Biology Chapter on Cells and Tissues

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Questions and Answers

Which of the following is NOT a primary function of nerve tissues?

Controlling and coordinating bodily functions
Providing structural support for the body (correct)
Carrying sensory information from the environment
Transmitting signals between different parts of the body

Algae and sponges are examples of organisms that exhibit all levels of organization, from cells to systems.

False (B)

What is the main difference between an organ and a tissue?

An organ is made up of different tissues working together to perform a specific function, while a tissue is a group of similar cells that perform a common function.

The ______ system is responsible for removing waste materials from the body.

excretory Signup and view all the answers

Match the following organs with their corresponding system:

Heart = Circulatory System Kidney = Excretory System Stomach = Digestive System Lungs = Respiratory System Signup and view all the answers

Which of the following is NOT a unicellular organism?

Human (A) Signup and view all the answers

The cell is the most complex level of organization in living things.

False (B) Signup and view all the answers

What is the name for a group of similar cells that work together?

Tissue Signup and view all the answers

A ______ organism is made up of only one cell.

unicellular Signup and view all the answers

Match the following examples with their corresponding levels of organization:

Amoeba proteus = Cell Nerve cells in the brain = Cell Muscle tissue = Tissue Stomach = Organ Digestive system = System Signup and view all the answers

Flashcards

Levels of Organization

The hierarchical structure of living things from simple to complex.

Cell

The smallest unit of life; can be unicellular or multicellular.

Unicellular Organisms

Organisms made up of a single cell, e.g., Amoeba, Paramecium.

Multicellular Organisms

Organisms composed of many cells, e.g., humans, plants.

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Tissue

A group of similar cells that work together for a specific function.

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Organs

A group of similar tissues that work together to perform a specific function in an organism.

Biology Chapter on Cells and Tissues

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