IAS Environment & Ecology — Environment & Ecology previous year questions with solutions.
A pesticide which is a chlorinated hydrocarbon is sprayed on a food crop. The food chain is: Food crop → Rat → Snake → Hawk. In this food chain, the highest concentration of the pesticide would accumulate in which one of the following?
Consider the following statements: 1. The boundaries of a National Park are defined by legislation. 2. A Biosphere Reserve is declared to conserve a few specific species of flora and fauna. 3. In a Wildlife Sanctuary, limited biotic interference is permitted. Which of the statements given above is/are correct?
The United Nations Framework Convention on Climate Change (UNFCCC) is an international treaty drawn at:
Consider the following pairs: Protected Area | Well-known For 1. Bhitarkanika, Odisha | Saltwater Crocodile 2. Desert National Park, Rajasthan | Great Indian Bustard 3. Eravikulam, Kerala | Hoolock Gibbon Which of the pairs given above is/are correctly matched?
Consider the following statements: 1. Biodiversity hotspots are located only in tropical regions. 2. India has four biodiversity hotspots i.e., Eastern Himalayas, Western Himalayas, Western Ghats and Andaman and Nicobar Islands. Which of the statements given above is/are correct?
Consider the following: 1. Oxides of Hydrogen 2. Oxides of Nitrogen 3. Oxides of Sulphur Which of the above causes/cause acid rain?
The marine animal called Dugong which is vulnerable to extinction is
Consider the following regions: 1. Eastern Himalayas 2. Eastern Mediterranean region 3. North-Western Australia Which of the above is/are Biodiversity Hotspot(s)?
In making the saffron spice, which one of the following parts of the plant is used?
The concept of carbon credit originated from which one of the following?
The Panda belongs to the same family as that of
In the context of Indian wild life, the flying fox is a
Out of all the biosphere reserves in India, four have been recognized on the World Network by UNESCO. Which one of the following is not one of them?
Consider the following statements: 1. Salt-water crocodile is found in the Andaman and Nicobar Islands. 2. Shrew and Tapir are found in the Western Ghats of the Malabar region. Which of the statements given above is/are correct?
For which one of the following snakes is the diet mainly composed of other snakes?
Consider the following statements: 1. Clean Development Mechanism (CDM) in respect of carbon credits is one of the Kyoto Protocol Mechanisms. 2. Under the CDM, the projects handled pertain only to the Annex-I countries. Which of the statements given above is/are correct?
Which one of the following is an insectivorous plant?
Consider the following 1. Rice fields 2. Coal mining 3. Domestic animals 4. Wetlands Which of the above are sources of methane, a major greenhouse gas?
Which of the following pairs in respect of current power generation in India is/are correctly matched? (Rounded Figures) | (Rounded Figure) 1. | Installed electricity Generation capacity | 100000 MW 2. | Electricity generation | 660 billion kWh
Consider the following statements: 1. In India, Red Panda is naturally found in the Western Himalayas only. 2. In India, Slow Loris lives in the dense forests of the Northeast. Which of the statements given above is/are correct?
Dalbergia species is associated with which one of the following?
Which one of the following parts of the pitcher plant becomes modified into a pitcher?
Which one of the following is also known as Top Slip?
The largest coral reef in the world is found near the coast of which one of the following countries?