Cell Structure and Function Concepts

The video tutorial explains the differences between prokaryotic and eukaryotic cells. Prokaryotic cells, like bacteria, have genetic material dispersed in the cytoplasm, while eukaryotic cells have a nucleus containing DNA. Eukaryotic cells can be animal or plant cells, with plant cells capable of photosynthesis. The video also highlights the role of organelles like mitochondria and chloroplasts in energy production. It concludes with an invitation to explore more educational content on the Smile and Learn platform.

What is the main characteristic of prokaryotic cells?

• They are only found in plants.

• They have chloroplasts.

• Their DNA is dispersed in the cytoplasm.

• They have a nucleus.

Which structure allows some prokaryotic cells to move?

• Chloroplast

• Nucleus

• Cytoplasm

• Flagellum

What is the defining feature of eukaryotic cells?

• They are only found in animals.

• They lack a nucleus.

• Their DNA is in a nucleus protected by a membrane.

• They have a rigid cell wall.

In animal cells, where is the DNA located?

• In the mitochondria

• In the nucleus

• In the cell membrane

• In the cytoplasm

What is the primary function of the cell membrane in animal cells?

• DNA replication

• Energy production

• Photosynthesis

• Protection and nutrition

What process allows plant cells to create their own food?

• Photosynthesis

• Fermentation

• Respiration

• Digestion

What is the role of the rigid cell wall in plant cells?

• To produce energy

• To store DNA

• To allow plants to stand upright

• To conduct photosynthesis

Where is chlorophyll stored in plant cells?

• In the nucleus

• In the mitochondria

• In the chloroplasts

• In the cell membrane

What is the main function of mitochondria in cells?

• To store genetic information

• To protect the cell

• To produce energy

• To conduct photosynthesis

Which organelle is responsible for photosynthesis in plant cells?

• Ribosome

• Nucleus

• Chloroplast

• Mitochondria