BSEH SS Biology case studies
BSEH SS Biology · Put your knowledge to work in context.
The BSEH Senior Secondary Biology credential is the Class 12 biology qualification awarded by the Board of School Education Haryana. It is taken by students completing senior secondary schooling in Haryana and by private candidates who need a recognised Class 12 biology result for university admission, teacher-training, nursing, pharmacy, or laboratory courses. The BSEH SS Biology case studies are 5 cases and about 4,217 words.
1Six Years of Infertility, Two Blocked Tubes and a Fixed Budget for One ART Cycle
A 34-year-old woman and her 37-year-old husband attend a district fertility clinic after six years of unprotected intercourse without conception. Her cycles are regular at 28 days and she reports mid-cycle pain; her BMI is 23, her AMH is 1.8 ng/mL, and a hysterosalpingogram shows bilateral blockage at the ampullary-isthmic junction with a normal uterine cavity.
809 words, about 4 min2A 4% Newborn Disease Rate, Consanguinity and an Untested Wife
A community health team screened 2,500 newborns in a tribal block over three years and found 100 infants with sickle cell disease (HbSS) on HPLC. About 28% of families in the block practise consanguineous marriage, and the block lies in a falciparum-malaria-endemic belt.
823 words, about 4 min3Nine Seasons of a Single-Toxin Bt Hybrid and a Pink Bollworm Outbreak in Mid-August
Ravinder farms four hectares of irrigated cotton in Bathinda and has sown the same single-gene Bt hybrid, carrying only the cry1Ac event, for nine consecutive seasons on the same fields; he has never sown a non-Bt refuge. In the second week of August he finds rosette-shaped flowers, larvae inside green bolls, and 40% of sampled bolls damaged.
878 words, about 4 min4A Dawn Fish Kill on a Sewage-Fed Lake with Money for Only One Fix
Kharar Lake covers 40 hectares and receives untreated sewage from about 8,000 households through three inlets. Over five years, Secchi depth has fallen from 2.5 m to 0.4 m, summer surface chlorophyll has tripled, and dense scums of Microcystis form in calm weather.
853 words, about 4 min5A Type 1 Diabetic in Diabetic Ketoacidosis and a Questionable First-Hour Order Set
A 19-year-old college student with type 1 diabetes of four years' duration was admitted at midnight drowsy and dehydrated. He had gastroenteritis for two days, could not eat, and stopped his insulin pump because he feared hypoglycaemia.
854 words, about 4 min