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.
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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.
A student observes that after running, their breathing and heart rate increase. Explain why this happens.
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.
Which of the following animals has a three-chambered heart? (1) Fish (2) Frog (3) Bird (4) Human
Which of the following animals is cold-blooded? (1) Dog (2) Frog (3) Bird (4) Cat
Which of the following is a characteristic of endothermic animals? (1) Body temperature changes with environment (2) Generate heat internally (3) Cannot survive in cold climates (4) Only found in water
Which of the following is a function of the animal respiratory system? (1) Producing hormones (2) Exchanging gases (3) Pumping blood (4) Digesting food
Fill in the blank: The __________ is the largest organ in the animal body and acts as a barrier to protect internal organs.
Fill in the blank: The __________ is the part of the brain responsible for coordinating movement and balance.
Fill in the blank: The __________ is the tube that connects the mouth to the stomach in animals.
Fill in the blank: The __________ system in animals is responsible for detecting and responding to stimuli.
True or False: All animals have a closed circulatory system.
True or False: All animals have the same number of chambers in their hearts.
True or False: In mammals, the right side of the heart pumps blood to the lungs.
True or False: The diaphragm is a muscle involved in the process of breathing in mammals.
