Environment & Biodiversity
Which among the following crops would enrich the Nitrogen content in the soil?
A. Potato
B. Sorghum
C. Sunflower
D. Pea
D. Pea
"Ecology is Permanent Economy" This slogan is related to which of the following movements?
A. Chipko Movement
B. Narmada Bachao Andolan
C. Appiko movement
D. None of them
A. Chipko Movement
Which of the following is the unit of measurement of the "Ecological Footprint"?
A. Global Hectare
B. Gallon Per Capita
C. Cubic metre
D. Man Hour
A. Global Hectare
In which of the following food chains, the Pyramid of Numbers will be always inverted?
A. Grassland Food chain
B. Ponds Food chain
C. Forests Food Chain
D. Parasitic food chain
D. Parasitic food chain
Which among the following always decreases in a Food chain across trophic levels?
A. Number
B. Accumulated chemicals
C. Energy
D. None of the above
C. Energy
Biomass is defined as-
A. Total organic matter existing in an ecosystem
B. Total inorganic matter existing in an ecosystem.
C. Total organic and inorganic matter existing in an ecosystem
D. None of the above
A. Total organic matter existing in an ecosystem
How are trophic levels in the food chain formed?
A. Detritus
B. Heterotrophs
C. Autotrophs
D. All of the above
D. All of the above
What is true about Commensalism biotic interaction?
A. One species is benefited and the other is unaffected.
B. Both species benefit.
C. Both the species are harmed.
D. One species is harmed and the other is unaffected.
A. One species is benefited and the other is unaffected.
Which nutrient cycle is a sedimentary cycle?
A. Hydrological cycle
B. Carbon cycle
C. Phosphorus cycle
D. Nitrogen cycle
C. Phosphorus cycle
Which forest ecosystem is marked by the cold region, high rainfall, and evergreen conifers?
A. Boreal forest ecosystem
B. Tundra ecosystem
C. Temperate Deciduous forest
D. None of the above
A. Boreal forest ecosystem