Biology Body Movements Part 22 (Movement in Fishes, Snakes) Class 6 VI

TL;DR

Fishes have a streamlined body shape that allows them to move comfortably in water, while snakes use their muscles and elongated backbone to crawl and move on the ground.

Transcript

hello friends this video on body movements part 22 is brought to you by exam for calm no more fear from exam then comes fishes so fishes are those organisms which live in water so if we have to talk about the movement of fishes it becomes important to talk about their body shapes because their body shapes play a very important role their unique bod... Read More

Key Insights

• 💦 Fishes have a streamlined body shape that enables them to move comfortably in water.
• ❤️‍🩹 The tapered ends of a fish's body offer less resistance to moving water.
• 💪 Strong muscles on the skeleton of fishes help in swimming, with the front part of the body moving on one side and the tail moving towards the opposite side.
• 🤔 Snakes, being elongated carnivorous reptiles, crawl and move forward by pressing against the ground with the help of their thin muscles and elongated backbone.
• 🏊 The tail of a fish is important for changing direction while swimming.
• 💦 Fins help fishes to control their balance in water.
• 👻 Snakes have a long backbone and muscles throughout their body, which allows them to move in a curvy fashion.

Questions & Answers

Q: What is a streamlined body shape and why is it important for fishes?

A streamlined body shape refers to a shape that offers minimum resistance to moving water. It is important for fishes because it enables them to move comfortably in water without opposing the movement of water.

Q: How do fishes move in water?

Fishes move by using their strong muscles on the skeleton. The front part of their body moves on one side while the tail moves towards the opposite side. This wavy movement allows them to gradually move forward in water.

Q: What is the main purpose of the tail of a fish?

The main purpose of the tail of a fish is to change direction while swimming. It helps the fish to navigate and control its movement in water.

Q: How do snakes move without a vertebral column?

Snakes move by crawling on the ground. They press against the ground and push it backward to move forward. Their thin muscles and elongated backbone help in their movement.

Summary & Key Takeaways

• Fishes have a streamlined body shape that offers minimum resistance to moving water, allowing them to move comfortably in water.

• Strong muscles on the skeleton of fishes help in swimming, with the front part of the body moving on one side and the tail moving towards the opposite side.

• Snakes, being elongated carnivorous reptiles, crawl and move forward by pressing against the ground with the help of their thin muscles and elongated backbone.