Aging and Human Lifespan
Biology ⇒ Human Biology
Aging and Human Lifespan starts at 9 and continues till grade 12.
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See sample questions for grade 10
Describe one reason why the risk of cancer increases with age.
Describe one way in which the digestive system changes with age.
Describe one way in which the immune system changes as humans age.
Describe one way in which the skin changes as a person ages.
Explain how regular physical activity can affect the aging process.
Explain the difference between life expectancy and lifespan.
Explain why maintaining a healthy diet is important for healthy aging.
Explain why older adults are more likely to develop memory problems.
As people age, the risk of developing which of the following diseases increases? (1) Chickenpox (2) Osteoporosis (3) Measles (4) Scurvy
Which hormone decreases with age and is associated with menopause in women? (1) Testosterone (2) Estrogen (3) Insulin (4) Thyroxine
Which of the following best describes the role of antioxidants in aging? (1) They increase free radical production (2) They help neutralize free radicals (3) They cause DNA mutations (4) They slow down metabolism
Which of the following is a benefit of social engagement for older adults? (1) Increased isolation (2) Improved mental health (3) Decreased memory (4) Higher risk of disease
Fill in the blank: _______ is the study of aging and the problems of the elderly.
Fill in the blank: The gradual loss of muscle mass with age is called _______.
Fill in the blank: The loss of bone density with age can lead to a condition called _______.
Fill in the blank: The maximum lifespan of humans is generally considered to be about _______ years.
True or False: All cells in the human body age at the same rate.
True or False: Caloric restriction has been shown in some studies to increase lifespan in certain animals.
True or False: The human lifespan is the maximum number of years a human can live under ideal conditions.
True or False: The number of stem cells in the body decreases with age.
