Grade 8 Science 1.3/1.4 Test

In a factory setting, which one of the following organelles sounds like it would be responsible for providing the energy required to power the factory?

• Nucleus

• Mitochondria

• Ribosome

• Lysosome

Which organelle is responsible for the synthesis of lipids and detoxification?

• Rough endoplasmic reticulum

• Smooth endoplasmic reticulum

• Golgi complex

• Lysosome

Which organelle is responsible for maintaining the cell's shape and structure?

• Cytoplasm

• Cell membrane

• Cytoskeleton

• Nucleus

Which structure is NOT found in prokaryotic cells?

• Nucleus

• Ribosomes

• Cell wall

• Plasma membrane

What is the primary difference between prokaryotic and eukaryotic cells?

• Prokaryotic cells have a nucleus

• Eukaryotic cells have circular DNA

• Prokaryotic cells lack membrane-bound organelles

• Eukaryotic cells are found in bacteria

• All of these option highlight the differences

Imagine a village where different parts work together to keep things running smoothly. In this village there’s a control room where all the important decisions are made. If a cell is like this village, which part of the cell is most similar to the control room, and why?

• Mitochondria

• Nucleus

• Ribosome

• Lysosomes

Which cellular process is the mitochondria primarily involved in?

• Photosynthesis

• Cellular respiration

• Protein synthesis

• DNA replication

What definition best describes the Lysosome?

• Electric company of the cell

• UPS of the cell

• The Library

• Garbage men & Policemen

The difference between vacuoles and plant cells.

• Chloroplasts

• change

• Animal cells have multiple small vacuoles

• change

This organelle acts as a "door" for the cell. What is it?

• Ribosomes

• Vacuoles

• Cell Wall

• Cell Membrane