Class 8 Exam > Class 8 Questions > The shape of fish is streamlined toa)Change t... Start Learning for Free
The shape of fish is streamlined to
- a)Change the direction
- b)Increase fluid friction
- c)Facilitate breathing
- d)Decrease fluid friction
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
The shape of fish is streamlined toa)Change the directionb)Increase fl...
The shape of fish is streamlined that help in decreasing fluid friction. The narrower part of streamlined shape offer less resistance due to friction.
Most Upvoted Answer
The shape of fish is streamlined toa)Change the directionb)Increase fl...
Understanding Streamlined Shape in Fish
The streamlined shape of fish plays a vital role in their ability to navigate through water efficiently. Here’s how this shape helps decrease fluid friction:
1. Definition of Streamlined Shape
- A streamlined shape is one that is elongated and tapered at both ends, allowing for smooth movement through a fluid (in this case, water).
2. Importance of Decreasing Fluid Friction
- Reduced Resistance: The streamlined body minimizes resistance as the fish swims. This is crucial for energy conservation, allowing fish to move quickly and efficiently.
- Easier Movement: With less fluid friction, fish can glide through the water rather than pushing against it, which helps them maintain speed and agility.
3. Comparison with Other Shapes
- Non-Streamlined Shapes: Fish with bulkier or flat bodies experience more drag, making it harder to swim efficiently. This can lead to increased energy expenditure.
4. Adaptations in Fish
- Body Structure: Fish have adapted their body shapes over millions of years to enhance their survival in aquatic environments. Their streamlined shapes are a result of evolutionary pressures to improve locomotion.
5. Conclusion
- In summary, the streamlined shape of fish is specifically designed to decrease fluid friction, enabling them to swim effortlessly and conserve energy. This adaptation is essential for their survival and efficiency in aquatic ecosystems.
The streamlined shape of fish plays a vital role in their ability to navigate through water efficiently. Here’s how this shape helps decrease fluid friction:
1. Definition of Streamlined Shape
- A streamlined shape is one that is elongated and tapered at both ends, allowing for smooth movement through a fluid (in this case, water).
2. Importance of Decreasing Fluid Friction
- Reduced Resistance: The streamlined body minimizes resistance as the fish swims. This is crucial for energy conservation, allowing fish to move quickly and efficiently.
- Easier Movement: With less fluid friction, fish can glide through the water rather than pushing against it, which helps them maintain speed and agility.
3. Comparison with Other Shapes
- Non-Streamlined Shapes: Fish with bulkier or flat bodies experience more drag, making it harder to swim efficiently. This can lead to increased energy expenditure.
4. Adaptations in Fish
- Body Structure: Fish have adapted their body shapes over millions of years to enhance their survival in aquatic environments. Their streamlined shapes are a result of evolutionary pressures to improve locomotion.
5. Conclusion
- In summary, the streamlined shape of fish is specifically designed to decrease fluid friction, enabling them to swim effortlessly and conserve energy. This adaptation is essential for their survival and efficiency in aquatic ecosystems.
Free Test
FREE
| Start Free Test |
Community Answer
The shape of fish is streamlined toa)Change the directionb)Increase fl...
This is because when a object is streamlined it cuts the upon itself by fluids through streamline shape
 | Explore Courses for Class 8 exam |  |
Top Courses for Class 8View all
Top Courses for Class 8
Question Description
The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? for Class 8 2026 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 8 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer?.
The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? for Class 8 2026 is part of Class 8 preparation. The Question and answers have been prepared according to the Class 8 exam syllabus. Information about The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 8 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer?.
Solutions for The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? in English & in Hindi are available as part of our courses for Class 8. Download more important topics, notes, lectures and mock test series for Class 8 Exam by signing up for free.
Here you can find the meaning of The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer?, a detailed solution for The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? has been provided alongside types of The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice The shape of fish is streamlined toa)Change the directionb)Increase fluid frictionc)Facilitate breathingd)Decrease fluid frictionCorrect answer is option 'D'. Can you explain this answer? tests, examples and also practice Class 8 tests.
| Explore Courses for Class 8 exam | |
Top Courses for Class 8
Explore Courses
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
