The Cell - Practice exercise 4 - Grade 8 Integrated Science - The Cell

Question 1

Ali planted a bean seed. A few days later, small roots started growing. How did cells help in this process?

Question 2

Kilonzo planted a bean seed. A few days later, small roots started growing. How did cells help in this process? (1 mark)

Question 3

Kilonzo planted a bean seed. A few days later, small roots started growing. How did cells help in this process? (1 mark)

Question 4

Below is a diagram of a plant cell with the vacuole clearly labeled. Juma noticed his spinach plant leaves were limp after forgetting to water it. Based on the diagram, which part of the cell was affected and why? (Insert diagram showing vacuole highlighted)

Question 5

Below is a diagram of a plant cell with the vacuole clearly labeled. (Insert diagram showing vacuole highlighted) Juma noticed his spinach plant leaves were limp after forgetting to water it. Based on the diagram, which part of the cell was affected and why? (1 mark)

Question 6

Below is a diagram of a plant cell with the parts clearly labeled. Juma noticed his spinach plant leaves were limp after forgetting to water it. Based on the diagram, which part of the cell was affected and why? (1 mark)

Question 7

Below is a diagram of a plant cell with the parts clearly labeled. Juma noticed his spinach plant leaves were limp after forgetting to water it. Based on the diagram, which part of the cell was affected and why? (1 mark)

Question 8

Below is a diagram of a plant cell with the parts clearly labeled. Juma noticed his spinach plant leaves were limp after forgetting to water it. Based on the diagram, which part of the cell was affected and why? (1 mark)

Question 9

Below is a diagram of a plant cell with the parts clearly labeled. Juma noticed his spinach plant leaves were limp after forgetting to water it. Based on the diagram, which part of the cell was affected and why? (1 mark)

Question 10

Ali is carrying a microscope to the biology lab. Which is the safest way for him to do this?

Question 11

Ali is carrying a microscope to the biology lab. Which is the safest way for him to do this? (1 mark)

Question 12

Ali is carrying a microscope to the biology lab. Which is the safest way for him to do this? (1 mark)

Question 13

Ali is carrying a microscope to the biology lab. Which is the safest way for him to do this? (1 mark)

Question 14

A side-by-side diagram of a plant cell and an animal cell shows three labeled parts: the nucleus, cytoplasm, and cell membrane. Which of the following parts are found in both cells?

Question 15

Below is a side-by-side diagram of a plant cell and an animal cell showing labeled parts. Which of the following parts are found in both cells? (1 mark)

Question 16

Below is a side-by-side diagram of a plant cell and an animal cell showing labeled parts. Which of the following parts are found in both cells? (1 mark)

Question 17

Below is a side-by-side diagram of a plant cell and an animal cell showing labeled parts. Which of the following parts are found in both cells? (1 mark)

Question 18

Below is a side-by-side diagram of a plant cell and an animal cell . Which of the following parts are found in both cells? (1 mark)

Question 19

Below is a side-by-side diagram of a plant cell and an animal cell . Which of the following parts are found in both cells? (1 mark)

Question 20

Which example shows how cells help animals respond to their surroundings?

Question 21

Which example shows how cells help animals respond to their surroundings? (1 mark)

Question 22

Which example shows how cells help animals respond to their surroundings? (1 mark)

Question 23

Mary is viewing onion cells but the image appears dark. What should she do to improve visibility?

Question 24

Mary is viewing onion cells but the image appears dark. What should she do to improve visibility? (1 mark)

Question 25

Mary is viewing onion cells but the image appears dark. What should she do to improve visibility? (1 mark)

Question 26

Mary is viewing onion cells but the image appears dark. What should she do to improve visibility? (1 mark)

Question 27

A learner saw small parts moving inside a cell. He wondered what allows these parts to move freely. Which part of the cell helps with this?

Question 28

A learner saw small parts moving inside a cell. He wondered what allows these parts to move freely. Which part of the cell helps with this? (1 mark)

Question 29

A learner saw small parts moving inside a cell. He wondered what allows these parts to move freely. Which part of the cell helps with this? (1 mark)

Question 30

A learner saw small parts moving inside a cell. He wondered what allows these parts to move freely. Which part of the cell helps with this? (1 mark)

Question 31

A learner saw small parts moving inside a cell. He wondered what allows these parts to move freely. Which part of the cell helps with this? (1 mark)

Question 32

A diagram shows labeled parts in both plant and animal cells. Label X points to the rounded structure in the center of each. What is the name and function of the structure labeled “X” in both diagrams?

Question 33

What is the name and function of the structure labeled “X” in both diagrams? (1 mark)

Question 34

What is the name and function of the structure labeled “X” in both diagrams? (1 mark)

Question 35

What is the name and function of the structure labeled “X” in both diagrams? (1 mark)

Question 36

What is the name and function of the structure labeled “X” in both diagrams? (1 mark)

Question 37

What is the name and function of the structure labeled “X” in both diagrams? (1 mark)

Question 38

During a science practical in a school in Kisumu, students used a microscope with an eye-piece lens of ×5 and an objective lens of ×20 to examine maize stem cells. What was the total magnification?

Question 39

During a science practical in a school in Kisumu, students used a microscope with an eye-piece lens of ×5 and an objective lens of ×20 to examine maize stem cells. What was the total magnification?

Question 40

During a science practical in a school in Kisumu, students used a microscope with an eye-piece lens of ×5 and an objective lens of ×20 to examine maize stem cells. What was the total magnification?

Question 41

During a science practical in a school in Kisumu, students used a microscope with an eye-piece lens of ×5 and an objective lens of ×20 to examine maize stem cells. What was the total magnification? (1 mark)

Question 42

Below is a diagram showing a labeled plant cell. The nucleus is marked in the center. Ali planted two beans; one grew well, the other did not. Which part of the cell controlled the growth and how? (Insert diagram with nucleus labeled)

Question 43

Below is a diagram showing a labeled plant cell.The nucleus is marked in the center. Ali planted two beans; one grew well, the other did not.Which part of the cell controlled the growth and how? (1 mark) (Insert diagram with nucleus labeled)

Question 44

Below is a diagram showing a labeled plant cell.The nucleus is marked in the center. Ali planted two beans; one grew well, the other did not.Which part of the cell controlled the growth and how? (1 mark) (Insert diagram with nucleus labeled)

Question 45

Below is a diagram showing a labeled plant cell. The nucleus is marked in the center. Ali planted two beans; one grew well, the other did not. Which part of the cell controlled the growth and how? (1 mark)

Question 46

Below is a diagram showing a labeled plant cell. The nucleus is marked in the center. Ali planted two beans; one grew well, the other did not. Which part of the cell controlled the growth and how? (1 mark)

Question 47

Below is a diagram showing a labeled plant cell. The nucleus is marked in the center. Ali planted two beans; one grew well, the other did not. Which part of the cell controlled the growth and how? (1 mark)

Question 48

Below is a diagram showing a labeled plant cell. The nucleus is marked in the center. Ali planted two beans; one grew well, the other did not. Which part of the cell controlled the growth and how? (1 mark)

Question 49

Which of the following best shows how plant cells help in feeding the plant?

Question 50

Which of the following best shows how plant cells help in feeding the plant? (1 mark)

Question 51

Which of the following best shows how plant cells help in feeding the plant? (1 mark)

Question 52

Which of the following best shows how plant cells help in feeding the plant? (1 mark)

Question 53

A farmer took a diseased leaf sample to a lab in Kericho. The technician used the microscope shown below, with a ×6 eye-piece and a ×30 objective lens. What magnification was used to examine the leaf?

Question 54

A farmer took a diseased leaf sample to a lab in Kericho. The technician used a microscope with a ×6 eye-piece and a ×30 objective lens. What magnification was used to examine the leaf?

Question 55

A farmer took a diseased leaf sample to a lab in Kericho. The technician used a microscope with a ×6 eye-piece and a ×30 objective lens. What magnification was used to examine the leaf?

Question 56

A farmer took a diseased leaf sample to a lab in Kericho. The technician used a microscope with a ×6 eye-piece and a ×30 objective lens. What magnification was used to examine the leaf? (1 mark)

Question 57

A farmer took a diseased leaf sample to a lab in Kericho. The technician used a microscope with a ×6 eye-piece and a ×30 objective lens. What magnification was used to examine the leaf? (1 mark)

Question 58

A farmer took a diseased leaf sample to a lab in Kericho. The technician used a microscope with a ×6 eye-piece and a ×30 objective lens. What magnification was used to examine the leaf? (1 mark)

Question 59

A diagram shows a labeled plant cell with green oval structures marked as Label A and an animal cell with no such structures.What is Label A, and why is it not found in the animal cell?

Question 60