Gas exchange in fish exam questions
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Gas exchange in fish exam questions
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WebLearn the adaptations of the gills for gas exchange in the fish. This covers the structure of gill filaments, gill lamellae and the countercurrent exchange ... WebTable 2 shows some features of gas exchange in a fish and in a mammal. Feature Fish Mammal Percentage of oxygen extracted from water or air 80 25 Oxygen consumption at rest / cm. 3 . kg 1 . hour 1. 100 200 Table 2 (b) (i) The fish has a body mass of 0.2 kg. Calculate the volume of water it will need to pass
WebGas exchange in the fish - Exam questions Q1. There are many different species of annelid worm. Some are very small, only a few millimetres in length. Others, such as lugworms, are much larger. The drawing shows a lugworm and part of one of its gills. (a)Smaller species of annelid do not have gills. Webhow does gas exchange occur in a single-celled organism? they are small organisms so have a large surface area to volume ratio and therefore can exchange substances through diffusion across their body surface how are respiratory gases moved in and out of an insect along a diffusion gradient?
WebTest Yourself Gas Exchange in Fish & Insects Tracheal System of an Insect All insects possess a rigid exoskeleton with a waxy coating that is impermeable to gases Insects … WebMar 21, 2024 · 1. How does Active Transport differ from diffusion? A. It is the movement of molecules B. Takes place across a cell membrane C. Is used in the re-absorption of glucose by the kidney D. Uses ATP (energy) E. Is used by root hair cells to uptake mineral ions from the ground. 2. Where does gas exchange take place in a mammal? A. Lungs B. …
Webwhere gas exchange can occur. They also developed a thin surface which make the diffusion pathway shorter. 3. There are mesophyll cells (middle leaf) which serves for gas exchange. These cells contain pores called stomata that open to allow gas exchange, and close to control loss of water. The closing and opening of these pores is controlled by ...
WebDec 28, 2024 · Fish have thick skin that enable them to be waterproof however the result of this is gases cannot readily diffuse through the skin. Fish also have a small surface area : volume ratio Body surface therefore cannot supply adequate amount of respiratory gases Structure of the Gills The gills are located within the body of the fish behind the head fa elmetWebGas Exchange questions Flashcards Quizlet Study with Quizlet and memorize flashcards containing terms like Suggest a difficulty of counting movements of gill covers as a method of measuring rate of ventilation in fish. (1), Describe the relationship between temperature of water, oxygen in water and rate of ventilation. fa előtetőWebExam-Style Questions: Gas Exchange. 1. a) (i) Give one similarity between the way in which oxygen from the atmosphere reaches a muscle in an insect and the way it reaches a mesophyll cell in a … fael p312 b25WebMar 18, 2013 · pptx, 181.07 KB. Good for Revision purposes and main class introduction. Includes starter activity, an activity including pupils acting … hip hop tabata danceWebGas exchange in fish takes place in gills. Explain how two features of gills allow efficient gas exchange. (2 marks) A zoologist investigated the relationship between body mass … hip hop musik youtubeWebgas exchange can occur. They also developed a thin surface which make the diffusion pathway shorter. Insects 1. Insects developed a tracheal system for gas exchange. 2. … hip hop dance taki taki tutorialWebNov 29, 2024 · Points to note for an exam question are in the notes below, students will have the opportunity to answer exam style questions in the next task and answers are available for self-assessment. This lesson … fael p312 b16