9th Class Biology Past Paper MCQS 2018 Supply Multan Board

a-part-of-digestive-system_-_oral-cavity,are-colourless-plastids_-_leucoplasts,chromosomes-are-composed-of-dna-and_-_proteins,class-of-pea-is-3-a_-_magnoliophyta,mineral-required-for-normal-functioning-of-thyroid-gland-is-3-a_-_iodine,one-litre-of-water-weighs-about-3-a_-_1000-gram,single-layer-of-cells-that-surrounds-pericycle-is-3-a_-_endoderms,the-enzyme-that-work-in-acidic-medium-is-3-a_-_pepsin,the-exchange-of-segments-between-non-sister-chromatids-of-homologous-chromosomes-is-called-3-a_-_crossing-over,the-nitrogenous-base-present-in-atp-molecule-is-3-a_-_adenine,the-study-of-fossils-is-called-3-a_-_palaeontology,the-type-of-white-blood-cells-that-prevent-blood-clotting-3-a_-_basophils