Unit 2 Biology January 2012

The following diagram should be used to answer Questions 1 to 5:

1. In stage 1, the small sample of plant material is cut from





2. In stage 1, the most sensible safety precaution is to





3. The function of the stain in stage 2 is to





4. In stage 2, the most sensible precaution to protect clothes from the stain is to





5. In stage 3, the sample is squashed between





Use the following information to answer Questions 6 to 8:

6. Which correctly identifies rats that are least good at running through a maze.





7. The shape of this graph suggests that the type of variation shown is (1)





8. The distribution of the data in this graph is