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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195 questions
81. Sporophyte is dependent on gametophyte in-
- Algae
- Pteridophyta
- Fungi
- Bryophyta
82. In gametophytic phase of Bryophyta the last cell is-
- Gamete
- Spore
- Elater
- Zygote
83. In Funaria, the calyptra is formed by-
- Antheridium
- Columella
- Capsule
- Archegonium
84. A bryophyte differes from pteridophyte in-
- Archegonia
- Lack of vascular tissue
- Independent gametophyte
- None of these
85. Acid rain is mainly a mixture of-
- Sulphuric acid and nitric acid
- Hexane and methane
- Acetic acid and bromine
- Ascorbic acid and citric acid
86. Ribosomes are sites for-
- Protein synthesis
- Photosynthesis
- Fat synthesis
- Respiration
87. Pyramid of energy is-
- Alwayss inverted
- Always upright
- Sometimes inverted and sometimes upright
- None of these
88. ATP is-
- An enzyme which brings about oxidation
- A hormone
- A molecule with high energy phosphate bond
- A protein
89. Which one of the following is not a feature of prokaryotic cell ?
- Absence of nuclear membrane and the nucleus
- Absence of cell organelles
- Absence of genetic material
- Absence of histone protein in the chromosome
90. Which one of the following is highly dangerous radioactive pollutant ?
- Phosphorus-32
- Sulphur-35
- Strontium-90
- Calcium-40