Unit 1- Diversity of Life

How life on Earth evolved from only prokaryotic cells to the first eukaryotic cells is described by

What taxon is missing on this phylogenetic tree?

The zebras in this picture are considered ______.

The first members of the animal kingdom that lived on land were ____.

Which of these does NOT describe the plantae kingdom?

Which is NOT a characteristic of this organism?

Which kingdom does NOT have any autotrophic members?

The specimen below is viewed using a light microscope. This organism belongs to the ______ kingdom.

Which of these animal groups is the most recent common ancestor for birds and mammals?

The age of the Earth is estimated to be about ____ years old.

______ is the ability to maintain stable internal conditions.

A _____ is defined as all of the biotic and abiotic factors in the same area.

A fungi, such as a mushroom starts off as a single-celled spore. Then it develops into a multicellular mushroom

An organism that can create its own organic molecules for food is known as a(n) _____.

Which of the following is a DISADVANTAGE of sexual reproduction over asexual reproduction?

Which kingdom is described as all members having cell walls made of chitin and being heterotrophic?

Which of the following evolved before all of the others?

In the binomial system for naming organisms, an organism is given two names: its ___ and ___.

The development of the ozone layer (O3) allowed which of the following to occur?

Oxygen in today’s Earth atmosphere is the direct result of evolution of ____.

As a human, the phylum you belong to is

Having DNA is ______.

Which cell would have a greater surface area to volume ratio?

Fish are in the _____ phylum and the _____ kingdom.