SBA 2024 Solved Paper A Grade 8 Science
School Based Assessment 2024 Solved Papers
SBA 2024 Solved Paper A Grade 8 Science
Question No.16 : Burning is an example of which type of reaction?
(a) Exothermic
(b) Endothermic
(c) Condensation
(d) Combination
Answer:
(a) Exothermic
Question No.17 : Which of the following molecules shows ionic bonding?
(a) H —— Br
(b) Na —— Cl
(c) H —— Br
(d) H —-N —-H
Answer:
(b) Na —— Cl
Question No.18 : HCl solution will turn:
(a) phenolphthalein to pink
(b) red litmus to blue
(c) blue litmus to red
(d) methyl orange to yellow
Answer:
AAA
Question No.19 : Which acid is used in the manufacturing of urea fertilizers?
(a) HNO3
(b) HCl
(c) H2SO4
(d) H3PO4
Answer:
(a) HNO3
Question No.20 : Which unit is used to express pressure?
(a) N/m
(b) N/m -1
(c) N/m2
(d) N/m -2
Answer:
(c) N/m2
