Respiration in Organisms || Full Chapter in 1 Video || Class 7th Science || Junoon Batch
PW Little Champs 6th, 7th & 8th・2 minutes read
The text discusses various aspects of respiration in organisms, including different breathing patterns, the respiratory system, and the importance of understanding respiration versus breathing. It also explains how different organisms, such as fish, earthworms, and plants, engage in respiration through various methods.
Insights
- Not everyone's blood is red, there are exceptions.
- Autotrophs are organisms that prepare their own food, emphasizing the importance of understanding the differences between respiration and breathing, as well as the various breathing patterns in different organisms.
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Recent questions
What is the process of photosynthesis?
Photosynthesis is the process by which plants, algae, and some bacteria convert light energy into chemical energy stored in glucose. This process involves the absorption of sunlight by chlorophyll in plant cells, which is used to convert carbon dioxide and water into glucose and oxygen. The energy from sunlight is used to power the chemical reactions that produce glucose, which serves as food for the plant and releases oxygen as a byproduct. Photosynthesis is crucial for the survival of plants and the production of oxygen in the atmosphere.
What is the difference between respiration and breathing?
Respiration is the overall process of exchanging gases to release energy from food, while breathing is just one part of that process involving the inhalation and exhalation of air. Respiration includes breathing, but also encompasses the utilization of oxygen by cells to produce energy through processes like aerobic and anaerobic respiration. Breathing specifically refers to the mechanical process of inhaling oxygen and exhaling carbon dioxide to facilitate gas exchange in the lungs.
How does the circulatory system function?
The circulatory system is responsible for transporting oxygen, nutrients, hormones, and waste products throughout the body. It consists of the heart, blood vessels, and blood. The heart acts as a pump to circulate blood through arteries, veins, and capillaries. Arteries carry oxygen-rich blood away from the heart, while veins return oxygen-poor blood back to the heart. Capillaries facilitate the exchange of nutrients and waste products between the blood and tissues. This system ensures that all cells in the body receive the necessary oxygen and nutrients while removing waste products for elimination.
What is cellular respiration?
Cellular respiration is the process by which cells break down glucose and other nutrients to produce energy in the form of adenosine triphosphate (ATP). This process occurs in the mitochondria of cells and involves the consumption of oxygen and the release of carbon dioxide as a byproduct. Cellular respiration can be aerobic, requiring oxygen, or anaerobic, occurring without oxygen. Aerobic respiration is more efficient and produces more ATP, while anaerobic respiration is less efficient and produces lactic acid in humans.
How do different organisms breathe?
Different organisms have varying respiratory systems adapted to their environments and lifestyles. For example, humans breathe through lungs, extracting oxygen from the air and releasing carbon dioxide. Insects like cockroaches and grasshoppers breathe through spiracles, allowing gas exchange. Earthworms and leeches absorb oxygen through their skin. Fish extract oxygen from water through gills. Plants undergo respiration by taking in oxygen through tiny openings in their leaves and releasing carbon dioxide. Each organism has evolved unique respiratory adaptations to meet their specific needs for gas exchange and survival.
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