Question

What does a food chain show?
Study the food chain below.
Phytoplankton 》Krill 》 Baleen whale
(i) in which habitat can you find such a food chain?
(ii) Name the producer. Where does it get its energy from?
(iii) Name the prey and predator in the food chain.
(iv) What does the arrow in the food chain represent?​

Answer 1

Required Answer:-

1) A food chain shows a series of organisms which are interdependent on each other for food. The flow of energy is undirectional.

2) Given food chain:

• Phytoplankton 》Krill 》 Baleen whale

1. Phytoplanktons, krill and Baleen whale are aquatic animals. Hence, it is an aquatic ecosystem.
2. Phytoplanktons are micro plant like organisms which acts as the producers in the aquatic ecosystem. It gets energy from sun.
3. Krill is the prey and Baleen whale is the predator. Because often producers are not considered as prey/predator.
4. The arrow signifies the flow of energy in one direction. Or we can say the organism being consumed by the following organism$.$

Answer 2

Answer:

Required Answers :-

1. A food chain is a chain that shows how smaller one is eaten by bigger one and bigger one is eaten by biggest one.

According to chain

1. Phytoplankton, Krill and Baleen Whale live in river. So, it's an Aquatic Adaptation
2. In mostly chains the first one is producer. Here phytoplankton. It is autrotroph.
3. Prey :- Krill, Predictor :- Baleen Whale. In it Baleen Whale kills Krill to get food.
4. The arrow represent the flow of cycle.