मराठी

Which of the Following Belong to the Same Trophic Level? Tree ; Frog ; Snake ; Grass ; Lizard - Science

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प्रश्न

Which of the following belong to the same trophic level?
Tree ; Frog ; Snake ; Grass ; Lizard

 
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उत्तर

Trees and grass belong to the same trophic level as they are both producers.

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पाठ 5: Our Environment - Exercise 1 [पृष्ठ २२६]

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लखमीर सिंह Biology (Science) [English] Class 10
पाठ 5 Our Environment
Exercise 1 | Q 10 | पृष्ठ २२६

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्‍न

State with reason any two possible consequences of elimination of decomposers from the Earth.


Which category of organisms forms the starting point of a food chain?


Construct a food chain comprising the following :
Snakes, Hawk, Rats, Plants


Consider the food chain :
Grass → Deer → Lion
What will happen if all the lions are removed from the above food chain?


A student went to study a local pond. In one part of the pond she noticed tadpoles scraping at some pond weed. In another part she saw a water beetle holding a tadpole in its jaws.
(a) Construct a food chain for the pond.
(b) How many links are there in this chain?


Organisms of a higher trophic level which feed on several types of organisms belonging to a number of lower trophic levels constitute the ______.


A food chain occurring in the sea which provides food for many people can be written as :
phytoplankton → zooplankton → X → Y

What could be X?


Write the percentage of energy transferred from autotrophs to the next level in a food chain.


Name the process in which a harmful chemical enters the food chain and gets concentrated at each trophic level.


In a food chain consisting of grass, frog, bird and insects, where will the concentration of the harmful chemicals be maximum?


Fill in the following blank with suitable word :

Lettuce → ............. → Fox


Explain why, the flow of energy in the ecosystem is said to be unidirectional.


A food chain consists of fish, larvae, phytoplanktons and birds. The level of pesticides in water in which the fish, larvae and phytoplanktons live is quite high.

Write the food chain comprising all the organisms mentioned above.


What would happen if an organism is removed from the food chain?


In an ecosystem, herbivores represent ______.


A food chain comprising birds, green plants, fish and man. The concentration of harmful chemical entering the food chain will be maximum in ______.


In a food chain grasshopper gets energy by eating frog.


DDT was sprayed in a lake to regulate breeding of mosquitoes. How would it affect the trophic levels in the following food chain associated with a lake? Justify your answer.

 


Use of several pesticides which results in excessive accumulation of pesticides in rivers of ponds, is a matter of deep concern. Justify this statement. 


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