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