U6. Biology II

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Complete the senteces with the correct word

Irene Caro

Spain

#	Player	Accuracy	time
1	Irene Caro June 1, 2025	% 98	04:32

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Fill in the Blanks U6. Biology IIOnline version Complete the senteces with the correct word by Irene Caro 1 bodies ectothermic heads fish are vertebrates with a head and a tail . their , except for their , are covered in scale s 2 fins body fusiform fish have a long which hekps them to move in wate r 3 fins fusiform tail they use to propel and stabilise themselves . the number of dins varies depending on the specie s 4 fusiform ectothermic : cold - blooded anima l 5 ectothermic fusiform : shape that's wide in the middle and smaller at both end s 6 line detect helps movements lateral interaction . they have a system of sense organs called the along the side of their bodies . it senses in the water around them , and this them and avoid obstacles and predators and catch pre y 7 lateral line swim caudal fin bladder interaction . most fish have a . this internal organ fills with gas and this helps them to floa t 8 gills operculu nutrition . most fish use their to breathe . gills are protected by the 9 omnivore carnivores nutrition . many are but some are herbivores or 10 oviparous asexually viviparous sexually reproduction . fish reproduce . they're and most species spawn eggs that are fertilised externall y