TOEFL Reading Academic Passage Practice #027 - Lake Sediments as Annual Records

Read an Academic Passage designed to build passage comprehension, evidence use, and efficient reading decisions.

5 QuestionsAbout 8 minutesMedium

What you will practice

Reading comprehension
Evidence and inference
Time management

Topic: Biology · Read an Academic Passage

Passage preview

Some lakes accumulate paired layers of sediment called varves. A lighter layer may form when spring meltwater carries coarse mineral particles into a lake, followed by a darker layer of fine material and organic matter settling during calmer months. In a…

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