What does a fish living in a pond or lake eats?

Academic Biology NCERT Class 7

Fish living in the pond or lake consumes plankton, small roots of pond plants free-floating in water, small floating pond plants, and larvae of insects, worms and other animals.

Tutorialspoint

Simply Easy Learning

Updated on: 20-Mar-2023

10 Views

Draw a diagram to show how sea water reaches a lake or pond.
An algae and a fish living in a pond are related to each other as both of them live in the same aquatic habitat (pond). How are they different from each other?
State one way in which the air pollution caused by the burning of fossil fuels in transport and industry can kill the fish living in a lake and one way in which the water pollution caused by an agricultural activity can kill fish living in the same lake.
How does a fish breathe?
Why does the increased level of nutrients (or fertilizers) in the lake water affect the survival of aquatic organisms (like fish)?
Why does the bottom of a tank or a pond containing water appear to be raised?
Which of the following is an artificial ecosystem?(a) pond (b) crop field (c) lake (d) forest
What would happen if someone eats Maggi all day or everyday?
Gopi buys a fish from a shop for his aquarium. The shopkeeper takes out one fish at random from a tank containing $5$ male fish and $8$ female fish What is the probability that the fish taken out is a male fish?
State True or false: If a man standing on a platform $2$ metres above the surface of a lake observes a cloud and its reflection in the lake
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
Paheli observed that most of the fish in the pond of her village were gradually dying. She also observed that the waste of a factory in their village is flowing into the pond which probably caused the fish to die.(a) Explain why the fish were dying.(b) If the factory waste is acidic in nature, how can it be neutralised?
The farmers use large amounts of a substance P in the fields to increase the crop yield. The excess of P dissolves in water and runs into a lake. The substance P causes rapid growth of tiny green water plants Q in the lake which cover the whole lake like a green sheet. When the plants Q die, the organisms called R decompose them by utilizing S dissolved in lake water. The amount of dissolved Sin water decreases too much due to which the fish living in lake suffocate and die. What are P, Q, R and S?
A pond contains clean water. Which of the following activities will produce least pollution of water?(a) Washing clothes in the pond (b) Bathing animals in the pond(c) Washing motor vehicles in the pond (d) Swimming in the pond
Water in our tap comes from ariverlakewellriver, lake or well

Kickstart Your Career

Get certified by completing the course

Get Started

Advertisements