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Cells & Micro-life

Total questions: 40

Worksheet time: 20mins

Name
Class
Date
1.

The diagram (picture) depicts (shows) a plant cell. What cell structure stores water and in indicated (shown) by the number 1 in the diagram?

a)

Lysosome

b)

Vacuole

c)

Nucleus

d)

Chloroplast

2.

A student was observing (looking at) a section (part) of cells under a microscope. She noticed (saw) they had a box-like shape, bean-shaped organelles and were green. She also noticed (saw) a nucleus that was to the side of the cell. She was most likely examining (looking at)

a)

Animal cells

b)

Plant cells

c)

Fungal cells

d)

Prokaryotic cells

3.

DNA inside of a eukaryotic cell is protected (covered) by what type of membrane?

a)

cell membrane

b)

cilia

c)

cell wall

d)

nuclear membrane

4.

What cell structure is responsible (takes care of) for storing water and toxins (waste) in a plant cell?

a)

The vacuole

b)

The nucleus

c)

The chloroplast

d)

The cell membrane

5.

Which structure (part) in plant cells makes food from sunlight?

a)

Chloroplast

b)

Nucleus

c)

Mitochondria

d)

Cell membrane

6.

In eukaryotic cells, the organelles are __________________________.

a)

All attached to each other.

b)

Suspended in air.

c)

Suspended in cytoplasm.

d)

Surrounded by walls.

7.

Which organelle is a part of the photosynthesis process?

a)

Cytoplasm

b)

Cell wall

c)

Chlorophyll

d)

Chloroplasts

8.

Which sentence correctly identifies (states) a difference between plant and animal cells?

a)

Animal cells contain chloroplasts and plant cells do not.

b)

Plant cells contain chloroplasts and animal cells do not.

c)

Plant cells have a cell membrane and animal cells do not.

d)

Animal cells have a nucleus and plant cells do not.

9.

Here is a section (part) from the Cell Rap video: “The nucleus takes over, controlling everything!” What is this line telling you about the nucleus?

a)

The vacuole holds water.

b)

The nucleus controls all the functions of the cell.

c)

The mitochondria release ATP and ADP.

d)

The cytoplasm holds the organelles.

10.

Euglenas and volvoxes are sensitive (affected by) to light. What organelle do they both have that helps them find light?

a)

Chloroplast

b)

Eyespot

c)

Mitochondria

d)

Vacuole

11.

Is an amoeba autotrophic or heterotrophic based on (due to) its ability to obtain (get) nutrients (food).

a)

Autotrophic

b)

Heterotrophic

c)

Both

12.

Is an euglena autotrophic or heterotrophic based on (due to) its ability to obtain (get) nutrients (food).

a)

Autotrophic

b)

Heterotrophic

c)

Both

13.

Is a paramecium autotrophic or heterotrophic based on (due to) its ability to obtain (get) nutrients (food).

a)

Autotrophic

b)

Heterotrophic

c)

Both

14.

Is a volvox autotrophic or heterotrophic based on (due to) its ability to obtain (get) nutrients (food).

a)

Autotrophic

b)

Heterotrophic

c)

Both

15.

What form of locomotion (movement) does an amoeba use?

a)

Cilia

b)

Flagella

c)

Pseudopod

16.

What form of locomotion (movement) does a euglena use?

a)

Cilia

b)

Flagella

c)

Pseudopod

17.

What form of locomotion (movement) does a paramecium use?

a)

Cilia

b)

Flagella

c)

Pseudopod

18.

What form of locomotion (movement) does a volvox use?

a)

Cilia

b)

Flagella

c)

Pseudopod

19.

The illustrations (pictures) are of a euglena, a paramecium and an amoeba. How do these organisms compare?

a)

They use different structures for movement.

b)

They use different structures to control cell activity.

c)

They all make their own food by photosynthesis.

d)

They all have eyespots to sense sunlight.

20.

The diagram (picture) is a plant cell. Which organelle is used to create (make) energy for the cell and is also found in animal cells?

a)

Number 1

b)

Number 2

c)

Number 3

d)

Number 4

21.

What type of environment do protists live?

a)

Ponds and puddles

b)

Salt water

c)

Polar water regions

d)

Rivers

22.

Which scenario (choice) BEST describes (talks about) a stimulus change?

a)

An animal eating food

b)

A polar bear being placed in Africa

c)

A saltwater fish swimming in the ocean

d)

Turtles laying eggs in the sand

23.

Which is NOT a characteristic (trait) of all living organisms?

a)

Able to reproduce

b)

Has DNA

c)

Adapts to environment changes

d)

Has eyes

24.

Is the following example demonstrating (showing) homeostasis or a response to a stimulus change: An amoeba engulfs (takes in) a smaller protist for nutrients into its vacuole.

a)

Homeostasis

b)

Response to stimulus

25.

Is the following example demonstrating (showing) homeostasis or a response to a stimulus change: A paramecium allows (lets) oxygen in its cell and releases (lets go of) carbon dioxide.

a)

Homeostasis

b)

Response to stimulus

26.

Is the following example demonstrating (showing) homeostasis or a response to a stimulus change: A volvox moves to an area of light using its eyespot.

a)

Homeostasis

b)

Response to stimulus

27.

Is the following example demonstrating (showing) homeostasis or a response to a stimulus change: A euglena uses its flagella to move.

a)

Homeostasis

b)

Response to stimulus

28.

For something to be considered (thought of) living, it must meet all characteristics (traits) of living things. Which organism is considered (thought of) living?

a)

Rock

b)

Water

c)

Tree

d)

Fossil

29.

Which organism best matches this description (statement): this organism moves using cilia, is heterotrophic, and moves in a spiral motion.

a)

Volvox

b)

Paramecium

c)

Amoeba

d)

Euglena

30.

Which organism does NOT have a definite (exact, specific) shape?

a)

Volvox

b)

Paramecium

c)

Amoeba

d)

Euglena

31.

Which organism best matches this description: produces its own food, contains chloroplast organelles, has many eye spots?

a)

Volvox

b)

Paramecium

c)

Amoeba

d)

Euglena

32.

All uni-cellular (one celled) organisms must have certain (specific) organelles to be fully functional. Which organelle is NOT necessary (does not need) for all protists?

a)

Eyespot

b)

Mitochondria

c)

Nucleus

d)

Vacuole

33.

Which two organisms contain (have) chloroplasts and eyespots?

a)

Amoeba and paramecium

b)

Paramecium and volvox

c)

Volvox and euglena

d)

Euglena and amoeba

34.

How do a paramecium and an amoeba obtain (get) nutrients (food) to live?

a)

A paramecium and an amoeba both use contractile vacuoles to capture nutrients (food).

b)

A paramecium and an amoeba both make their own nutrients (food) through photosynthesis.

c)

A paramecium collects nutrients (food) into an oral groove, while an amoeba uses pseudopods to surround nutrients (food).

d)

A paramecium uses pseudopods to capture nutrients (food), while an amoeba uses chloroplast to makes its own nutrients (food).

35.

Tina observed (saw) a cell under a microscope. She concluded (decided) that it was a plant cell instead of an animal cell. Which structure helped her come to this conclusion?

a)

She saw a vacuole, which animal cells lack.

b)

She saw a nucleus, which animal cells lack.

c)

She saw a chloroplast, which animal cells lack.

d)

She saw a cell membrane, which animal cells lack.

36.

The human body is constantly generating new skin cells through a process called mitosis. Which of the following describes the outcome of mitosis?

a)

two cells that are an exact copy of the original cell

b)

two cells fused to form a set of spindle fibers

c)

two cells that have different DNA

d)

two cells that have a slight variation from the original cell

37.

Mitosis is a type of _____________________ reproduction.

a)

Asexual

b)

Sexual

38.

Which protist is able to reproduce sexually, also known as conjugation?

a)

Euglena

b)

Paramecium

c)

Volvox

d)

Amoeba

39.

The smallest unit that can perform all life processes, are covered by a membrane, have DNA and cytoplasm.

a)

Bacteria

b)

Protist

c)

Cell

d)

Fungus

40.

Which is NOT a reason that protists are important to us?

a)

Protists make up half the oxygen we breathe.

b)

Protists are part of the food chain.

c)

Protists keep our planet warm.

d)

Protists are used in medical research.