Practice/Question bank/NEET UG

NEET UG practice questions

Physics, Chemistry and Biology practice with answers and explanations. 1,164 questions in the bank.

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  1. 1In mammals, the primary function of the loop of Henle in the nephron is toBiology· Biology Core Curriculum· Moderate
  2. 2Which one of the following is NOT a characteristic feature of dicot stems?Biology· Biology Core Curriculum· Moderate
  3. 3In which of the following plant families are zygomorphic flowers commonly found?Biology· Biology Core Curriculum· Moderate
  4. 4Which hormone is primarily responsible for stimulating milk ejection (let-down) in mammalian females?Biology· Biology Core Curriculum· Moderate
  5. 5Which of the following plant hormones is primarily responsible for the closing of stomata during water stress?Biology· Biology Core Curriculum· Moderate
  6. 6In mammals, the structure responsible for the production of cerebrospinal fluid isBiology· Biology Core Curriculum· Moderate
  7. 7Which of the following is a C4 plant adapted for high photosynthetic efficiency in tropical climates?Biology· Biology Core Curriculum· Moderate
  8. 8Which of the following plant hormones is primarily responsible for the ripening of fruits?Biology· Biology Core Curriculum· Moderate
  9. 9Which one of the following plants exhibits phylloclade as its stem modification for photosynthesis?Biology· Biology Core Curriculum· Moderate
  10. 10Which hormone is primarily responsible for the molting process in arthropods?Biology· Biology Core Curriculum· Moderate
  11. 11Which of the following is a characteristic feature of mammals but not of birds?Biology· Biology Core Curriculum· Moderate
  12. 12Which plant hormone is primarily responsible for promoting the elongation of stems?Biology· Biology Core Curriculum· Moderate
  13. 13In cockroaches, the respiratory system comprises ofBiology· Biology Core Curriculum· Moderate
  14. 14Which of the following cells in plants is responsible for the opening and closing of stomata?Biology· Biology Core Curriculum· Moderate
  15. 15In mammals, which part of the brain is primarily responsible for regulating body temperature?Biology· Biology Core Curriculum· Moderate
  16. 16In mammals, which organ is primarily responsible for the production of urea?Biology· Biology Core Curriculum· Moderate
  17. 17In dicot stems, the cambium responsible for secondary growth originates from which tissue?Biology· Biology Core Curriculum· Moderate
  18. 18Which one of the following organisms exhibits external fertilization?Biology· Biology Core Curriculum· Moderate
  19. 19In which phylum does the body cavity (coelom) arise between the mesoderm and endoderm?Biology· Biology Core Curriculum· Moderate
  20. 20Which of the following hormones is primarily responsible for the metamorphosis of tadpoles into adult frogs?Biology· Biology Core Curriculum· Moderate
  21. 21Which of the following plant hormones is primarily responsible for promoting the elongation of stems?Biology· Biology Core Curriculum· Moderate
  22. 22In mammals, the renal corpuscle is composed of which two structures?Biology· Biology Core Curriculum· Moderate
  23. 23In cockroach, the Malpighian tubules are primarily involved inBiology· Biology Core Curriculum· Moderate
  24. 24In which group of animals does respiration occur through book lungs?Biology· Biology Core Curriculum· Moderate
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