Ecology One Liner Questions & Answers


Questions Answers
1 ‘Ecology’ is the study of the relationship between – Organism and environment
2 The term Ecosystem was proposed by – Tansley
3 Which four components constitute an ecosystem? Abiotic materials, Producers, Consumers, Decomposers
4 The number of organisms that can be supported by the environment in a given area is known as – Carrying Capacity
5 The actual location or place where an organism lives is called – Habitat
6 Which ecosystem covers the largest area of the earth’s surface – Marine Ecosystem
7 Which is the largest ecosystem of the world? Ocean
8 Which is one of the main causes of ecological imbalance in India? Deforestation
9 Which is an act that disturbs the ecological balance? Lumbering
10 The highest trophic level in an ecosystem is obtained by – Omnivores
11 The primary source of energy in Eco-body is – Solar energy
12 Driving force of an ecosystem is – Solar energy
13 10 percent law is related with – Transfer of energy as food from one trophic level to other
14 In the marine environment, the main primary producers are – Phytoplanktons
15 Among the biotic components of the ecosystem, the producer system is – Green Plants
16 Trophic level-I includes – Green plants
17 What is the correct order in the food chain of the various components of a terrestrial grass ecosystem is – Grass, Grasshopper, Frog, Snake
18 The pyramid of energy in any ecosystem is – Always upright
19 Biomass Pyramid is reversed in which type of ecosystem? Pond
20 An inverted pyramid of biomass can be found in which ecosystem? Marine
21 The amount of energy during the transfer from one trophic level to another in an eco-system – Decreases
22 The example of “Lentic Habitat” in the freshwater community is – Ponds and swamps
23 The transitional zone between two distinct communities is known as – Ecotone
24 Which is the most stable ecosystem? Ocean
25 Which is the largest ecosystem of the earth? Hydrosphere
26 The cycling of elements in an ecosystem is called – Biogeochemical cycles
27 The movement of nutrient elements through various components of an ecosystem is called – Bio-geo-chemical cycle
28 “Ecology is permanent economy” is the slogan of which movement? Chipko Movement
29 Chipko movement is related to – Plant conservation
30 The concept of the ecological niche was enunciated by – Grinnell
31 The measurement unit of the ecological footprint is – Global hectares
32 The minimum area of the land required to completely sustain the life of the person is called his – Ecological footprint
33 In the grassland, trees do not replace the grasses as a part of an ecological succession because of – Water limits and fire
34 The concept of ‘Ecological Transition’ was first used by – Bennett
35 The entire sequence of communities that successively change in a particular area are called – Sere