Question: Which out of the following is not a true fish?
A Starfish
B Jellyfish
C Cuttlefish
D All of These
Answer: All of These
| Name |
Phylum |
General characteristics |
| Crayfish |
Arthropoda |
· Crayfish is also known as crawfish and are crustaceans belonging to the order Decapoda. |
| Jellyfish |
Cnidaria |
· Jellyfish belongs to phylum Cnidaria
· They have a gelatinous, umbrella-like body having tentacles. |
| Clownfish |
Chordata |
· They are actually a type of anemonefish which belongs to the order Perciformes. |
| Seahorse |
Chordata |
· Seahorses have some unique characteristics such as lacking of scales and a unique body shape. |
| Silverfish |
Arthropoda |
· Silverfish are wingless insects known for their silvery appearance.
· These insects feed on starches and cellulose found in paper, books and other materials. |
| Cuttlefish |
Mollusca |
· Cuttlefish belongs to class Cephalopoda.
· They have ability to rapidly change color and texture for camouflage and communication purposes.
· They are closely related to squids and octopuses. |
| Dolphin |
Chordata |
· Dolphins belong to the order Cetacea.
· They are highly intelligent marine mammals known for their social behavior, streamlined bodies and dorsal fins |
| Whale |
Chordata |
· Whales are also marine mammals and are not considered true fish. |
