kelp
Kelp forms large marine forests. This topic is part of Marine Life within Science & Nature. This page currently draws on 8 supporting questions, with answers and bonus facts available below.
kelp trivia questions
Kelp is what type of organism?
Answer: Brown algae
Bonus fact: Kelp forms large marine forests.
Kelp grows mainly in what kind of water?
Answer: Cool nutrient-rich coastal water
Bonus fact: Temperate rocky coasts support many kelp forests.
What structure anchors kelp to rocks?
Answer: Holdfast
Bonus fact: A holdfast grips the substrate but does not absorb nutrients like roots.
Large brown marine algae such as kelp are commonly called what?
Answer: Seaweed
Bonus fact: Kelp forms underwater forests in cool coastal waters.
A kelp forest is an underwater ecosystem dominated by what?
Answer: Kelp
Bonus fact: Tall brown algae form dense underwater canopies.
Kelp forests are especially important because they provide what?
Answer: Habitat for many species
Bonus fact: Fish, invertebrates, and mammals use kelp forests for food and shelter.
Which predator can indirectly help protect kelp forests by eating sea urchins?
Answer: Sea otter
Bonus fact: Sea otters can reduce urchin grazing pressure on kelp.
Sea otters are often called keystone species because they control populations of what?
Answer: Sea urchins
Bonus fact: By eating urchins, otters help protect kelp forests.