Name the type of symmetry found in an earthworm. radial symmetry no symmetry eth
ID: 210174 • Letter: N
Question
Name the type of symmetry found in an earthworm.
radial symmetry
no symmetry
etheric
bilateral symmetry
semi radial
The history of the Earth is often divided into the Paleozoic, Mesozoic, and Cenozoic. Both the Paleozoic and Mesozoic eras ended with mass extinctions. The appearance and dominance of _____ plants in the Cenozoic Era created new niches for insects, as well as for birds and mammals.
moss
conifer
parasitic
flowering
fern
What was the Cambrian Explosion?
The event that sparked the beginning of life on Earth.
The event that led to the extinction of the dinosaurs
The time when most animal phyla came into existence.
The moment when scientists in Cambridge University understood the phylogeny of life.
radial symmetry
no symmetry
etheric
bilateral symmetry
semi radial
The history of the Earth is often divided into the Paleozoic, Mesozoic, and Cenozoic. Both the Paleozoic and Mesozoic eras ended with mass extinctions. The appearance and dominance of _____ plants in the Cenozoic Era created new niches for insects, as well as for birds and mammals.
moss
conifer
parasitic
flowering
fern
What was the Cambrian Explosion?
The event that sparked the beginning of life on Earth.
The event that led to the extinction of the dinosaurs
The time when most animal phyla came into existence.
The moment when scientists in Cambridge University understood the phylogeny of life.
Explanation / Answer
Answer-1)
Bilateral symmetry.
Explanation-
The earthworms are highly developed worms and are divided into segments or worms. They possess bilateral symmetry.
Answer-2)
Flowering.
Explanation-
The Cenozoic age also known as Age of Mammals as large number of mammals dominated this era. This era is also regarded as the age of co-dependent flowering plants, insects and age of birds. Grass played an important role as the birds and mammals fed on it.
Answer-3)
The time when most animal phyla came into existence.
Explanation-
The Cambrian Explosion is regarded as the period when most of the major animal phyla appeared in the fossil record.
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