MCQs Biology-24 Posted on December 2, 2025December 2, 2025Author agropublishers 0 MCQs Biology-24 1. In prokaryotic cells, the flagellar filament is directly assembled from subunits that originate and extend outward from the _________ Basal body Nucleus Cell wall Cell membrane 2. Sea urchins belong to the phylum ________ Hemichordata Mollusca Chordata Echinodermata 3. Fructose is a ———— Disaccharide Monosaccharide Polysaccharide Lipid 4. The ratio of red to far-red light primarily affects which physiological process in plants? Rubisco oxygenase activity Phytochrome signaling ATP synthase activity Stomatal index 5. Which organelle is the site of photosynthesis? Ribosome Golgi apparatus Mitochondria Chloroplast 6. Which of the following is a placental mammal? Kangaroo Rat Bat Opossum 7. __________ describes the ability of an organism to produce abundant offspring or eggs Reproductive capacity Productivity Fertility Fecundity 8. Waxes are an example of ———— Lipid Polysaccharide Monosaccharide Disaccharide 9. Albedo refers to _________ Light reflection Light scattering only Light refraction Light absorption 10. The first stable product of C3 photosynthesis is _________ 3-phosphoglycerate Malate Pyruvate Oxaloacetate Loading … Question 1 of 10