Which best explains why humans are multicellular organisms?

Humans need many cells to carry out life processes.

Human cells are too small to function alone.

Human cells join together to form one large cell.

Humans have many systems that perform the same function.

Which best describes the main job of most cells in multicellular organisms?

Cells work to keep the organism alive.

Cells work to keep themselves alive.

Cells work to release needed materials.

Cells work to store unneeded materials.

Which statement would most likely be found in an article about multi-celled organisms like plants?

Plants contain many specialized cells that perform different functions.

Plants have a simple structure.

Plants contain only one cell that performs all functions.

Plants do not need to eat, remove waste, or reproduce.

How are multi-celled and single-celled organisms different?

Multi-celled organisms have large numbers of specialized cells to perform a variety of life functions, while single-celled organisms complete life functions with one cell.

Multi-celled organisms need energy to survive, while single-celled organisms need no energy to survive.

Single-celled organisms can be seen without using a microscope, while multi-celled organisms are microscopic.

Single-celled organisms have large numbers of identical cells that all perform the same function, while multi-celled organisms have cells that are all different and perform different life functions.

How are single-celled organisms and multi-celled organisms similar?

Both need food for energy and growth.

Both have a skeletal system for support.

Both require the interaction of many cells to survive.

Both are able to carry out all life functions in only one cell.

Which is a difference between frogs and bacteria?

Frogs are multi-celled organisms, while bacteria are single-celled organisms.

Frogs are able to control all life processes in one cell, while bacteria cannot.

Frogs are single-celled organisms, while bacteria are multi-celled organisms.

Frogs must rely on other single-celled organisms for survival, while bacteria are dependent only on themselves.

A scientist is trying to decide whether an organism is unicellular or multicellular. Which information would help the scientist most to make her decision?

how many types of cells are in the organism

size of the cells of the organism

Why do humans require many different types of cells to survive?

Human cells are specialized and work independently to perform different functions.

Human cells are identical and work together to perform the same function.

Human cells are specialized and work together to perform the same function.

Human cells are identical and work independently to perform different functions.

Unicellular vs. Multicellular

Quiz

•

Science

•

7th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-LS1-1, MS-LS1-3, MS-LS1-4

+3

Standards-aligned

Esra Bakhit

Used 1K+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fungi, Plants, and Animals

Unicellular organisms

Multicellular organisms

Tags

NGSS.MS-LS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Basic unit of life

Cell

Tissue

Organ

Organ System

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Multicellular Organisms

Made of 1 cell

Made of more than 1 cell

Tags

NGSS.MS-LS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

dog

unicellular

multicellular

neither

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

one cell

unicellular

multicellular

neither

Tags

NGSS.MS-LS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a requirement for all living things?

have at least one cell

use energy

adapt to environment

breathe oxygen with lungs

Tags

NGSS.MS-LS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A rock would be considered ________.

unicellular

multicelluar

nonliving

living

Tags

NGSS.MS-LS1-1

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Unicellular vs. Multicellular

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Basic unit of life

Multicellular Organisms

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Which of the following is NOT a requirement for all living things?

A rock would be considered ________.

When a daphnia (water flea) gives birth to offspring, which characteristic of life is being shown?

When a plant starts to grow towards the bright sunlight that is shining through the side of a window, which characteristic of life is being shown?

An amoeba eating a paramecium would be an example of which characteristic of life?

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