Principles of Organisation Quiz
Studying this course? Keep your progress in one place.
Pick an answer for each. Quizzes never use energy.
5 questions, one answer each
Each answer is checked as you go, with why.
See all 5 questions
1. Put these in the correct order, smallest to largest.
- A. Organs, tissues, cells, organ systems
- B. Cells, tissues, organs, organ systems
- C. Tissues, cells, organ systems, organs
- D. Cells, organs, tissues, organ systems
2. What is a tissue?
- A. A single cell
- B. A group of cells with similar structure and function
- C. Several organs working together
- D. A type of enzyme
3. Which best describes why the digestive system is called an 'organ system'?
- A. It contains only one organ
- B. Several organs work together to digest and absorb food
- C. It has no tissues
- D. It only produces enzymes
4. An enzyme's activity drops sharply above its optimum temperature. What has happened?
- A. The substrate has multiplied
- B. The enzyme has denatured, changing its active site shape
- C. The enzyme has become a substrate
- D. The reaction has been catalysed faster
5. A student is given two enzyme solutions and told one has an active site shape that no longer matches its usual substrate, even though the enzyme is at its optimum pH. Which explanation best accounts for this?
- A. The enzyme has been diluted
- B. The enzyme has previously been denatured, for example by earlier exposure to high temperature
- C. The substrate concentration is too low
- D. The enzyme is now working faster than normal