2.1

Question 1

What is the basic unit of life?

Answer 1

Cell

Question 2

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

Answer 2

True

Question 3

What is the process by which cells divide to form new cells?

Answer 3

Cell division

Question 4

Fill in the blank: The basic structure of a cell includes the __________, cytoplasm, and cell membrane.

Answer 4

nucleus

Question 5

What organelle is responsible for energy production in cells?

Answer 5

Mitochondria

Question 6

Multiple Choice: Which of the following is NOT a type of cell? A) Prokaryotic B) Eukaryotic C) Mitochondrial D) Bacterial

Answer 6

C) Mitochondrial

Question 7

What is the function of the cell membrane?

Answer 7

To control the movement of substances in and out of the cell.

Question 8

True or False: Plant cells have a cell wall.

Answer 8

True

Question 9

What is the jelly-like substance inside the cell where organelles are suspended?

Answer 9

Cytoplasm

Question 10

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

Answer 10

nucleus

Question 11

What is the function of ribosomes?

Answer 11

To synthesize proteins.

Question 12

Multiple Choice: Which organelle is involved in the synthesis of lipids? A) Ribosome B) Golgi apparatus C) Smooth endoplasmic reticulum D) Mitochondria

Answer 12

C) Smooth endoplasmic reticulum

Question 13

What type of cells lack a nucleus?

Answer 13

Prokaryotic cells

Question 14

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

Answer 14

True

Question 15

What is the role of the Golgi apparatus?

Answer 15

To modify, sort, and package proteins and lipids.

Question 16

Fill in the blank: The __________ is responsible for detoxifying harmful substances.

Answer 16

smooth endoplasmic reticulum

Question 17

What structure gives plant cells their rigidity?

Answer 17

Cell wall

Question 18

Multiple Choice: Which of the following organelles is known as the ‘powerhouse of the cell’? A) Nucleus B) Ribosome C) Mitochondria D) Golgi apparatus

Answer 18

C) Mitochondria

Question 19

What is the primary function of chloroplasts?

Answer 19

To conduct photosynthesis.

Question 20

True or False: Lysosomes contain digestive enzymes.

Answer 20

True

Question 21

Fill in the blank: The __________ helps in the transport of materials within the cell.

Answer 21

endoplasmic reticulum

Question 22

What is the difference between rough and smooth endoplasmic reticulum?

Answer 22

Rough ER has ribosomes on its surface, while smooth ER does not.

Question 23

Multiple Choice: Which organelle is responsible for packaging proteins? A) Nucleus B) Ribosome C) Golgi apparatus D) Lysosome

Answer 23

C) Golgi apparatus

Question 24

What is the function of the cytoskeleton?

Answer 24

To maintain cell shape and assist in movement.

Question 25

True or False: All cells have a cell membrane.

Answer 25

True

Question 26

Fill in the blank: The __________ is a double-membrane structure that surrounds the nucleus.

Answer 26

nuclear envelope

Question 27

What is the role of vacuoles in plant cells?

Answer 27

To store nutrients and waste products.

Question 28

Multiple Choice: Which of the following is NOT found in animal cells? A) Cell wall B) Mitochondria C) Nucleus D) Ribosomes

Answer 28

A) Cell wall

Question 29

What are organelles?

Answer 29

Specialized structures within a cell that perform specific functions.

Question 30

True or False: The plasma membrane is selectively permeable.

Answer 30

True

Question 31

Fill in the blank: __________ are the sites of protein synthesis in the cell.

Answer 31

Ribosomes

Question 32

What is the function of the nucleolus?

Answer 32

To produce ribosomal RNA.

Question 33

Multiple Choice: Which structure is responsible for the synthesis of ATP? A) Nucleus B) Mitochondria C) Chloroplast D) Ribosome

Answer 33

B) Mitochondria

Question 34

What type of cell contains chloroplasts?

Answer 34

Plant cells

Question 35

True or False: Prokaryotic cells have membrane-bound organelles.

Answer 35

False

Question 36

Fill in the blank: The __________ is involved in the production of ribosomes.

Answer 36

nucleolus

Question 37

What is the primary component of the cell membrane?

Answer 37

Phospholipids

Question 38

Multiple Choice: Which of the following is NOT a function of the cell membrane? A) Protection B) Transport C) Energy production D) Communication

Answer 38

C) Energy production

Question 39

What process do cells use to take in large particles?

Answer 39

Endocytosis

Question 40

True or False: Cells can communicate with each other through chemical signals.

Answer 40

True

Question 41

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

Answer 41

cytoskeleton

Question 42

What is the function of cilia and flagella?

Answer 42

To aid in cell movement.

Question 43

Multiple Choice: Which organelle is known as the 'suicide bag' of the cell? A) Ribosome B) Lysosome C) Golgi apparatus D) Nucleus

Answer 43

B) Lysosome

Question 44

What is the role of the cell wall in plant cells?

Answer 44

To provide structural support and protection.

Question 45

True or False: The cytoplasm is where most cellular activities occur.

Answer 45

True

Question 46

Fill in the blank: __________ are organelles that store and release substances in the cell.

Answer 46

Vacuoles