GS Biology Questions and Answers
GS Biology questions with answers enhance your general science knowledge, especially for exams like SSC, Railways, and UPSC. Biology is an important branch of general science that deals with the study of life, organisms, and their vital processes. These general science questions and answers cover topics such as cells, human anatomy, genetics, and ecology — frequently asked in competitive exams. Practicing these questions helps you understand biological concepts clearly and boosts your score in the general awareness section. Strengthen your science fundamentals and prepare effectively for multiple-choice questions in upcoming tests.
GS Biology
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357 questions
241. A bone left in dilute HCl for about three days will
- Crack into pieces
- Become soft and elastic
- Dissolve completely
- Remain as it is
242. Haversian system is typically found in bones of
- Fishes
- Aves
- Reptiles
- Mammals
243. The bone of a mammal contains Haversian canals, which are connected by transverse canals known as
- Semicircular canals
- Inguinal canals
- Volkmann’s canals
- Bidder’s canals
247. Which one of the following blood pigments contains copper?
- Haemoerythrin
- Haemocyanin
- Chlorocruorin
- Haemoglobin
248. Which of the following tissues in a human being uses the greatest amount of energy?
- Vascular tissue
- Muscular tissue
- Nervous tissue
- Epithelial tissue
250. When we lift hand
- The triceps contracts and the biceps relaxes
- The biceps contracts and the triceps relaxes
- Both biceps and triceps contract
- Both biceps and triceps relax