Questions 2 - Levels of organization

Past paper questions

Some questions may have been modified to fit this blog format. 

1.a) Match the correct level of organization with an example of it. One has been done for you.

Answer:

Organelle → mitochondria

Tissue → phloem

Organ → heart

System → circulation

b) What level of organization does a chloroplast belong to?

Answer: it is an organelle. This is because it is found in the cytoplasm of a cell :)

2. a) Figure 1.2 shows structures that produce urine and excrete it from the body of a mammal. Label and name one organ.

Answer: the little bean shaped things at the sides are the kidneys.

b) Explain the difference between the terms organ and organ system.

Answer: An organ is made up of tissues with the same function. This organ carries out a particular function. An organ system is made up of many different organs with a common function and a type of link or communication between them.