12th Class Biology Past Paper MCQS 2016 Group 1 Test Lahore Board

1-g-of-ammonia-nitrogen-requires-how-much-water-for-excretion_-_500-ml,a-central-role-for-chromosomes-in-heredity-was-first-suggested-in-1900-by-3-a_-_karl-correns,alzheimer-disease-is_-_mental-illness,archaebacteria-can-tolerate-high-temperatures-upto_-_120-c-2-b-0-c,effect-of-photoperiodism-was-first-studied-in-1920-by_-_gamer-and-allard,in-xerosere-2-c-polytrichum-and-tortula-represent-3-a_-_moss-stage,length-of-cell-cycle-in-yeast-cells-is-3-a_-_90-minutes,microscopic-gap-between-the-two-neurons-is-called-as_-_synapse,movement-shown-by-sperms-of-liverworts-2-c-mosses-ferns-towards-archegonia-is-a-3-a_-_chemotactic-movement,parthenocarpy-is-sometimes-artificially-induced-in-tomato-2-c-peppers-etc-by-adding-3-a_-_auxins,phytoplanktons-are-drifting_-_plants,rh-blood-group-system-is-named-after-its-3-a_-_rhesus-monkey,taq-polymerise-is-an-enzyme-present-in-3-a_-_bacteria,the-incidence-of-calcium-oxalate-type-stones-are-3-a_-_70-25,the-mesodermal-cells-do-not-invaginate-but-migrate-medially-and-caudally-from-both-sides-and-create-a-midline-thickening-called-3-a_-_primitive-streak,the-microlubules-of-mitotic-apparatus-are-composed-of-protein-tubulin-and-traces-of-3-a_-_rna,which-of-the-following-cells-have-angular-thickening-in-their-primary-walls-3-a_-_collenchyma