6th Grade Science Topic 7

Which of the following lists the domains of life?

• Archaea, Bacteria, Protista

• Archaea, Bacteria, Eukarya

• Animalia, Plantae, Protista, Fungi

• Anamalia, Plantae, Fungi, Eukarya

A science class used a microscope and observed that the cells have nuclei and chloroplasts. In which domain would the organism MOST likely be classified?

• Bacteria

• Archaea

• Eukarya

• Plantae

Tags

NGSS.MS-LS1-2

Which of the following would you find ONLY in a eukaryotic cell?

• membrane bound organelles and a nucleus

• a nucleus and organelles without membranes

• a cell membrane and organelles without membranes

• membrane-bound organelles and DNA in cytoplasm

What is the definition of homeostasis?

• the elimination of wastes

• the division of cells to form new cells

• the maintenance of a stable internal environment

• the process by which energy from the sun is used to make food

Tags

NGSS.HS-LS1-3

What are the two parts of a scientific name?

• genus and species

• phylum and class

• domain and genus

• domain and kingdom

A cat and a cactus plant are very different organisms. How are the cells of these two organisms similar?

• They hold photosynthesizing organisms.

• They use carbon dioxide to make large amounts of energy.

• They carry out the basic functions of inhaling, exhaling and making their own food.

• Their cells carry out similar processes to maintain homeostasis.

Karla is reading about a single-cell microorganism that can live inside the human body. This type of organism can be either harmful or harmless to people, depending on the type. One harmless type lives in the intestines and helps the body digest food. One harmful type can cause strep throat. Which type of organism is Karla most likely reading about?

• bacteria

• fungi

• parasite

• virus

All cells must carry out three basic functions to grow and pass on life. How do cells perform these three basic functions?

• They use a source of energy, release waste and form new cells

• They send out signals, extract food and breathe carbon dioxide

• They develop new tissues, make fats, and form new cells

• They drink water, breathe oxygen and release waste.

Tags

NGSS.MS-LS1-2

How are scientific laws created?

• Scientists vote to make laws.

• Theories change to laws after many years.

• Researchers agree about how the natural world works.

• Data supports how the natural world behaves under certain conditions.

Cells must be able to perform certain functions in order to survive. Which of the following must all cells do to survive?

• obtain energy

• use oxygen

• absorb waste

• continue growing

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7