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
Showing 10 of
195 questions
131. One of the following is not a function of bones.
- Place for muscle attachment
- Protection of vital organs
- Secretion of hormones for calcium regulation in blood and bones
- Production of blood corpuscles
132. Plant development is influenced by
- quality of light only
- quality and quantity of light
- quality and duration of light
- quality, quantity and duration of light
133. Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
- Robert Hooke
- Robert Brown
- Rudolf Virchow
- Theodore Schwann
134. Primary phloem develops from
- lateral meristem
- protoderm
- extrastelar cambium
- provascular tissue
135. Other than spreading malaria, anopheles mosquitoes are also vectors of
- dengue fever
- filariasis
- encephalitis
- yellow fever
136. out of proteins, lipids and carbohydrates present in a cell membrane, what is true?
- Lipids are maximum
- Carbohydrates are minimum
- Carbohydrates are maximum
- All three are in equal proportion
137. Prothrombin which helps in clotting of blood is released by
- lymphocytes
- erythrocytes
- monocytes
- blood platelets
138. Ramapithecus and Cro-Magnon man are considered
- ancestors of modern man
- ancestors of monkey
- ancestors of lion
- None of the above
139. Plants wilt due to excess of
- transpiration
- photosynthesis
- absorption
- None of these
140. Plant bends towards the source of light on account of the movement of curvature known as
- geotropism
- thigmotropism
- chemotropism
- phototropism