Advertisements
Advertisements
Question
List two biotic components of a biosphere.
Advertisements
Solution
Two biotic components of a biosphere are as follows:-
1. Producers or autotrophs
2. Consumers or heterotrophs
APPEARS IN
RELATED QUESTIONS
Why are green plants called producers?
Which category of organisms forms the starting point of a food chain?
Write down a food chain which ends with humans.
Which of the following is not a producer?
(a) grass
(b) zooplankton
(c) phytoplankton
(d) paddy
If 5 joules of energy is available at producer level (plants), then how much energy will be transferred to the lion in the following food chain?
Plants → Goat → Lion
Fill in the following blank with suitable word :
Grass → ........... → Human
______ obtained energy from the chemical breakdown of dead organisms.
Animals that eat both plants and animals are called as Carnivores.
Which statement is correct with respect to the food chain?
Study the picture given below showing three food chains (a), (b) and (c) and answer the following questions:
- Name the type of ecosystems that exist in food chains (b) and (c).
- The first trophic level in all food chains is producers. Why? What percentage of solar energy do these producers capture for their use?
- Why are the arrows shown in the diagram in one direction only and not vice versa? Justify.
