cancer and carcinogens

mcqspedia.com has 5 Question/Answers about Topic cancer and carcinogens

Naturally occur carcinogens include

Naturally occur carcinogens include
  • A. asbestos
  • B. certain dioxins
  • C. aflatoxin
  • D. aniline dyes
  • Correct Answer: Option C

Cancer is caused due to

Cancer is caused due to
  • A. controlled mitosis
  • B. uncontrolled mitosis
  • C. controlled meiosis
  • D. exposure to stress
  • Correct Answer: Option B

Any agent that causes cancer is called

Any agent that causes cancer is called
  • A. mutagen
  • B. carcinogen
  • C. oncogene
  • D. None of above
  • Correct Answer: Option B

Carcinogens

Carcinogens
  • A. may not occur naturally
  • B. are all man made
  • C. are all caused due to ionic radiation
  • D. may be caused due to tar of tobacco smoke
  • Correct Answer: Option D

Cancer may start when

Cancer may start when
  • A. diploid number of chromosomes become defective
  • B. changes occur in genes controlling cell divisions
  • C. when loci start to change in chromosomes
  • D. All of above
  • Correct Answer: Option B