Question

Exercis
Fill in the circle of the correct option.
1.
2.
Omar mais
3.
The number of living things on Earth can be in
thousands
O hundreds
A backbone is not the basic characteristic of:
invertebrates o vertebrates
Pores are present in the body of a
O worm
O sponge
O mollusk
Sea anemones belong to the group:
O arthropods O sea jellies
Which animal belongs to the same group as the earthwormo
O ascaris
o tapeworm
Spines are present on the body of:
O spider
O snail
4.
5.
6.
O sea star
7
Which thing is common in sponges, worms, mollusks and arthropoda
O They have no backbone.
O They have a backbone.
They have pores in their bodies.
Which one is not an insect?
O crab
O butterfly
8.​

Answer 1

Answer:

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