Practice/Question bank/NEET UG

NEET UG practice questions

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

1. 1Which of the following tissues is responsible for the increase in the girth of dicot stems?Biology· Biology Core Curriculum· Moderate
2. 2Which of the following structures is present in the heart of all vertebrates?Biology· Biology Core Curriculum· Moderate
3. 3Which of the following is a characteristic feature of dicot stem but not of monocot stem?Biology· Biology Core Curriculum· Moderate
4. 4Which enzyme is secreted by the gastric glands of the stomach in infants to help in the digestion of milk protein?Biology· Biology Core Curriculum· Moderate
5. 5Which type of placentation is found in the ovary of Dianthus?Biology· Biology Core Curriculum· Moderate
6. 6In which of the following animals is the heart two-chambered?Biology· Biology Core Curriculum· Moderate
7. 7Which type of inflorescence is characterized by the youngest flowers at the base and oldest at the apex?Biology· Biology Core Curriculum· Moderate
8. 8In cockroaches, the excretion of nitrogenous wastes occurs mainly throughBiology· Biology Core Curriculum· Moderate
9. 9Which plant hormone is primarily responsible for the closing of stomata during water stress?Biology· Biology Core Curriculum· Moderate
10. 10Which of the following is a characteristic feature of dicot stem but not monocot stem in T.S.?Biology· Biology Core Curriculum· Moderate
11. 11In honey bees, the phenomenon where unfertilized eggs develop into males is calledBiology· Biology Core Curriculum· Moderate
12. 12In which group of plants is the sporophyte completely dependent on the gametophyte for nutrition?Biology· Biology Core Curriculum· Moderate
13. 13Which of the following is a characteristic feature of mammals?Biology· Biology Core Curriculum· Moderate
14. 14Which of the following is a function of companion cells in phloem tissue?Biology· Biology Core Curriculum· Moderate
15. 15Which of the following animals exhibits a closed circulatory system?Biology· Biology Core Curriculum· Moderate
16. 16Casparian strips are present in theBiology· Biology Core Curriculum· Moderate
17. 17Which one of the following animals exhibits external fertilization?Biology· Biology Core Curriculum· Moderate
18. 18Which group of plants is characterized by the presence of sieve tubes and companion cells in their phloem?Biology· Biology Core Curriculum· Moderate
19. 19The structure in cockroach that stores sperm received from the male during copulation is calledBiology· Biology Core Curriculum· Moderate
20. 20Which of the following tissues in plants is responsible for the movement of water and minerals from roots to leaves?Biology· Biology Core Curriculum· Moderate
21. 21In cockroach, the respiratory system consists ofBiology· Biology Core Curriculum· Moderate
22. 22Which of the following plant hormones is primarily responsible for inducing dormancy in seeds and buds?Biology· Biology Core Curriculum· Moderate
23. 23In which group of animals is a four-chambered heart a characteristic feature?Biology· Biology Core Curriculum· Moderate
24. 24Which of the following is a characteristic feature of dicot stem in transverse section?Biology· Biology Core Curriculum· Moderate