SBA 2024 Solved Paper A Grade 8 Science
School Based Assessment 2024 Solved Papers
SBA 2024 Solved Paper A Grade 8 Science
Question No.11 : Which product is used to treat infectious diseases?
(a) Insulin
(b) Interferon
(c) Vaccine
(d) Beta-Endorphin
Answer:
(c) Vaccine
Question No.12 : How many electrons are present in the valence shell of elements of group 13?
(a) 1
(b) 2
(c) 3
(d) 4
Answer:
(c) 3
Question No.13 : Diamond is the form of which element?
(a) Phosphorus
(b) Hydrogen
(c) Oxygen
(d) Carbon
Answer:
(d) Carbon
Question No.14 : Which of the following is a chemical reaction?
(a) Melting of ice
(b) Boiling of water
(c) Tearing a piece of paper
(d) Burning of coal
Answer:
(d) Burning of coal
Question No.15 : The conversion of milk into yogurt is called______reaction.
(a) addition
(b) fermentation
(c) decomposition
(d) combination
Answer:
(b) fermentation
