The question below consists of a set of labeled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

P. Many deadwood beetle species recycle the nutrients of woodlands.

Q. Some deadwood beetles are predators or parasitoids to other insect species and restrict population growth of potential pests.

R. Others have recently been found to be pollinators.

S. Working alongside fungi, bacteria and other invertebrates, they break down dead wood and return the nutrients back to the soil.

PSQR

The correct answer is Option (1) - PSQR

The correct order of the sentences is PSQR.

The paragraph talks about the role of deadwood beetles in the ecosystem.

The first sentence (P) states that many deadwood beetle species recycle the nutrients of woodlands.

The second sentence (S) mentions that they work alongside fungi, bacteria and other invertebrates to break down dead wood and return the nutrients back to the soil.

The third sentence (Q) mentions that some deadwood beetles are predators or parasitoids to other insect species and restrict population growth of potential pests.

The fourth sentence (R) states that others have recently been found to be pollinators.