Biology, asked by pojaa1, 1 year ago

give any 1 difference between each of the following a )Protozoa and metazoa.
b) vertebrate and invertebrate.
c) insecta and Arachnida.
D) flat worm and round worm.

Answers

Answered by pallavisharma9
8
A. protozoa are single-celled organisms whereas metazoa are multi-cellular organisms

B.vertebrates and invertebrates. The main difference between vertebrates and invertebrates is that invertebrates, like insects and flatworms, do not have a backbone or a spinal column. Examples of vertebrates include humans, birds, and snakes

C. 1.The body of an insect is comprised of three segments: the head, thorax and abdomen. The body of an arachnid is comprised of two segments: the cephalothorax and abdomen.

2. Insects have six legs; arachnids have eight legs.
3.Insects have compound eyes; arachnids have simple eyes.
4. Insects have antennae; arachnids do not.
Many insects have wings; no arachnid has wings.

D.A flatworm has a thin, dorsoventrally flattened body. Roundworms are more cylindrical in shape and tapered to a fine point at one end.
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