Question

1. how does a whale sharks gills help it with filter feeding?

Explanation:

Whale shark's gills have gill - rakers. These gill - rakers act as a sieve. As the whale shark swims with its mouth open, water enters and passes through the gills. The gill - rakers trap small organisms like plankton and small fish, allowing the water to exit while retaining the food for filter - feeding.

Answer:

Whale shark's gills have gill - rakers that act as a sieve to trap small organisms for filter - feeding as water passes through while swimming with mouth open.