Which of the following world is related to Homo sapiens?
A. Herbivore
B. Carnivore
C. Autotroph
D. Omnivore
A food chain starts with:
A. Nitrogen fixing organisms
B. Photosynthesizing organisms
C. Respiration
D. Decomposers
Mark the correct statement:
A. Phototrophs are transducers
B. Some herbivores are converters
C. Microconsumers are saprotrophs
D. All are correct
The following belong to the same trophic level:
A. Tiger and wild beer
B. Snake and earthworm
C. Deer and honey bee
D. Crow and cow
The importance of ecosystem lies in:
A. Cycling of materials
B. Flow of energy
C. Both (a) & (b)
D. None of the above
In lake ecosystem, the pyramid of biomass is:
A. Upright
B. Inverted
C. Anything possible
D. None is correct
The gross primary production is maximum in the following ecosystem:
A. Open sea
B. Grasslands and pastures
C. Coniferous forests
D. Tropical and sub-tropical forest
Man is a:
A. Producer
B. Consumer
C. Herbivore
D. None of these
