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Unit 5 Cells

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8th grade Science Quiz on Unit 5 Cells, created by Kimberly Mancuso on 07/12/2017.
Kimberly Mancuso
Quiz by Kimberly Mancuso, updated more than 1 year ago
Kimberly Mancuso
Created by Kimberly Mancuso over 6 years ago
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Resource summary

Question 1

Question
Plant and animal cells are similar, but have different distinct differences. The following images were seen under a microscope. Which of these images would best be identified as a plant cell?
Answer

Question 2

Question
The process used by plant cells to convert sunlight energy into glucose is called [blank_start]__________.[blank_end]
Answer
  • photosynthesis
  • cellular respiration
  • glucose
  • chloroplast

Question 3

Question
How do organisms get the energy they need?
Answer
  • Plants get energy from fertilizers Animals get energy by drinking water
  • Plants get energy from glucose produced in the soil Animals get energy directly from sunlight
  • Plants do not require energy because they do not move Animals get energy by performing exercises
  • Plants break down the glucose they produced in photosynthesis Animals get energy from eating other organisms

Question 4

Question
Organelles are structures within the cell that perform important functions. Which of the following correctly matches the organelle with its relationship to the whole cell?
Answer
  • nucleus - provides protection to the outside of the cell
  • mitochondria - provides the instructions for making proteins
  • chloroplasts - trap light energy and change it into food for the cell
  • cell membrane - changes the energy the cell gets from food into a form the cell can use

Question 5

Question
Green plants produce their own food during photosynthesis. Which of these statements about photosynthesis is true?
Answer
  • Water is one product of photosynthesis.
  • Oxygen is one product of photosynthesis.
  • Chlorophyll is one product of photosynthesis.

Question 6

Question
All cells are surrounded by a [blank_start]:[blank_end]
Answer
  • Cell Wall
  • Cell Membrane
  • Cytoplasm
  • Chloroplast

Question 7

Question
Mitochondria are important organelles within a cell. What would most likely happen if a cell's mitochondria were not functioning properly?
Answer
  • The cells would use lysosomes to release energy.
  • The cell's level of ATP would decrease.
  • The cell would create new mitochondria by cell division.
  • The cell's level of glucose would increase.

Question 8

Question
The food that plants produce during photosynthesis is called [blank_start]:[blank_end]
Answer
  • sucrose
  • glucose
  • atp
  • protein

Question 9

Question
What do animals do with the carbon dioxide produced in their cells during cellular respiration?
Answer
  • Store it for later use.
  • Reuse it during photosynthesis.
  • Exhale it in the breathing process.
  • Combine it with water to make sugar.

Question 10

Question
Plant cells use photosynthesis to make food. Plants cells also use cellular respiration to get energy from the food they make. How is cellular respiration di erent from photosynthesis?
Answer
  • Photosynthesis produces ATP, and cellular respiration produces sugars.
  • Photosynthesis requires oxygen, and cellular respiration requires carbon dioxide.
  • Photosynthesis produces oxygen, and cellular respiration produces carbon dioxide.
  • Photosynthesis requires energy from food, and cellular respiration requires energy from the sun.

Question 11

Question
Select the three parts of the cell theory.
Answer
  • All cells come from pre-existing cells.
  • Cell is the official name of the smallest unit of life.
  • All plants and animals are made of cells.
  • Cells are the basic unit of structure and function in organisms.

Question 12

Question
Photosynthesis takes place in the [blank_start]chloroplast[blank_end] Cellular Respiration takes place in the [blank_start]mitochondria[blank_end]
Answer
  • chloroplast
  • mitochondria
  • chlorophyll
  • nucleus
  • mitochondria
  • chloroplast
  • chlorophyll
  • nucleus

Question 13

Question
What is the difference between eukaryotic cells and prokaryotic cells?
Answer
  • Only prokaryotic cells have cytoplasm.
  • Only eukaryotic cells have cell membrane.
  • Only prokaryotic cells have genetic material.
  • Only eukaryotic cells have membrane-bound organelles.

Question 14

Question
During [blank_start]Photosynthesis[blank_end], glucose is broken down in the presence of oxygen to create energy, carbon dioxide, and water.
Answer
  • Photosynthesis
  • ATP
  • Cellular Respiration
  • Fermentation

Question 15

Question
Why is the sun necessary for plants to live on Earth?
Answer
  • Plants convert the sun's energy into water.
  • Plants convert the sun's energy into food.
  • Plants convert the sun's energy into carbon dioxide.

Question 16

Question
When examining cells with a microscope, you can see the outlines of plant cells easily, but the outlines of animal cells are hard to see. Why are animal cells harder to see than plant cells?
Answer
  • The cytoplasm of plant cells is green, but the cytoplasm of animal cells is colorless.
  • Plant cells have cell walls, but animal cells do not.
  • Plant cells are larger than animal cells.
  • Plant cells contain organelles, but animal cells do not.

Question 17

Question
Which process is represented by the equation?
Image:
Screen Shot 2017 12 06 At 7.55.39 Pm (binary/octet-stream)
Answer
  • cell respiration
  • reproduction
  • photosynthesis
  • protein synthesis

Question 18

Question
What are the reactants and products in the following equation?
Image:
Screen Shot 2017 12 06 At 7.55.39 Pm (binary/octet-stream)
Answer
  • Reactants: Glucose, Oxygen Products: Water, Carbon Dioxide, Energy
  • Reactants: Water, Carbon Dioxide, Energy Products: Glucose, Oxygen
  • Reactants: Water, Carbon Dioxide Products: ATP
  • Reactants: Glucose, ATP Products: Water, Oxygen, Carbon Dioxide

Question 19

Question
What type of energy transformation occurs during photosynthesis?
Image:
F5v4 Vk7 Mnf52 Bpv Qr Waddymq (binary/octet-stream)
Answer
  • light energy from the sun to food energy in glucose
  • light energy from the sun to chemical energy in ATP
  • mechanical energy of the chloroplast to electrical energy of the atoms
  • food energy of glucose to mechanical energy of ATP

Question 20

Question
Which of these would be the best method of measuring the rate of photosynthesis in a plant?
Answer
  • oxygen production
  • water production
  • carbon dioxide production
  • glucose production

Question 21

Question
On a laboratory exam, a student is asked to determine if the cells under a microscope are plant cells or animal cells. What might the student look for?
Answer
  • Chloroplast & Cell Wall
  • Ribosomes & Vacuoles
  • Nucleus & Ribosomes
  • Cell Membrane & Mitochondria

Question 22

Question
In the past, scientists classified all organisms as either plants or animals, but never both. This classification proved wrong when unicellular organisms were observed switching back and forth between the two categories. Then a new classification system was invented. What can be concluded from this?
Answer
  • Theories are more important than observations.
  • Scientists must always be prepared to re-evaluate theories with new data.
  • Observations that do not agree with current theories are wrong.
  • If recorded data does not support the current theory, the theory must be wrong.

Question 23

Question
The ow chart below represents the process of photosynthesis. One step in the process is labeled X. Which activity occurs at X?
Image:
Screen Shot 2017 11 29 At 7.33.14 Pm (binary/octet-stream)
Answer
  • Plants are eaten by animals for food
  • Carbon dioxide and water are used to make sugar
  • Plants release water into the soil
  • Animals breathe out carbon dioxide

Question 24

Question
Which of these is the correct formula for Cellular Respiration?
Answer
  • Oxygen + Carbon → Energy + Glucose
  • Glucose + Carbon Dioxide → Water + Oxygen
  • Glucose + Oxygen → Carbon Dioxide + Water + Energy
  • Carbon Dioxide + Water + Energy → Glucose + Oxygen

Question 25

Question
Students are studying the rate of photosynthesis in bean plants. Which of the following environmental condition changes would MOST directly a ect the photosynthetic activity of the plant cells?
Answer
  • oxygen concentration in the air
  • sugar concentration in the water
  • carbon dioxide concentration in the air
  • water concentration in the air

Question 26

Question
The following table compares human population and carbon dioxide (CO2) levels in the atmosphere over time. How have the size of the human population and the amount of carbon dioxide in the atmosphere changed from 1960 to 1990?
Image:
Screen Shot 2017 01 17 At 8.11.42 Pm (binary/octet-stream)
Answer
  • the human population has increased while the amount of CO2 has decreased
  • the human population has decreased while the amount of CO2 has increased
  • both the human population and the amount of CO2 have increased
  • both the human population and the amount of CO2 have decreased

Question 27

Question
The following table compares human population and carbon dioxide (CO2) levels in the atmosphere over time. Which human activity might explain the change in CO2 levels shown in the graph?
Image:
Screen Shot 2017 01 17 At 8.11.42 Pm (binary/octet-stream)
Answer
  • storing nuclear waste
  • collecting solar energy
  • using wind energy
  • burning fossil fuels

Question 28

Question
The diagram shows a life process taking place within a cell. Which life process is shown?
Image:
Screen Shot 2017 01 17 At 8.52.15 Pm (binary/octet-stream)
Answer
  • reproduction
  • respiration
  • photosynthesis
  • locomotion

Question 29

Question
The diagram below shows a plant that carries out photosynthesis. Sunlight is absorbed by the leaves. What two substances are also taken in by the plant in order for photosynthesis to occur?
Image:
Screen Shot 2017 01 17 At 8.56.50 Pm (binary/octet-stream)
Answer
  • glucose & atp
  • water & carbon dioxide
  • oxygen & atp
  • carbon dioxide & oxygen

Question 30

Question
Which of the following correctly describes how a diagram of cellular respiration would differ from a diagram of photosynthesis?
Answer
  • the cellular respiration diagram would show the electron transport chain as the final step
  • the cellular respiration diagram would show glucose as the main source of energy
  • the cellular respiration diagram would show energy stored in large protein molecules called pyruvate
  • the cellular respiration diagram would show water as the main source of chemical energy

Question 31

Question
Which statement describes why respiration is necessary for the survival of organisms?
Answer
  • respiration is necessary for organisms because it removes carbon dioxide from the atmosphere
  • respiration is necessary for organisms because it removes oxygen from the atmosphere
  • respiration is necessary for organisms because it converts food energy into a form usable by cells
  • respiration is necessary for organisms because it converts light energy into a form usable by cells

Question 32

Question
The diagram below shows some relationships within a natural community. Which processes best explains the relationship shown?
Image:
Screen Shot 2017 01 17 At 8.24.20 Pm (binary/octet-stream)
Answer
  • photosynthesis & cellular respiration
  • glycolysis & the krebs cycle
  • photosynthesis & glycolysis
  • cellular respiration & glycolysis

Question 33

Question
Which of these would happen to the cell if cellular respiration stopped?
Answer
  • it would have to access backup energy trapped in the chemical bonds of food
  • it would no longer be able to passively transport materials across its cell membrane
  • it would not have access to the energy it needs to perform its functions
  • it would grow larger because it would not be able to dispose of waste

Question 34

Question
Plants use energy from sunlight, water, and carbon dioxide to produce sugar. Which structure is found only in plant cells and helps capture energy from sunlight?
Answer
  • vacuole
  • mitochondria
  • chromosomes
  • chloroplast

Question 35

Question
The diagram below gives information about carbon dioxide and oxygen in the atmosphere. What is the name of the process represented in this diagram that produces oxygen?
Image:
Screen Shot 2017 01 17 At 8.18.25 Pm (binary/octet-stream)
Answer
  • photosynthesis
  • cellular respiration
  • fermentation
  • glycolysis

Question 36

Question
Sadie was looking at an image in her textbook. It is shown below. The diagram shows a cell with some basic cell structures labeled. The textbook identifies this as a plant cell. What two structures, other than the large vacuole, indicate this cell is in fact, a plant cell?
Image:
Screen Shot 2017 01 17 At 8.29.15 Pm (binary/octet-stream)
Answer
  • Cell Wall & Nucleus
  • Cytoplasm & Cell Membrane
  • Chloroplast & Cell Wall
  • Vacuole & Cell Wall

Question 37

Question
The diagram below shows a microscope view of a unicellular organism. Four cell structures are labeled. Which statement about the labeled structures is correct?
Image:
Screen Shot 2017 01 17 At 8.35.21 Pm (binary/octet-stream)
Answer
  • They normally can be seen without magnification
  • They can survive outside the cell
  • They help carry on life activities within the cell
  • They cause disease within the cell

Question 38

Question
The diagram below shows a green plant carrying out photosynthesis. Identify two things shown in the diagram that the plant needs for photosynthesis to occur.
Image:
Screen Shot 2017 01 17 At 8.40.58 Pm (binary/octet-stream)
Answer
  • water from the ground food to the roots
  • carbon dioxide exhaled by mouse oxygen released by the plant
  • sunlight energy water vapor released by the plant
  • sunlight energy carbon dioxide exhaled by the mouse

Question 39

Question
The diagram below shows a green plant carrying out photosynthesis. Identify the three reactants shown in the diagram that the plant needs for photosynthesis to occur.
Image:
Screen Shot 2017 01 17 At 8.40.58 Pm (binary/octet-stream)
Answer
  • water from the ground
  • food to the roots
  • carbon dioxide exhaled by the mouse
  • oxygen released by the plant
  • sunlight energy
  • water vapor released by the plant

Question 40

Question
The diagram below shows cells from two different organisms. Several major cell structures are labeled. What are two reasons why Cell B would be classified as a plant cell?
Image:
Screen Shot 2017 01 17 At 8.54.00 Pm (binary/octet-stream)
Answer
  • it has a vacuole
  • it has a cell wall
  • it has a chloroplast
  • it has a cell membrane

Question 41

Question
Many cells have a nucleus that contains chromosomes. These chromosomes carry genes that are composed of [blank_start]chloroplast[blank_end]
Answer
  • chloroplast
  • water
  • DNA
  • cytoplasm

Question 42

Question
Which of the tissues cover the surface of the human body?
Answer

Question 43

Question
Which of the following tissues makes movement possible?
Answer

Question 44

Question
Which of the following is NOT a type of muscle tissue?
Answer
  • cardiac
  • skeletal
  • smooth
  • bone

Question 45

Question
What makes muscle tissue unique?
Answer
  • It is the only type of tissue that can not regrow itself once damaged.
  • It is the only type of tissue in our bodies with mitochondria.
  • It is the only type of tissue that is all over our bodies.
  • It is the only type of tissue that is voluntary & involuntary to make movement possible.

Question 46

Question
The diagram shows a longitudinal section of part of a plant root tip. Which of the following statements best describes a trend that can be observed in this root tip?
Image:
Screen Shot 2017 12 06 At 9.01.42 Pm (binary/octet-stream)
Answer
  • The cells are generally longer at the top than at the bottom.
  • The number of nuclei per cell increases toward the bottom of the root.
  • The cells are shorter the closer they are to the outer surface of the root.
  • The number of cells per area of the root is generally constant.

Question 47

Question
The diagram above represents a reflex arc in a human. This pathway responds when someone touches something that causes pain, such as a hot stove. ​Which of the following shows the correct order of the body systems involved in this response?
Answer
  • Integumentary, respiratory, digestive
  • Circulatory, respiratory, nervous
  • Integumentary, nervous, muscular
  • Circulatory, digestive, nervous

Question 48

Question
The diagram shows one of the processes that occurs in vertebrates. According to this information, which two body systems work together during this process?
Image:
Screen Shot 2017 12 06 At 9.13.16 Pm (binary/octet-stream)
Answer
  • Skeletal and respiratory systems
  • Circulatory and excretory systems
  • Respiratory and circulatory systems
  • Skeletal and excretory systems

Question 49

Question
The diagram below shows parts of a cell. ​Which organelle stores the information that determines an individual’s blood type?
Image:
Screen Shot 2017 12 06 At 9.21.41 Pm (binary/octet-stream)
Answer
  • 1
  • 2
  • 3
  • 4
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