Advertisements
Advertisements
प्रश्न
Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is known as
पर्याय
eutrophication
pollution
biomagnification
accumulation
Advertisements
उत्तर
biomagnification
Explanation -
Biomagnification is the phenomenon through which certain pollutants such as non-biodegradable pesticides get accumulated in tissues in increasing concentration at successive trophic levels along the food chains.
APPEARS IN
संबंधित प्रश्न
In a food chain of frog, grass, insect and snake, assign trophic level to frog.
List two biotic components of a biosphere.
Which of the following constitute a food-chain?
In the following food chain, 100 J of energy is available to the lion. How much energy was available to the producer?
Plants → Deer → Lion
Explain how the pesticides enter a food chain and subsequently get into our body.
The following statement is true or false :
Secondary consumers and tertiary consumers, both are carnivores.
Which category of organisms forms the starting point of a food chain?
Write an aquatic food chain.
A food chain represents a unidirectional flow of X. What is X?
Can the organisms of any trophic level be removed without causing any damage to the ecosystem? Will the impact of removing all the organisms in a trophic level be different for different trophic levels?
Write down a food chain with five links in it.
What would happen to the number of grass plants and foxes if the number of rabbits decreased?
The following statement is true or false :
Only 10 per cent of the light energy given by the sun is available for transfer at each higher trophic level in a food chain.
Which common pesticide has accumulated in human body in considerable amounts?
What does garbage consist of?
Explain why, the flow of energy in the ecosystem is said to be unidirectional.
What are decomposers? What will be the consequence if the decomposers are completely eradicated from an ecosystem? Give justification in support of your answer.
The process of accumulation of harmful chemical substances like pesticides, in the body of living organisms at each trophic level of a food chain is known as ______.
The sequence of who eats whom in an ecosystem is called as ______.
