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. 1Which plant hormone is mainly responsible for the initiation of seed dormancy?Biology· Biology Core Curriculum· Moderate
  2. 2Which of the following structures is responsible for the absorption of water and minerals in the root of a plant?Biology· Biology Core Curriculum· Moderate
  3. 3In mammals, which part of the brain is primarily responsible for thermoregulation?Biology· Biology Core Curriculum· Moderate
  4. 4Which of the following animals is oviparous?Biology· Biology Core Curriculum· Moderate
  5. 5Which of the following is a distinguishing feature of dicot stem when observed in a transverse section?Biology· Biology Core Curriculum· Moderate
  6. 6Which structure in a dicot seed is primarily responsible for storing food reserves for the developing embryo?Biology· Biology Core Curriculum· Moderate
  7. 7In which of the following animal groups does external fertilization commonly occur?Biology· Biology Core Curriculum· Moderate
  8. 8Which one of the following pairs is correctly matched with respect to their function in flowering plants?Biology· Biology Core Curriculum· Moderate
  9. 9The Casparian strip, a characteristic feature in plant roots, is mainly composed of which substance?Biology· Biology Core Curriculum· Moderate
  10. 10Which type of placentation is found in the ovary of a tomato plant?Biology· Biology Core Curriculum· Moderate
  11. 11In which phylum do animals exhibit a water vascular system used for locomotion and food capture?Biology· Biology Core Curriculum· Moderate
  12. 12In mammals, which structure prevents polyspermy during fertilization?Biology· Biology Core Curriculum· Moderate
  13. 13Which of the following features is unique to monocot stems but not found in dicot stems?Biology· Biology Core Curriculum· Moderate
  14. 14Which of the following is a characteristic feature of dicot leaf anatomy but not monocot leaf anatomy?Biology· Biology Core Curriculum· Moderate
  15. 15In which animal does fertilization occur externally in water, and the development is indirect?Biology· Biology Core Curriculum· Moderate
  16. 16Which of the following features is characteristic of dicot leaf anatomy but not monocot leaf anatomy?Biology· Biology Core Curriculum· Moderate
  17. 17In mammals, which structure is responsible for the production of cerebrospinal fluid?Biology· Biology Core Curriculum· Moderate
  18. 18Which one of the following is a floral formula for a hypogynous flower with actinomorphic symmetry and five free petals?Biology· Biology Core Curriculum· Moderate
  19. 19In frogs, which structure acts as the primary organ of excretion?Biology· Biology Core Curriculum· Moderate
  20. 20Which of the following is a characteristic feature of dicot stem observed in T.S. (transverse section)?Biology· Biology Core Curriculum· Moderate
  21. 21Which hormone is primarily responsible for stimulating milk ejection (let-down reflex) in mammals?Biology· Biology Core Curriculum· Moderate
  22. 22In which of the following plant tissues are companion cells associated?Biology· Biology Core Curriculum· Moderate
  23. 23In cockroach, which structure is responsible for the storage and release of sperm during copulation?Biology· Biology Core Curriculum· Moderate
  24. 24Which tissue is mainly responsible for the increase in girth of dicot stems?Biology· Biology Core Curriculum· Moderate
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