Environment & Ecology - MOST IMPORTANT UPSSSC Lower PCS Previous Year Questions
Practice real questions from previous year exams of UPSSSC Lower PCS.
📘 Sustainable Agriculture and Organic Farming📚 Organic, Natural & Climate-Smart Agriculture
Q1
Which of the following states of India has been declared first fully biological state of the country?
🎯 UPSSSC Lower PCS (Mains) G.S. 2015
📘 Sustainable Development📚 Definition and General Facts
Q2
It is necessary for sustainable development-
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 2003–04
📘 Ecological Adaptations📚 Examples of Adaptations in Plants
Q3
Hekistotherms are plants growing in
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 2013
📘 Alien & Invasive Species📚 Examples in India (Lantana, Water Hyacinth, African Catfish)
Q4
The exotic weed which had influenced agriculture, animal and humanity in five countries of the world including India and became so dangerous that in India recently, an international conference on its management had to be called, is known as-
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 1998
📘 In Situ Conservation – Protected Areas📚 Biosphere Reserves
Q5
Biosphere Reserve is the preservation area of:
🎯 UPSSSC Lower PCS sub (SPI) 2004
📘 In Situ Conservation – Protected Areas📚 Biosphere Reserves
Q6
Nokrek Biosphere Reserve is located in
🎯 UPSSSC Lower PCS (PRE.) G.S. 2016
📘 Types of Ecosystems - Marine Ecosystem📚 Misc
Q7
Which one of the following ecosystem is spread in the largest area of the earth?
🎯 UPSSSC Lower PCS CSE (PRE) Spl, G.S. 2002
📘 Indian Biodiversity📚 Bio-geographic Zones
Q8
Which one of the following eco regions of India is not correctly matched?
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 2013
📘 Biodiversity📚 Threats to Biodiversity
Q9
Although the human population of India is growing at a rapid pace, the bird population is declining rapidly because:
1. The number of hunters has increased extraordinarily.
2. Organic pesticides and organic fertilizers are being used extensively.
3. The habitat of birds has been cut in large scale.
4. Pesticides, chemical fertilizers and mosquito repellent drugs are being used extensively.
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 2002
📘 Ecological Succession📚 Primary Succession
Q10
The important four stages of ecological sequence are-
1. Attack
2. Weakness
3. Competition
4. Transfer
The correct sequence of these four stages during primary sequence is
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 1998
📘 Air Pollution - Introduction📚 Causes of Air Pollution
Q11
Assertion (A): Level of air pollution in Delhi during winter season is maximum.
Reason (R): The combustion process of vehicles increases in winter.
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 2003–04
📘 Light & Noise Pollution📚 Causes and Effects
Q12
Which of the following is the reason for maximum noise pollution?
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 2003–04
📘 Radioactive Pollution📚 Sources
Q13
Under the Nuclear Power Projects, Environmental Effects that have to be studied and resolved are-
🎯 UPSSSC Lower PCS (PRE.) G.S. 2013
📘 Biodiversity📚 Patterns and Importance of Biodiversity
Q14
The maximum biodiversity is found in-
🎯 UPSSSC Lower PCS CSE (PRE) G.S. 1998
📘 In Situ Conservation – Protected Areas📚 National Parks
Q15
Maximum biodiversity is found in-
🎯 UPSSSC Lower PCS CSE (PRE) Spl, G.S. 2002
📘 In Situ Conservation – Protected Areas📚 National Parks
Q16
Silent valley is located in
🎯 UPSSSC Lower PCS (PRE.) G.S. 2008
📘 In Situ Conservation – Protected Areas📚 National Parks
Q17
Match List-I with List-II and select the correct answer.
List – I (National Parks): A. Bandhvgarh B. Bandipur C. Rohila D. Gir
List - II (States): 1. Himachal Pradesh 2. Gujarat 3. Madhya Pradesh 4. Karnataka
🎯 UPSSSC Lower PCS CSE (PRE) 2002
📘 In Situ Conservation – Protected Areas📚 Wildlife Sanctuaries
Q18
Select the state that has the maximum number of wildlife sanctuaries (national park and sanctuary) in the following states-
🎯 UPSSSC Lower PCS CSE (PRE) 2004
📘 In Situ Conservation – Protected Areas📚 National Parks
Q19
Brahma Kamal (Saussurea obvallata) is naturally found in-
🎯 UPSSSC Lower PCS CSE (PRE) Spl. 2008
📘 Basics of Environment & Ecology📚 Misc
Q20
Assertion (A) : Forest is a renewable resource.
Reason (R) : They enhance the quality of environment.
Choose the correct answer from the given code:
🎯 UPSSSC Lower PCS CSE (PRE) Spl. G.S. 2002