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Which adaptation is a feature of fishes?

Which adaptation is a feature of fishes? Correct Answer Streamlined bodies and scales

Streamlined bodies with scales are a characteristic feature of fishes. They have gills for the absorption of dissolved oxygen and also have an air bladder that helps in floating in the water.

Related Questions

There are some fishes in the pond. 15% of the fishes in pond died due to pollution in the pond. 25% were eaten up by the birds. 25% of the remaining fishes were caught by a fisherman. How many fishes were there in the beginning if 90 fishes are left in the pond?
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Only conclusions I and II follow. Statements: Some species are fishes. All fishes are frogs. No frog is a turtle. Conclusions: I. Some frogs are fishes. II. Some species are frogs. III. Some fishes are turtles. 
Statements : All fishes are grey in colour. Some fishes are heavy.

Conclusions :
I. All heavy fishes are grey in colour.
II. All light fishes are not grey in colour.
Consider the given two statements to be true even if they seem to be at variance from commonly known facts, decide which of the given conclusions logically and definitely follow(s) from the two given statements. Statement:  1) No window is a fish. 2) All fishes are men. Conclusions: 1. No window is a man. 2. No man is a window. 3. Some men are fishes. 4. All men are fishes.
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: Some fans are hammers. All hammers are fishes. Conclusions: I. No fans are fishes. II. Some fans are fishes.
Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: Some fishes are whales. No whale is a swimmer. Conclusions: I. All fishes are swimmers. II. No fish is swimmer. III. Some fishes are swimmers.
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: 1. Some fishes are horses 2. Some horse are kites. Conclusions: I. Some horses are fishes. II. Some kites are fishes. III. Some kites are horses
The total number of fishes in a batch are 230. If the ratio of 5 categories of fishes is 5 : 5 : 4 : 3 : 6. Find the greatest difference between any two categories of fishes.
Two fishes are swimming in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse from the two fishes is 30 degree and 45 degree. If the lighthouse is 200 m high, what is the distance between the two fishes?
Two fishes M and N are swimming away from a glacier in the same direction. If the height of the glacier is 800 m and the angle of elevation made by the 2 fishes are 45 and 30 degree respectively, then what is the distance between the two fishes?