Practice — Magoosh Toefl Reading

The TOEFL is a multiple-choice test. Often, finding the right answer is hard, but finding the wrong answers is easy.

Perhaps the most intriguing use of bioluminescence is in communication. Research conducted in the 1990s aboard submersible vehicles revealed that many deep-sea organisms produce species-specific flash patterns. These patterns help individuals recognize members of their own species for mating, avoid hybridization, and even coordinate group movements. Squid, shrimp, and certain jellyfish have all demonstrated the ability to alter the duration, frequency, and intensity of their light pulses. magoosh toefl reading practice

Every practice question comes with a detailed video and text explanation. These don't just give you the right answer; they explain why the "trap" answers are wrong, which is critical for the Reading section. The TOEFL is a multiple-choice test