A. Nitrogen fixing organisms
B. Photosynthesizing organisms
C. Respiration
D. Decomposers
Related Mcqs:
- Mr. X is eating curd/yoghurt. For this food intake in a food chain he should be considered as occupying:
A. First trophic level
B. Second trophic level
C. Third trophic level
D. Fourth trophic level - In a food chain, man is:
A. Producer
B. Primary consumer only
C. Primary and Secondary consumer
D. Secondary consumer only - A food chain consists of:
A. Producers and primary consumers
B. Producer, herbivores and carnivores
C. Producers, carnivores and decomposers
D. Producers, consumers and decomposers - In a food chain, the initial organism is:
A. Herbivore
B. Photosynthesis
C. Carnivore
D. Symbiotic - In a parasitic food chain which trophic level is represented by bugs and lices?
A. T4
B. T3
C. T2
D. T1 - Energy transfer from one trophic level to other in a food chain is:
A. 1%
B. 2%
C. 10%
D. 20% - In food chain, herbivores are:
A. Producer
B. Primary consumer
C. Secondary consumers
D. Decomposers - Ten percent law of energy transfer, in a food chain was enunciated by:
A. Elton
B. Heackel
C. Lindeman
D. Schimper - A food chain has the following trophic levels:
A. 3 or 4
B. 3
C. 2
D. 1 - In a food chain, the total amount of living material is depicted by: A. Pyramid of biomass B. Pyramid of energy C. Pyramid of number D. Trophic levels
xA. Pyramid of biomass
B. Pyramid of energy
C. Pyramid of number
D. Trophic levels