PSLE Science: Web of Life Quiz

Which organism is eaten by both the caterpillar and the butterfly according to the food chains?

• Sparrow

• Butterfly

• Caterpillar

• Hibiscus

What change in the number of sparrows is observed in the second month?

• No change

• Fluctuation

• Decrease

• Increase

Based on the graph, what happened to the number of caterpillars in the second month?

• They fluctuated

• They increased

• They decreased

• They remained the same

Which option is supported by the graph as a reason for the decrease in caterpillar numbers?

• Caterpillars were killed by pesticides

• Caterpillars became butterflies

• More predators for caterpillars

• Less food for caterpillars

Why is the option about pesticides not considered correct based on the graph?

• The graph indicates no change in pesticides

• The graph shows a decrease in pesticides

• The graph does not mention pesticides

• The graph shows an increase in pesticides