subject

Animal Physiology

Biology ⇒ Animal Biology

Animal Physiology starts at 9 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Animal Physiology. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 9
A student observes that after running, their breathing and heart rate increase. Explain why this happens.
Describe how the structure of fish gills helps in respiration.
Describe the difference between voluntary and involuntary muscles in animals.
Describe the function of sensory neurons in animals.
Describe the main function of red blood cells in animals.
Describe the role of hormones in animal physiology.
Explain how the structure of alveoli in the lungs helps in efficient gas exchange.
Explain the importance of enzymes in animal digestion.
Explain the role of the kidneys in osmoregulation.
Explain why animals need a respiratory system.
Name the process by which oxygen and carbon dioxide are exchanged between the blood and the environment in animals.
What is the function of hemoglobin in animal blood?
What is the main function of the animal reproductive system?
What is the main function of the excretory system in animals?
What is the main function of white blood cells?
What is the main role of the small intestine in the digestive system of animals?
A person is exposed to a cold environment for a long period. Describe two physiological responses their body might use to maintain a stable internal temperature.
A student measures the heart rate of a frog at 10°C and again at 25°C. The heart rate is much higher at 25°C. Explain why this occurs in terms of animal physiology.
Describe the role of feedback mechanisms in maintaining homeostasis in animals, using blood glucose regulation as an example.
Explain how the structure of capillaries allows them to efficiently exchange substances between blood and tissues.