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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.
उत्तर
Algae are phytoplankton.
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संबंधित प्रश्न
Which of the following are always at the second tropic level of food chains?
In a food chain of frog, grass, insect and snake, assign trophic level to frog.
Give an example of a four step food chain operating in grassland. Name the secondary consumer in this food chain
What is a food chain?
The following is a food chain that ends with human :
plants → bee → human
Explain how plants provide food for bees.
Fill in the following blank with suitable word :
Grass → ........... → Human
In addition to wheat plants, a crop field ecosystem has organisms such as snake, peacock, eagle and mice. If the wheat plants are sprayed with pesticides periodically, which of the following will have the minimum concentration of pesticides in the body?
(a) snake
(b) eagle
(c) mice
(d) peacock
Write the importance of the food chain.
The food chain begins with the energy given by the ______.
Which group of organisms are not constituents of a food chain?
- Grass, lion, rabbit, wolf
- Plankton, man, fish, grasshopper
- Wolf, grass, snake, tiger
- Frog, snake, eagle, grass, grasshopper
