Free SAT Practice Question

Question 1 of 1
ID: SAT-RW-EI-030
Section: SAT Reading & Writing (RW) – Expression of Ideas
Topic: Transition
Difficulty level: Medium

Practice Mode: Single selected Question » Back to Overview

A tree adds one growth ring each year, so counting the rings reveals its age, and the width of each ring records how favorable that year's growing conditions were. ______ a ring is occasionally missing or doubled, and a researcher who wants a reliable date cross-checks the pattern against several other trees before trusting it.

Which choice completes the text with the most logical transition?

» Quit
» Quit