LS Day 1 Q2 MM

The key difference between the Eukarya Domain and the Bacteria and Archaea Domains is eukaryotes—

• 1. Have cells with nuclei to enclose their DNA

• 1. Were the first living organisms on Earth

• 1. Are now extinct

• 1. All are made up of multiple cells that work together to form systems

Use these descriptions of different phyla in the Animalia Kingdom to answer the question. (Note: this chart does not show all the phyla in the Animalia Kingdom).

• Annelida

• 
• Arthropoda

• 
• Mollusca

• 

Tags

NGSS.MS-LS4-2

1. Which of the following is true about the classification of organisms?

• 1. The current taxonomic system has existed for 300 years without change and depends on a microscope to classify organisms.

• 1. Organisms can only be placed into taxonomic groups with DNA tests.

• 1. Organisms that live in the same habitat will be grouped into the same Domain and Kingdom but may have different Phylums and Classes. 

• 1. As living things are investigated, new attributes are revealed that can change the taxonomic groups of organisms.

A scientist discovers a new organism that is unicellular, has a nucleus, and makes its own food. This organism would best be classified as—

• 1. An animal

• 1. A fungus

• 1. A plant

• 1. A protist

1. Any grouping of organisms into domains or kingdoms is based on several factors, including which of the following? Choose 3 correct answers.

• 1. The presence or absence of cellular structures

• 1. The size of the organism’s population

• 1. How long the organism has existed on Earth

• 1. Whether the organisms exist as single cells or are multicellular

• 1. How the organisms get their food

Tags

NGSS.MS-LS4-2

NGSS.MS-LS1-1

1. A scientist discovers a new organism that is multicellular, cannot move, cannot make its own food, and reproduces through spores. This organism would best be classified as—

• 1. An animal

• 1. A fungus

• 1. A plant

• 1. A protist

Tags

NGSS.MS-LS4-2