General Ecology MCQsBy: Prof. Dr. Fazal Rehman | Last updated: May 14, 2025 12 Score: 0 Attempted: 0/12 Subscribe 1. : A single bacterium in the soil interacts with. (A) The water (B) Air (C) Particles of soil around it (D) All of the above 2. : The organism that depends on plants for food and energy is called as. (A) Consumer (B) Decomposer (C) Carnivorous (D) Insectivorous 3. : Terrestrial biomes have a rapid exchange of. (A) Carbon dioxide (B) Oxygen (C) Water (D) All of the above 4. : The net amount of energy that is fixed by plants is called. (A) Gross primary production (B) Net energy (C) Net production (D) Gross usage 5. : The following is an example of Terrestrial Biome. (A) Tropical rainforest (B) Rivers (C) Streams (D) All of the above 6. : Which of the following is the example of primary producers in the ecosystem? (A) Animal (B) Plants (C) Fungi (D) Arthropods 7. : Energy _____ in an Ecosystem. (A) Is released (B) Is absorbed (C) Flows (D) All of the above 8. : Movement of matter through the ecosystem is called. (A) Biogeochemical cycle (B) Chemical cycle (C) Biological cycle (D) Geothermal cycle 9. : Which of the following is the smallest unit of Ecosystem? (A) Ionosphere (B) Lithosphere (C) Biosphere (D) Mesosphere 10. : Movement of matter through the ecosystem is called. (A) Biological cycle (B) Chemical cycle (C) Biogeochemical cycle (D) Geothermal cycle 11. : The Biosphere consists of the following. (A) Lakes (B) Soils (C) Solid sediments (D) All of the above 12. : Communities along with their physical environments are known as. (A) Ecology (B) Ecosystem (C) Population (D) Species More ECOLOGY MCQs Related Posts:Human body systems and health (e.g., digestion, respiration, circulation) MCQs in Everyday Science [General] MCQs in Everyday Science [General]ECOLOGY MCQSCultural and Human Ecology MCQsHuman Ecology MCQsWildlife Ecology and Management of animals MCQSEthology and behavioral ecology MCQs