What is an organelle?
A cell part with a specific role.
What is a tissue?
A group of similar cells working together to carry out a particular function.
Which structures are examples of organelles?
The nucleus, ribosomes, and mitochondria.
Which body surfaces does epithelial tissue cover?
The skin and the inside of the intestines.
What is an organ?
A group of different tissues working together to perform a particular function.
Which tissues does the stomach combine?
Epithelial, muscular, and glandular tissues.
What is an organ system?
A group of organs working together to perform a particular function.
Which organs form the digestive system, and what does it do?
The stomach, pancreas, liver, and other organs form it; it digests food and absorbs nutrients.
Answer 8 questions on Levels of Biological Organisation.
1. A cell contains a subcellular structure that performs a specific role. What is this structure called?
2. Several organelles with different roles are present together inside one structure. What do they form?
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