Identify in diagrams and images sensory, relay and motor neurones
Identify in diagrams and images sensory, relay and motor neurones
1 Answer
Questions and Answers For
IGCSE Biology
322 Questions
1 Answer Describe the role of the nervous system as coordination and regulation of body functions
Describe the role of the nervous system as coordination and regulation of body functions
1 Answer Describe the mammalian nervous system in terms of: (a) the central nervous system (CNS) consisting of the brain and the spinal cord (b) the peripheral nervous system (PNS) consisting of the nerves outside of the brain and spinal cord
Describe the mammalian nervous system in terms of: (a) the central nervous system (CNS) consisting of the brain and the spinal cord (b) the peripheral nervous system (PNS) consisting of the nerves outside of the brain and spinal cord
1 Answer Outline how the oxygen debt is removed after exercise, limited to: (a) continuation of fast heart rate to transport lactic acid in the blood from the muscles to the liver (b) continuation of deeper and faster breathing to supply oxygen for aerobic respiration of lactic acid (c) aerobic respiration of lactic acid in the liver
Outline how the oxygen debt is removed after exercise, limited to: (a) continuation of fast heart rate to transport lactic acid in the blood from the muscles to the liver (b) continuation of deeper and faster breathing to supply oxygen for aerobic respiration of lactic acid (c) aerobic respiration of lactic acid in the liver
1 Answer State that lactic acid builds up in muscles and blood during vigorous exercise causing an oxygen debt
State that lactic acid builds up in muscles and blood during vigorous exercise causing an oxygen debt
1 Answer State the balanced chemical equation for anaerobic respiration in yeast as: C6H12O6 → 2C2H5OH + 2CO2
State the balanced chemical equation for anaerobic respiration in yeast as: C6H12O6 → 2C2H5OH + 2CO2
1 Answer State the word equation for anaerobic respiration in muscles during vigorous exercise as: glucose → lactic acid
State the word equation for anaerobic respiration in muscles during vigorous exercise as: glucose → lactic acid
1 Answer State the word equation for anaerobic respiration in yeast as: glucose → alcohol + carbon dioxide
State the word equation for anaerobic respiration in yeast as: glucose → alcohol + carbon dioxide
1 Answer State that anaerobic respiration releases much less energy per glucose molecule than aerobic respiration
State that anaerobic respiration releases much less energy per glucose molecule than aerobic respiration
1 Answer Describe anaerobic respiration as the chemical reactions in cells that break down nutrient molecules to release energy without using oxygen
Describe anaerobic respiration as the chemical reactions in cells that break down nutrient molecules to release energy without using oxygen
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