Sem1 Life Science Exam

Front

What is the main difference between leaf cells and root cells in plants?

Back

Leaf cells contain chloroplasts, while root cells typically do not.

Front

How do different nutrients get broken down in the digestive system?

Back

Different enzymes break down specific nutrients.

Front

What type of relationship exists between cleaner fish and sharks?

Back

Mutualistic relationship.

Front

What did the revolutionary cell theory prove about the origin of life?

Back

It proved that life could only come from existing life.

Front

What is the primary function of the cell membrane?

Back

To control what enters and exits the cell.

Front

What are chloroplasts?

Back

Organelles in plant cells that conduct photosynthesis.

Front

What is photosynthesis?

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What role do enzymes play in digestion?

Back

Enzymes are proteins that speed up the chemical reactions to break down food.

Front

What is a mutualistic relationship?

Back

A type of symbiotic relationship where both species benefit.

Front

What is the function of the nucleus in a cell?

Back

To store genetic material and control cell activities.