Exchange and Transport
- Created by: efg150
- Created on: 26-03-21 17:06
Other questions in this quiz
2. What is ventilation in mammals?
- It's breathing in and out.
- How the heart pumps blood around the body
- Photosynthesis but for mammals
- How they excrete waste
3. What are the exchange organs in mammals?
- Alveoli
- Heart
- Lungs
- Brain
4. Why do organisms need to exchange substances with their environment?
- Cells need to take in things like oxygen and glucose for aerobic respiration and other metabolic reactions. They also need to excrete waste products from these reactions - like carbon dioxide and urea.
- Cells need to steal from the environment to prevent global warming.
- Cells need to excrete oxygen and glucose from metabolic reactions. They also need to take in waste products like carbon dioxide and urea.
- To be able to take part in photosynthesis and other processes.
5. What is a counter-current system?
- Blood flows through the gill plates in one direction and water flows over in the opposite direction.
- Its the system where you avoid your taxes in an illegal manner but with fish.
- Water flows through the gills in one direction and oxygen flows over the opposite direction.
- Blood trickles out of the fish and they bleed out into the water as they try and survive. Oh no, poor little goldfish... DIE DIE DIE :)
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