Cell Theory & Cell Organelles

Multiple Choice

What makes the cell theory a scientific theory?

• It is based on a scientific publication that is read by scientists worldwide.

• It is based on the work of many scientists and leads to accurate predictions.

• It is based on ideas that have been proven true and that are not subject to revision.

• It is based on preliminary evidence but still needs to be confirmed with experiments.

Multiple Select

Which of the following statements are part of the cell theory?

• All organisms are made of cells.

• All existing cells are produced by other living cells.

• Cells can arise spontaneously from non-living matter.

• The cell is the most basic unit of life.

Open Ended

Summarize the three main points of the cell theory in your own words.

Multiple Choice

Which of the following best describes the function of the cell membrane?

• It controls the movement of materials into and out of the cell.

• It produces energy for the cell.

• It stores genetic information.

• It synthesizes proteins.

Multiple Select

Which of the following are characteristics of prokaryotic cells?

• Have a nucleus

• DNA is suspended in the cytoplasm

• Contain membrane-bound organelles

• Are only single-celled organisms

Multiple Choice

What is the main function of the cytoskeleton in eukaryotic cells?

• To provide structural support

• To store energy

• To synthesize proteins

• To transport genetic material

Fill in the Blank

The double membrane that surrounds the nucleus is called the ___ envelope.

Multiple Select

Which of the following statements about the nucleus are correct?

• The nucleus stores most of the cell's genetic information.

• The nucleus is responsible for making proteins directly.

• The nucleus must protect DNA and make it available when needed.

• The nucleus is found only in prokaryotic cells.

Multiple Choice

What distinguishes rough ER from smooth ER?

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

• Smooth ER produces proteins, while rough ER produces lipids.

• Rough ER is only found in plant cells, while smooth ER is only found in animal cells.

• Smooth ER is responsible for DNA replication, while rough ER is not.

Multiple Choice

What is the main function of the endoplasmic reticulum (ER) in eukaryotic cells?

• Energy production

• Protein and lipid synthesis

• DNA replication

• Cell division

Fill in the Blank

The rough endoplasmic reticulum is covered with ___, which help in protein synthesis.

Multiple Choice

Which organelle is responsible for packaging proteins into vesicles for transport within the cell?

• Golgi apparatus

• Nucleus

• Smooth endoplasmic reticulum

• Mitochondria

Multiple Select

Which of the following are functions of the Golgi apparatus?

• Processing proteins

• Sorting proteins

• Delivering proteins

• Producing ATP

Multiple Choice

After a protein is made in the ER, what is the next step in its journey within the cell?

• It is transported to the Golgi apparatus in a vesicle

• It is immediately secreted from the cell

• It is broken down by lysosomes

• It is stored in the nucleus

Open Ended

Explain the role of vesicles in the transport and processing of proteins within a cell.

Multiple Choice

The arrow is showing the fluid inside the cell that surrounds the cell organelles and gives the cell its shape. What is the arrow pointing to in the cell?

• cytoplasm

• mitochondria

• ribosomes

• nucleus

Multiple Choice

This Cell Theory states all the following EXCEPT

• The cell is the basic unit of life

• All cells reproduce sexually

• All cells come from existing cells

• All living organisms are made from cels

Multiple Choice

If many of the ribosomes of a cell were destroyed, what effect would this most likely have on the cell?

• The cell would not be able to create energy.

• The cell would not be able to make proteins.

• The cell would not e able to photosynthesize.

• The cell would not be able to break down waste in the cell.

Multiple Choice

I make proteins for the cell. What am I?

• ribosome

• cell membrane

• nucleus

• chloroplast

Multiple Choice

What is the function of the MITOCHONDRIA?

• To make food
• To store food
• To make protein
• To release energy

Multiple Choice

This organelle breaks down (digest) worn out cell parts

• cytoplasm

• lysosomes

• mitochondria

• vacuoles

Multiple Choice

Identify the structure that is indicated by the arrow in the image.

• cell wall

• central vacuole

• chloroplast

• nucleus

Multiple Choice

What is the function of a chloroplast?

• makes proteins for animal cells

• allows materials in and out of the cell

• provides structure and support

• absorbs sunlight for photosynthesis

Multiple Choice

Animal or Plant? Prokaryote or Eukaryote?

• Animal, Prokaryote

• Plant, Eukaryote

• Plant, Prokaryote

• Animal, Eukaryote

Multiple Choice

Three structures found in the plant cell only

• Small vacuoles, chloroplast, cell membrane
• Large vacuole, Chloroplast, Cell Wall
• Large vacuole, cytoplasm, cell wall
• Chloroplast, nucleus, small vacuole