aqa triology cell biology

Question 1

What is the basic unit of life?

Answer 1

The cell

Question 2

True or False: All living organisms are made up of cells.

Answer 2

True

Question 3

What organelle is known as the powerhouse of the cell?

Answer 3

Mitochondria

Question 4

Fill in the blank: The _____ is the control center of the cell.

Answer 4

nucleus

Question 5

What structure protects the cell and maintains its shape?

Answer 5

Cell membrane

Question 6

Which cell organelle is responsible for photosynthesis?

Answer 6

Chloroplast

Question 7

What is the function of ribosomes?

Answer 7

Protein synthesis

Question 8

Multiple choice: Which of the following is NOT a part of the cell theory? A) All living things are made of cells. B) Cells are the basic unit of life. C) Cells can arise from non-living matter. D) All cells come from pre-existing cells.

Answer 8

C) Cells can arise from non-living matter.

Question 9

What type of cell lacks a nucleus?

Answer 9

Prokaryotic cell

Question 10

True or False: Eukaryotic cells are generally larger than prokaryotic cells.

Answer 10

True

Question 11

What is the jelly-like substance inside the cell called?

Answer 11

Cytoplasm

Question 12

Fill in the blank: The _____ is responsible for packaging and distributing proteins.

Answer 12

Golgi apparatus

Question 13

What is the primary component of the cell membrane?

Answer 13

Phospholipids

Question 14

Multiple choice: Which of the following is a function of the smooth endoplasmic reticulum? A) Protein synthesis B) Lipid synthesis C) DNA replication D) Photosynthesis

Answer 14

B) Lipid synthesis

Question 15

What are lysosomes often referred to as?

Answer 15

The cell’s waste disposal system

Question 16

True or False: Plant cells have cell walls, while animal cells do not.

Answer 16

True

Question 17

What structure is responsible for cell division?

Answer 17

Centrioles

Question 18

Fill in the blank: The _____ regulates what enters and leaves the cell.

Answer 18

cell membrane

Question 19

What is the role of the cytoskeleton?

Answer 19

To provide structural support and shape to the cell

Question 20

Multiple choice: Which organelle is involved in detoxifying harmful substances? A) Mitochondria B) Peroxisomes C) Ribosomes D) Nucleus

Answer 20

B) Peroxisomes

Question 21

What are the two main types of cells?

Answer 21

Prokaryotic and eukaryotic cells

Question 22

True or False: The nucleolus is where ribosomes are produced.

Answer 22

True

Question 23

What is the function of the rough endoplasmic reticulum?

Answer 23

To synthesize and process proteins

Question 24

Fill in the blank: The _____ is a network of protein filaments that helps the cell maintain its shape.

Answer 24

cytoskeleton

Question 25

What is osmosis?

Answer 25

The diffusion of water across a selectively permeable membrane

Question 26

Multiple choice: Which process requires energy? A) Diffusion B) Osmosis C) Active transport D) Facilitated diffusion

Answer 26

C) Active transport

Question 27

What is the primary function of the plasma membrane?

Answer 27

To protect the cell and regulate the movement of substances in and out

Question 28

True or False: All cells have a cell wall.

Answer 28

False

Question 29

What are organelles?

Answer 29

Specialized structures within a cell that perform specific functions

Question 30

Fill in the blank: The _____ stores genetic information in the form of DNA.

Answer 30

nucleus

Question 31

What is the function of the vacuole in plant cells?

Answer 31

To store nutrients and waste products