Cells and Organisms Quiz


Froggy Jumps Cells and Organisms QuizVersion en ligne Cells in biology basics par Krishane Gatdula 1 What best defines a unicellular organism? a It has many specialized cells. b It is made of a single cell that carries out all life processes. c It can only live in water. 2 Which feature is found in plant cells but not in most animal cells? a Mitochondria b Chloroplasts c Lysosomes 3 What structure provides rigidity to plant cells? a Cell membrane b Cell wall c Chloroplast 4 What is the large central organelle in plant cells called? a Central vacuole b Vesicle c Nucleus 5 Do animal cells have a cell wall? a Yes, they always have a cell wall b No, animal cells typically do not have a cell wall. c Only during division 6 Which organelle is responsible for energy production in most eukaryotic cells? a Chloroplast b Nucleus c Mitochondria 7 What is a key difference between unicellular and multicellular organisms? a Unicellular organisms are larger. b Unicellular organisms are made of one cell; multicellular have many specialized cells. c Multicellular organisms have no nucleus. 8 Which statement is true about chloroplasts? a They store DNA like nuclei. b Chloroplasts enable photosynthesis in plant cells. c They are found in animal cells only. 9 Which organelle helps in photosynthesis? a Golgi apparatus b Mitochondria c Chloroplasts 10 Which organisms can be unicellular and still perform all life processes? a Some protists and fungi (yeasts) b Only plants c Only bacteria 11 Which is an example of a multicellular organism? a Bacteria b Amoeba c Human 12 What is a major characteristic of a prokaryotic cell? a It has a membrane-bound nucleus. b It has no membrane-bound nucleus. c It has many tissues. 13 Which organism is prokaryotic? a Bacteria b Plants c Human 14 Why are some unicellular organisms important to ecosystems? a Some help decompose materials and recycle nutrients. b They prevent all plants from growing. c They remove all animals from ecosystems. 15 Why are both unicellular and multicellular organisms important? a They have no roles in ecosystems. b Only multicellular organisms support life. c They perform different roles that help maintain life and ecological balance.

1

What best defines a unicellular organism?

a

It has many specialized cells.

b

It is made of a single cell that carries out all life processes.

c

It can only live in water.

2

Which feature is found in plant cells but not in most animal cells?

a

Mitochondria

b

Chloroplasts

c

Lysosomes

3

What structure provides rigidity to plant cells?

a

Cell membrane

b

Cell wall

c

Chloroplast

4

What is the large central organelle in plant cells called?

a

Central vacuole

b

Vesicle

c

Nucleus

5

Do animal cells have a cell wall?

a

Yes, they always have a cell wall

b

No, animal cells typically do not have a cell wall.

c

Only during division

6

Which organelle is responsible for energy production in most eukaryotic cells?

a

Chloroplast

b

Nucleus

c

Mitochondria

7

What is a key difference between unicellular and multicellular organisms?

a

Unicellular organisms are larger.

b

Unicellular organisms are made of one cell; multicellular have many specialized cells.

c

Multicellular organisms have no nucleus.

8

Which statement is true about chloroplasts?

a

They store DNA like nuclei.

b

Chloroplasts enable photosynthesis in plant cells.

c

They are found in animal cells only.

9

Which organelle helps in photosynthesis?

a

Golgi apparatus

b

Mitochondria

c

Chloroplasts

10

Which organisms can be unicellular and still perform all life processes?

a

Some protists and fungi (yeasts)

b

Only plants

c

Only bacteria

11

Which is an example of a multicellular organism?

a

Bacteria

b

Amoeba

c

Human

12

What is a major characteristic of a prokaryotic cell?

a

It has a membrane-bound nucleus.

b

It has no membrane-bound nucleus.

c

It has many tissues.

13

Which organism is prokaryotic?

a

Bacteria

b

Plants

c

Human

14

Why are some unicellular organisms important to ecosystems?

a

Some help decompose materials and recycle nutrients.

b

They prevent all plants from growing.

c

They remove all animals from ecosystems.

15

Why are both unicellular and multicellular organisms important?

a

They have no roles in ecosystems.

b

Only multicellular organisms support life.

c

They perform different roles that help maintain life and ecological balance.

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