Unit 2: Diversity Of Life

Question 1

What did Linnaeus contribute?

Answer 1

He developed the system of binomial nomenclature.

Question 2

What did Darwin contribute?

Answer 2

Taxonomy reflecting evolutionary history.

Question 3

Why do we use scientific names and what do they represent?

Answer 3

Because one thing here would be called something else in a different country.

Question 4

Order the Taxa Classification groups

Answer 4

Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species

Question 5

The domains of organisms

Answer 5

1. ) Bacteria
2. ) Archaea
3. ) Eukarya

Question 6

Why aren’t viruses included as living?

Answer 6

1. ) They are infectious fragments of protein.

2. ) Viruses and prions can only perform life processes when they are attacking a living cell.

Question 7

Basic features of prokaryotes and why they’re important

Answer 7

1. ) Food sources for other organisms.
2. ) Decomposes and recycles.
3. ) Provide nitrogen for plants.
4. ) Causes diseases.

Question 7

Know the four kingdoms and their characteristics/examples

Answer 7

1. ) Protista: Mostly unicellular, many organelles, nucleated. Ex: Amoeba, Englena, Paramecium
2. ) Fungi: Multicellular, Heterotrophic, Cell Walls. Ex: Mushrooms, Toadstools, mold
3. ) Plantae: Multicellular, Cell Walls, Autotrophic. Ex: Trees, Flowers, Moss, Ferns
4. ) Animalia: Multicellular, No Cell Walls, Heterotrophic. Ex: Sponges, Fish Birds, Humans

Question 8

The subtypes of Protists

Answer 8

Main Types:
1.) The slime molds

2. ) The unicellular algae
3. ) The protozans

Question 9

Two types of plankton kingdoms and the importances

Answer 9

Phytoplankton and Zooplankton,

1. ) Food Sources
2. ) Decomposes/Recycle
3. ) Cause Diseases

Question 10

Whys fungi not a plant?

Answer 10

They cannot make their own food, their cell walls are made of chitin.

Question 11

What are the two main divisions of of the plant kingdom?

Answer 11

1. ) Multicellular Algae

2. ) Terrestrial Plants

Question 13

What are the two divisions of animal kingdoms?

Answer 13

Invertebrates: Without a back bone.

Vertebrates: With a back bone.

Question 14

Three classes of vascular plants

Answer 14

1. ) Ferns and Allies: (Seedless) Ex: Sensitive Fern, and Asparagus Fern.
2. ) Gymnosperms: Pines, Spruces, Cedars.
3. ) Angiosperms: Grasses, and Wild Flowers.

Question 15

The 4 types of invertebrates

Answer 15

1. ) Annelids: The segmented worms.
2. ) Arthropods: Spiders, Crabs, Lobsters, Insects.
3. ) Mollusks: Snails, Clams, Octopus.
4. ) Echinoderms: Sea stars.

Question 16

Main groups of vertebrates plus examples

Answer 16

1. ) Cartilage Fish: Skates, Rays, Sharks.
2. ) Bony Fish: All other fishes.
3. ) Amphibians: Toads, Frogs, Newts, and Salamanders.
4. ) Reptiles: Crocodile, Alligator, Turtle, Snakes, Lizards.
5. ) Birds: Ducks, Ostriches, Hawks, Owls, Hummingbirds, and Songbirds.
6. ) Mammals: Kangaroos, Opossums, Mice, Deer, Cats, Dogs, Whales, Humans.

Question 17

Radial Symmetry vs Bilateral Symmetry

Answer 17

Radial: A body plan like the spokes of a bicycle tires, as long as the cut is along the middle it will mirror.

Bilateral: A body plan in which only one cut down the middle will result in equal parts.

Question 18

What does Endothermic mean?

Answer 18

Animals which are able to maintain a relatively warm and constant body temperature independent of the environment.

Question 19

What does Endoskeleton mean?

Answer 19

A supportive structure on the inside of an animal, tendons and muscles are on the outside.