Biology SS3 First Term Exam 2024/2025 PDF

**[SHEIKH ABUBAKAR GUMI ACADEMY KUMO (SAGAK)P.O BOX 15 KUMO, AKKO L.G.A]** **[END OF FIRST TERM EXAMINATION 2024/2025 ACADEMIC SESSION]** **[SUBJECT: Biology CLASS: SS 3]** **[INSTRUCTION: Answer all in section A and any four (3) questions in section B. ]** **Section: A. Objectives** 1............

**[SHEIKH ABUBAKAR GUMI ACADEMY KUMO (SAGAK)P.O BOX 15 KUMO, AKKO L.G.A]** **[END OF FIRST TERM EXAMINATION 2024/2025 ACADEMIC SESSION]** **[SUBJECT: Biology CLASS: SS 3]** **[INSTRUCTION: Answer all in section A and any four (3) questions in section B. ]** **Section: A. Objectives** 1.......................is a study of heredity and variation a.genetic b.genatics c. genetics d.genitis 2.mendal work its takes place in the............... a.monetry b. monestry c.munistry d.monostry 3..according to sickle cell anaemia.AA person is describe as a...... a.normal b. clear c. good combination d. excellent 4..In the role of sex determination XX chromosome,Mean the child will turn to be a............. a.offspring b. infant c.boy d. girl 5\. in the role of the sex determination One pair of chromosome is called sex chromosome while the other 22pairs are called............... a\. authosome b.boys c. autosome d.autosone 6...............is a diseases that cause much loss of blood from a small cut. a.hemopilia b.haemophilia c.himopheilia d. hamophilia 7.what is your advice 0n the. marriage between male and female carrier of sickle cell anaemia a.bad b.excellent c.very poor d.fair 8\. Albinism trait is characterized by the following except. a.pink eye b. yellow hairs c. light skin d.dark nails 9\. Sex determination, XY Chromosome is describe as a................... a.carrier b.patient c. boy d. girl 10\. which of the following is not a symptom of sickle cell anaemia. a.lack of blood b.lack of oxygen in the blood c.weakness of the body d.pain in the various part of the body. **Section B Answer question 1 And any two** Q1.compelete the table below.And state the phenotype ratio X RY Ry rY ry ---- ---- ---- ---- ---- RY Ry rY ry Q2.use the punette square to illustrate the following and phenotype ratio (a).TT x tt (b).Tt x Tt. X T T --- --- --- t t X T t --- --- --- T t Q3.by using random fertilization and sex determination, cross the marriage between normal male and carrier female of hemophilia diseases. X^H^Y X X^H^X^h^ Q4.use random fertilization and cross the possibility between father of blood group.o. And the mother of blood group.b. (A)...BB X OO (b)...BO X OO