Biological levels of organization

What is a multicellular organism?

• an organism with one cell

• an organism with 2 or more cells

• bacteria

Tags

NGSS.MS-LS1-1

Why are cells complex?

• All cells are the same

• Multicellular organisms can live with one type of cell

• Different cells perform different functions

• Complex cells are unicellula

Tags

NGSS.MS-LS1-3

Cells are.....

• a group of tissues that together carry out a specific function

• structural and functional units of all living things.

• groups of organs that together carry out a specific function

• are only found in animals.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which of the following is the correct order of organization in living things from the most basic (simple) to the most complex?

• Organism, cell, tissue,organ, organ system

• Organ system, organ, cell, organism, tissue

• cell, organ, tissue, organ system, organism

• cell, tissue, organ, organ system, organism

What do a worm, a cat and an elephant have in common?

• They all move the same way

• They all have the same internal structures

• They are all made of cells.

• They all have hair or fur covering their body.

Tags

NGSS.MS-LS1-1

The human body is composed of organ systems. Which list represents a systems from the least to most complex?

• Heart --> cardiac muscle --> muscle tissue --> muscle cell

• Muscle cell --> muscle tissue --> biceps muscle --> muscular system

• Lung tissue --> trachea --> nostrils --> circulatory system

• Integumentary system --> skin cell --> hair --> sweat glands

Tags

NGSS.MS-LS1-3

Which of the following best describes a tissue?

• a group of cells working together to perform a specific function

• a group of organs that work together to perform a specific function

• the smallest functioning unit of a living organism

• a specialized unit within a cell that has a specific function

Tags

NGSS.MS-LS1-3

Which of the following displays the levels of organization INCORRECTLY from smallest to largest?

• Atom, Molecule, Organelle, Cell

• Organelle, Cell, Tissue, Organ

• Community, Ecosystem, Biome, Biosphere

• Organ System, Organ, Organism, Population

What is the difference between a cell and a tissue?

• cell is basic unit of life; tissue is group of cells that work as one

• cell is basic unit of life; tissue is groups of different cells

• cell is group of tissues; tissue is basic unit of life

• cell is group of organs; tissue is group of different cells

Tags

NGSS.MS-LS1-1

. A science class is planning a field trip to a local farm that has a large pond. Which of the following lists the order of biological organization from smallest to largest that the students can expect to find at the pond?

• Organism, community, population, ecosystem

• Organism, population, community, ecosystem

• Population, organism, community, ecosystem

• Population, organism, ecosystem, community