In Detecting analogies questions, the candidate is required to trace out hidden analogy or common characteristic among given words or to choose word which possesses the same characteristic as the given word.

Detect analogy

Aphids : Weevils : Locusts

A. These are plant pests
B. These damage the wood.
C. These live inside the host.
D. These cause disease in cattle.
Answer: A . These are plant pests

Justification: Justification is not available.