Paper 1 · November 2021 · Biology
The bar graph shows the variation in mass for a swarm of locusts.
What is the total number of locusts?
A2
B8
C19
D50
Explanation
Reading the bars: 2 locusts at 20 g, 5 at 30 g, 4 at 40 g and 8 at 50 g. 2 + 5 + 4 + 8 = 19.
ZIMSEC Combined Science 4003/1, November 2021, Q1