Ecosystem MCQs with Answers

Semi-intensive fish culture means ?

• A.Culture of fish in ponds
• B.Culture of fish in open seas
• C.Culture of fish in laboratory tanks
• D.Culture of fish without any human intervention

Managing vertebrate pests with other animals is called as ?

• A.Genetic control
• B.Chemical control
• C.Mechanical control
• D.Biological control

Past Paper MCQ

In IUCN categories, the geographical range of vulnerable species in the form of B1 (extent of occupancy) should be up to:

• A.Less than 100 km²
• B.Less than 5,000 km²
• C.Less than 20,000 km²
• D.Less than 50,000 km²

Which is not a type of environment?

• A.Natural environment
• B.Built environment
• C.Storeroom
• D.Social environment

Who coined the term Ecosystem?

• A.Haeckel
• B.Darwin
• C.Tansley
• D.Odum

Do you know, unless we take action, our oceans will contain more plastic than fish by _?

• A.2030
• B.2040
• C.2050
• D.2060

In fact, it consumes more fresh water than any other human activity.

• A.Industrial manufacturing
• B.Agricultural production
• C.Domestic household use
• D.Thermal power generation

Alley cropping' means:

• A.Planting crops in circular patterns around a central water source
• B.Growing of crops along narrow alleys between buildings in urban areas
• C.Growing of field crops in between two widely spaced rows of fast growing trees
• D.Cultivating crops exclusively on terraced mountain slopes

Population is a group of:

• A.All living organisms in a biome
• B.Different species in an area
• C.Individuals in a species
• D.All organisms and their environment

Many animals have become endangered species due to

• A.Climate change only
• B.Overhunting
• C.Natural aging
• D.Increased rainfall