Unit 3 Test- Cells

 

 

  1. The fundamental and most basic unit of life is the:
    1. Organism                    b. Tissue                     c. Cell                            d. Organelle

 

 

 

 

  1. What process occurs in the chloroplasts of plant cells?
    1. Respiration                b. Cytokinesis              c. Photosynthesis        d. Mitosis

 

 

 

 

  1. Based on the characteristics in the chart, what are the names of Organelle A and Organelle B?

 

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A.   Organelle A is a cell wall; Organelle B is chloroplast

B.   Organelle A is chloroplast; Organelle B is a cell wall

C.   Organelle A is a cell wall; Organelle B is a cell membrane

D.   Organelle A is a cell membrane; Organelle B is a cell wall

 

 

 

 

 

 

 

4.

 

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     Structure X is a mitochondria. What is the function of structure X? 

         A.         to make new cells

         B.         to give the cell energy

         C.         to store information

         D.         to control movement

 

 

 

 

 5. The diagram below shows the structures of an animal cell. What is structure 3, and how does it help sustain life?

A.

Structure 3 is the nucleus, which controls what enters and leaves the cell.

C.

Structure 3 is a chloroplast, which is the site of photosynthesis.

B.

Structure 3 is the cytoplasm, which contains organelles and is the site of many cell processes

D.

Structure 3 is the nucleus, which serves as the control center of the cell.

 

 

 

 

 

 

6. Examine the diagram of the cell below. What is the cytoplasm?

A.

The organelle that holds the chromosomes

C.

The outside layer of the nucleus

B.

The organelle that changes radiant energy  into chemical energy

D.

A fluid that holds the organelles in place

 

 

 

 

 

 

 

 

 

 

7.   Through the process of photosynthesis, ______energy is transformed into _____energy.

  1.  Radiant, chemical                                               C.   Electrical, radiant
  2. Mechanical, Electrical                                         D.   Chemical, radiant

 

 

 

 

 

8.  In the cell below, what is the function of structure W?

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  1. To transport materials between parts of the cell
  2. To store water, waste, and nutrients for the cell
  3. To produce energy for the cell
  4. To control the activities of the cell

 

 

 

 

     9. Wilting in plants, due to a shrunken vacuole or loss of turgor pressure, is an example of what type of stimulus?

     a. turgor pressure

     b. plant

     c. external

     d. internal

 

 

 

 

 

    10.  A group of students conducts a lab experiment to determine the differences between plant and animal cell features. The teacher did not       specify which slides were plant cells and which were animal cells. What knowledge can the students recall for them to determine these            differences?

 

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A.

Students know that eukaryotic cells perform tasks for the growth of the cell.

B.

Students know that plant cells have a cell wall, chloroplasts, and a large vacuole whereas animal cells do not.

C.

Students can recall that all cells are the building blocks of life.

D.

Students know that animal cells have a cell wall, chloroplasts, and a large vacuole whereas plant cells do not.

 

 

 

 

11.  Eukaryotic cells are more specialized and complex than prokaryotic cells due to the fact that they contain a…

A.  Nucleus

      B.  Cell Wall

      C.  DNA

      D . Cell Membrane

 

 

 

 

12.  If your body has a virus in it, which of the below best describes your body’s response?

  1. You run around outside
  2. You feel hungry
  3. You get hyper
  4. You might vomit or get a fever

 

 

 

 

13.(7.5A)   As part of a photosynthesis lab, Kim wrote out the chemical equation for the photosynthesis reaction that takes place in the leaves of plants.  Based on the equation shown below, what is needed for photosynthesis to take place?

 

               6CO2    +    6H2O    C6H12O6    +    6O2

  1. Carbon dioxide and water
  2. Carbon dioxide, water, and radiant energy
  3. Glucose, oxygen and radiant energy
  4. Radiant energy only

 

 

 

 

14.  All life on our planet is made from cells. All of this life can be classified into different types of organisms such as plants, animals, fungi, and bacteria. The organism that would not be classified as eukaryotic would be

  1. Animals
  2. Fungi
  3. Bacteria
  4. Plants

 

 

 

 

Read the experiment below to answer questions 15 and 16.

Nick wants to do an experiment to test the density of different kinds of water. He gets bottled water, tap water, toilet water and rain water. He measures a volume of 100mL for each type of water and uses the balance to find the mass of all four kinds of water. He then calculates the density of the four different types of water.

 

15. Which of the following is the independent variable?

a. The volume of the water

     b. The density of the water

  1. The mass of the water
  2. The four types of water

 

 

  1. Which of the following is the dependent variable?
    1. The volume of the water
    2. The density of the water
    3. The mass of the water
    4. The four types of water

 

 

 

 

 

     Match the following four body parts to the cell parts below that have similar functions.

     17 _____Brain                                                              A. Mitochondria (Power Plant)

        

     18_____Skin                                                              B. Vacuole (Water Tower)

 

     19_____Digestive System                                           C. Nucleus (Nerdy)

 

     20.____Bladder                                                           D. Cell Membrane (Club Bouncer)