Do you know jellyfish?
Do you really know everything about jellyfish? Let's find out!
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1
Which is the biggest jellyfish in the world?
jellyfish barrel
Portuguese caravel jelly fish
lion's mane
2
The principal characteristic of the “skin” is:
gelatinous
slimy
tough skin
3
Some jellyfishes are poisonous
false
true
4
What is the main toxic component found in jellyfish?
Nematocysts
Snake venom
Hydrochloric acid
Scorpion venom
5
jellyfish can live in aquariums or be domesticated
false
true
6
Why did the Jellyfish get its name?
They are semi-transparent, looking like moving water
they live in water and it's cute
your body is similar to that of an umbrella, in addition to having tentacles
your body is made up of 95% water
7
Which fact about the animal is correct?
all are correct
Jellyfish can clone themselves, creating two new organisms.
none are correct
some species may be "immortal", due to their ability to transform from a medusa to a polyp during periods of stress
Some species of jellyfish can glow in the dark through bioluminescence
8
How do jellyfish obtain their food?
Hunting with sharp claws
Consuming aquatic plants
Capturing prey with their tentacles
Performing photosynthesis
9
What organ does this cnidarian don't have?
heart
brain
kidney
blood
all alternatives
10
They are one of the oldest beings in the world, existing around 500 million years ago
true
false
11
What is the distinctive physical feature of jellyfish that helps them move in the water?
Fins
Air bubbles
Tentacles
Gills
12
How many tentacles on average can a jellyfish have?
Up to 40
Up to 30
Up to 15
Up to 50
13
How do jellyfish reproduce?
With sexual reproduction
With asexual reproduction
With alternation between sexual and asexual reproduction
