MCQs Biology-26 Posted on December 3, 2025December 3, 2025Author agropublishers 0 Table of Contents Toggle MCQs Biology-26MCQs Biology-26 MCQs Biology-26 1. The soil biological system is most active in———- Waterlogged soils Frozen soils Peat soils Desert soils 2. The plant most closely related to mustard in evolutionary terms is __________ Cabbage Pea Onion Spinach 3. The _______ is the smallest and lightest bone in the human body Ulna Femur Hyoid Stapes 4. Primary producers in soil ecosystems include ———– Algae Actinomycetes Fungi Bacteria 5. DNA is mainly located in ——– Ribosomes Golgi apparatus Cytoplasm Nucleus 6. What type of cell organization is characteristic of protists? Prokaryotic Both Prokaryotic & Eukaryotic None of these Eukaryotic 7. Which organelle is responsible for protein synthesis? Ribosome Chloroplast Vacuole Lysosome 8. ________ is among the main antioxidant compounds found in sunflower oil Flavone Sesamin Lignan Vitamin E 9. The cells produced by meiosis are ———— Aneuploids Polyploid Genetically different Genetically identical 10. ———- is the largest organ of the human body Skin Brain Liver Kidney Loading … Question 1 of 10 MCQs Biology-26