Question

Various life forms appeared on earth at certain time periods in the history of several million years. Arrange the following in the order of their appearance on earth (starting with the earliest)
1. Multicellular organisms 2. Eukaryotes
3. Organisms with exoskeleton 4. Angiosperms

• A. 1, 2, 4, 3
• B. 1, 3, 2, 4
• C. 2, 1, 4, 3
• D. 2, 1, 3, 4

Answer 1

The correct option is D 2, 1, 3, 4

Prokaryotes and eukaryotes were the first organisms to inhabit the earth. They were single cell organism which then developed into multicellular organisms.

Organisms with exoskeleton developed ext.

Angiosperm evolved after this and they were a multicellular organism that had a tissue level of organisation.

So, the correct option is '2, 1, 3, 4'