polluting industry by the Central Pollution Control Board?

A. Pulp paper
B. Sugar
C. Tea
D. Fertilizer
Answer» D. Fertilizer
39.

Who founded the city of Mamallapuram?

A. Sundar Pandya
B. Pulakeshin II
C. Narasimha Varman I
D. Rajendra Chola
Answer» D. Rajendra Chola
40.

Which is the first Indian state which has completely banned the use of plastic bags?

A. Himachal Pradesh
B. Punjab
C. Haryana
D. Jammu and Kashmir
Answer» B. Punjab
41.

Which of the following metals causes poisoning in humans?

A. Such as
B. glass
C. Iron
D. Magnesium
Answer» C. Iron
42.

The biggest source of harmful radiation in the home is

A. fan
B. heater
C. color tv
D. tube lights
Answer» D. tube lights
43.

The most important factor of soil pollution can be -

A. glass
B. plastic
C. Scavenger
D. CO2
Answer» C. Scavenger
44.

The maximum contribution in the production of traditional industrial goods sector in Uttar Pradesh is -

A. of cement
B. of cotton yarn
C. of sugar
D. botanical
Answer» D. botanical
45.

Which class of organisms is most sensitive to nuclear radiation?

A. aquifer
B. Bird
C. mammal
D. Reptiles
Answer» D. Reptiles
46.

The recognized stock exchange in Uttar Pradesh is-

A. in Lucknow
B. in Kanpur
C. in Varanasi
D. in ghaziabad
Answer» C. in Varanasi
47.

Which country receives the most acid rain?

A. China
B. Japan
C. Norwegian
D. United States
Answer» D. United States
48.

Blood cancer occurs in which industrial chemical-

A. Liver
B. Brain
C. lung
D. Bone marrow
Answer» B. Brain
49.

Japan's 'Minimata' disease in 1953, in which fishes were infected, was caused by an excess of which substance?

A. Nickel
B. lead
C. Mercury
D. cadmium
Answer» D. cadmium
50.

The objectives of Uttar Pradesh Udyog Bandhu are –

A. To encourage export of goods produced in Uttar Pradesh.
B. Ensuring time bound establishment of industrial units.
C. Providing training in business administration.
D. Providing credit to industries.
Answer» C. Providing training in business administration.