Advertisements
Advertisements
Question
A food chain represents a unidirectional flow of X. What is X?
Solution
A food chain represents a unidirectional flow of energy.
X is energy.
APPEARS IN
RELATED QUESTIONS
In a food chain of frog, grass, insect and snake, assign trophic level to frog.
What will happen if we kill all the organisms in one trophic level?
Explain how the pesticides enter a food chain and subsequently get into our body.
What will happen if deer is missing in the food chain given below?
Grass → Deer → Tiger
A food chain occurring in the sea which provides food for many people can be written as :
phytoplankton → zooplankton → X → Y
Which organism in the above food chain is a (1) primary consumer, and (2) tertiary consumer?
Which of the following limits the number of trophic levels in a food chain?
(a) insufficient food supply from producer level
(b) decrease in energy at higher trophic levels
(c) increase in the number of organisms at higher trophic levels
(d) accumulation of harmful chemicals at higher trophic levels
Which of the following is an autotroph?
______ obtained energy from the chemical breakdown of dead organisms.
Animals that eat both plants and animals are called as Carnivores.
In the following food chain, vertical arrows indicate the energy lost to the environment and horizontal arrows indicate energy transferred to the next trophic level. Which one of the three vertical arrows (A, C and E) and which one of the two horizontal arrows (B and D) will represent more energy transfer? Give reason for your answer.
A food chain in a forest ecosystem
