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A Food Chain Occurring in the Sea Which Provides Food for Many People Can Be Written as : Phytoplankton → Zooplankton → X → Y Name One Phytoplankton. - Science

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प्रश्न

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

Name one phytoplankton.

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उत्तर

Algae are phytoplankton.

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अध्याय 5: Our Environment - Exercise 1 [पृष्ठ २३०]

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लखमीर सिंग Biology (Science) [English] Class 10
अध्याय 5 Our Environment
Exercise 1 | Q 76.1 | पृष्ठ २३०

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

List two main components of ecosystem?


What are trophic levels? Give an example of a food chain and state the different trophic levels in it.


What name has been given to those organisms which break down the complex organic compounds present in dead animals and plants?


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


What are the various steps of food chain called?


Fill in the following blank with suitable word :

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


Explain the terms 'producer' and 'consumer'. Give two examples of producers and two of consumers.


Give an example of a four step food chain operating in grassland. Name the secondary consumer in this food chain


Write down a food chain in the sea.


In a food chain, the initial organism is usually :
(a) photosynthetic
(b) herbivore
(c) saprophytic
(d) parasitic


In a food chain, the third trophic level is always occupied by :
(a) carnivores
(b) herbivores
(c) decomposers
(d) producers


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?


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


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.                                             

Which organism will have the maximum amount of pesticides accumulated through the food chain? What is this process known as?


Arrange the following in a correct sequence and form a food chain

Human → Insect → Algae → Fish


If 100 J energy is available at the producer level in a food chain then the energy available to the secondary consumer will be ______.


Food chains are very important for the survival of most species.

Matter and energy are two fundamental inputs of an ecosystem. Movement of:


What is Autotrophs?


In the following food chain, only 2J of energy was available to the peacocks. How much energy would have been present in Grass? Justify your answer.

GRASS → GRASS HOPPER → FROG → SNAKE → PEACOCK


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