मराठी

Most of the Water Surface of a Lake is Covered with Algae. this Algae is Part of the Food Chain Which Also Includes Small Fish, Bird, Larvae and Big Fish. Which of the Following Will Obtain the Maximu - Science

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प्रश्न

Most of the water surface of a lake is covered with algae. This algae is part of the food chain which also includes small fish, bird, larvae and big fish. Which of the following will obtain the maximum energy?
(a) big fish
(b) bird
(c) larvae
(d) small fish

उत्तर

 larvae
Larvae feed on algae for their nutrition, so they get the energy they require directly from the producers. Thus, they get the maximum energy among all the consumers.

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पाठ 5: Our Environment - Exercise 2 [पृष्ठ २४२]

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लखमीर सिंह Biology (Science) [English] Class 10
पाठ 5 Our Environment
Exercise 2 | Q 51 | पृष्ठ २४२

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संबंधित प्रश्‍न

Fill in the following blank with suitable word :

In nature, all green plants are............ whereas animals are consumers.


What will happen if we kill all the organisms in one trophic level?


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

Name one phytoplankton.


Some hunters are roaming in the plush green forest of Africa. They spot a deer and kill it. They decide to roast the deer there and then and eat it. When the hunters had just finished enjoying the feast of roasted deer, a lion attacks them. The lion kills one of the hunters and eats his flesh.
(a) write a food chain which provides food to lion in this case.
(b) Which animal (other than deer) the lion could look for food if he did not get the hunter as prey?
(c) Which other animal in the forest could have been in place of lion?
(d) How does the above food chain differ form the food chain such as : plants → goat → man?


 Explain why, a food chain usually cannot have more than three or four steps.


Which of the following gets the minimum energy through the food chain in an ecosystem?
(a) carnivore
(b) large carnivore
(c) producer
(d) herbivore


Give one example of a food chain in an aquatic ecosystem?


Give some examples for Biodegradable and Non-biodegradable waste.

S. No. Biodegradable waste Non-biodegradable waste
1. Food Waste Plastic Bottles
2.    
3.    
4.    
5.    

Each level in the food chain is called a ______ level.


Define – Heterotrophs.


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