How does the shape of fish help it to swim?
Explanation: Fish swim by flexing their bodies and tail back and forth. Fish stretch or expand their muscles on one side of their body, while relaxing the muscles on the other side. This motion moves Fish use their back fin, called the caudal fin, to help push them through the water.
How does the shape of the body help a fish answer?
The body of fish is streamlined. The streamlined shape helps the fish to move in the water. The skeleton of fish is covered with muscles which make the front part of the body to curve to one side and the tail part swings towards the opposite side. This makes a jerk and pushes the body forward.
How does the shape of a fish help it swim class 8?
Answer: Fishes have a streamlined body shape. This shape allows them to move easily in water.
What is the shape of fish in water?
The shape of the body of fish in the water is streamlined because of it they can swim in water easily..
How is shape helpful in movement in water?
It helps them by making their movement easy. Complete answer: A streamlined body provides a smooth surface to the aquatic animal’s body which reduces resistance in the water by reducing friction and makes movement easy. Minimum resistance in water increases the speed of the movement, organisms move at a faster speed.
What is the shape of the body of a fish called?
The body is often fusiform, a streamlined body plan often found in fast-moving fish. They may also be filiform (eel-shaped) or vermiform (worm-shaped). Fish are often either compressed (laterally thin) or depressed (dorso-ventrally flat).
Why is it easier for the fish to swim in water class 8?
Fish can easily swim in water because it has a streamlined body which produces less friction. So it easily cuts through water and moves in it very easily.
Why does fish have its shape?
(i) The streamlined body shape (boat shape) allows the fish to move easily in water.
Why do fish have the shape?
A fish is shaped for where it lives and how it feeds. A fish with a torpedo shape can swim quickly through the water. A fish that is flat can easily hide on the bottom of the water. A fish’s mouth shape is adapted to the food it eats.
How does streamlined body helps fish to swim in water?
A Streamlining your body reduces the friction of movement to a minimum thus decreasing overall drag. For fishes having a streamlined body that is smooth helps save energy it would otherwise have to expend swimming.
How does streamlined shape help aquatic animals?
Streamlined bodies help reduce water resistance and friction between the water and the organism,allowing it to swim faster to escape from its predator or to catch its prey.
Why do fish have shape?