Ecosystem MCQs with Answers

In succession, lithosphere takes place on?

• A.Sandy deserts
• B.Fertile soil
• C.Water bodies
• D.Bare rocks

Degree of variation within or among the species exists on different regions of the earth called?

• A.Ecosystem
• B.Habitat
• C.Biodiversity
• D.Biome

Past Paper MCQ

The major effect of Habitat fragmentation is?

• A.Enhanced migration corridors
• B.Increase in species population
• C.Expansion of natural habitats
• D.Inbreeding & loss of genetic diversity

Past Paper MCQ

Which of the following is the largest moist forest with broad leaves?

• A.The Sundarbans Mangrove Forest
• B.The Congo Rainforest
• C.The Taiga Forest
• D.The Amazon Tropical Rainforest

Identify the abiotic component in the following?

• A.Plants
• B.Animals
• C.Water vapors
• D.Bacteria

Process of returning a disturbed ecosystem to its natural state is called?

• A.Reclamation
• B.Restoration
• C.Rehabilitation
• D.Regeneration

The maximum number of cattle that a grassland can sustainably support is known as its _?

• A.Carrying capacity
• B.Biomass limit
• C.Ecological footprint
• D.Trophic threshold

Indirect effects of increase the organisms’ susceptibility to diseases.

• A.Habitat destruction
• B.Genetic mutation
• C.Overpopulation
• D.Climate adaptation

The community of biotic and abiotic components and their interactions for survival make up an?

• A.Ecosystem
• B.Biome
• C.Habitat
• D.Biosphere

Those species which relatively exist in low numbers but are not in immediate danger of extinction are called ?

• A.Endangered species
• B.Rare species
• C.Extinct species
• D.Vulnerable species