Lifespan and Aging Quiz
Test your knowledge on factors influencing lifespan, cellular senescence, hormones, theories, and more. Take the quiz now!
#1
What is the average life expectancy worldwide?
Around 50 years
Around 65 years
Around 80 years
Around 100 years
#2
Which of the following is NOT a factor influencing lifespan?
Genetics
Diet
Exercise
Eye color
#3
Which of the following is NOT a lifestyle factor that can influence lifespan?
Smoking
Physical activity
Personality traits
Diet
#4
What is the name of the protective caps at the end of chromosomes that shorten with each cell division?
Telomeres
Centromeres
Histones
Nucleosomes
#5
What is cellular senescence?
The process of cell division
The aging of cells
The removal of damaged cells
The rejuvenation of cells
#6
Which hormone is often referred to as the 'youth hormone'?
Insulin
Growth hormone
Estrogen
Cortisol
#7
Which of the following is a characteristic of cellular aging?
Increased cell division
Decreased telomere length
Enhanced DNA repair mechanisms
Stable gene expression
#8
What is the name of the process by which cells lose their ability to divide?
Apoptosis
Mitosis
Senescence
Proliferation
#9
What is the term for the theory that aging is programmed into the body?
Programmed aging theory
Senescence theory
Telomere theory
Evolutionary theory
#10
Which organ is known for its role in regulating circadian rhythms and aging?
#11
Which of the following is NOT a theory of aging?
Free radical theory
Telomerase theory
Mutation accumulation theory
Endocrine theory
#12
What is the name of the theory that suggests aging is the result of the body's inability to repair accumulated cellular damage?
Free radical theory
Inflammation theory
Somatic mutation theory
DNA repair theory
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