Environment, Ecology & Biodiversity MCQs

Q.  Which of the following is / are Organochlorine pesticides?
1: DDT
2: Endosulphan
3: Aldrin
Select the correct option from the codes given below:


a. Only 1 & 2
b. Only 2 & 3
c. Only 1 & 3
d. 1, 2 & 3


ANSWER: See Answer
 
Organochlorine pesticides are persistent organic pollutants (POPs), a class of chemicals known to break down very slowly and bio- accumulate in lipid rich tissue such as body fat.
MCQs:  The Leq symbol is used in measuring which of the following kinds of pollutions?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Grasslands found in Africa are called-
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Under which of the following categories zooplanktons can be categorized?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  These forests are categorized by the moderate climate, trees having particular leaves shedding season, podozolic soil and fairly uniform rainfall. Which among the following is that type of forest?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  What is/are unique about the “Southern Birdwing”, a butterfly species found in India? 1: It is the smallest butterfly found in India 2: It is endemic to peninsular India 3: It has been adopted as the state butterfly of Karnataka Select the correct answer using codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Consider the following pollutants: 1: Nitrogen Oxides (NOx's) 2: Sulfur dioxide (SO2) 3: Perfluorocarbons (PFCs) 4: Nitrous oxide (N2O) Which of the above is/are responsible for Acid rain?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following faunal species found in India are invasive species? 1: Railway Creeper 2: Lantana 3: Black wattle Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Mulching as a farming practice is helpful in which among the following? 1. Seed germination 2. Improvement of soil structure 3. Increasing soil fertility 4. Moisture conservation 5. Control of pests Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Consider the following statements about Kaziranga National Park 1.Wild Water Buffalo is only found in Kaziranga National Park. 2.It is a World Heritage Site. 3.Kaziranga is recognized as an Important Bird Area. Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following observations are correct regarding the Nelapattu Bird Sanctuary, sometimes seen in news? 1.It is considered one of the biggest habitat for pelicans. 2.It is located about 20 km north of the Pulicat Lake. 3.The barrier island of Sriharikota separates the Pulicat lake from the Bay of Bengal. Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following is the correct sequence in ecological level from the lowest to the highest?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  The food chain in which the micro- organism feed by decomposing the organic matter is called-
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following are the main sources of indoor air pollution? 1: Excess moisture 2: New carpets 3: Outdoor pollution 4: Pesticide Select the correct answer from the codes given below-
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following is true about ecological pyramid of number in a forest ecosystem?
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Due to which of the following reasons the Loktak lake, Manipur was included on the Montreux Record in 1993? 1) An infestation of water hyacinth 2) The construction of a hydroelectric power plant. Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following statements are correct about mangroves? 1. Mangroves are littoral plant formation of tropical and subtropical sheltered coastlines. 2. Mangroves are trees and bushes growing below the high water level of spring tides. 3. They exhibit remarkable capacity for salt water tolerance. Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following statements are correct? 1. Mangroves grow in oxygen rich water logged soil which consist of Hydrogen Sulphide. 2. Some of the mangroves are included in IUCN Red List. Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following statements are correct? 1. The level of organic matter present in water is known as biological oxygen demand. 2. Greater BOD, lesser is the polluting potential. Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following statements are correct regarding Coral Reefs? 1) Coral is actually a living animal 2) Coral has a symbiotic relationship with ‘zooxanthellae Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts
MCQs:  Which of the following are the effects of Eutrophication? 1. Eutrophication creates a detritus layer in the ponds & lakes and produces successively shallower depth of surface water. 2. The water body is eventually reduced into marsh whose plant community is transformed from an aquatic environment to recognizable terrestrial ecosystem. Select the correct option from the codes given below:
Category: General Knowledge Quiz,   Published by: T-Code Scripts