Question 1
The scientific name for French bean is Pharseolus Vulgaris
- What taxon does the term phaseolus represent
- State two rules that are followed when giving a scientific name to an organism
Answer
- genus
-
- The genus name should begin with capital letter and the species name with a small letter;
- Should be printed in italics or when handwritten should be underlined as separate words
Question 2.
What is the function of the mirror in the microscope?
Answer
- Should be Latinized i.e. made to sound like Latin words;
- Reflects light from the source through the condenser to the stage
- Reflects light from the source through the condenser to the stage
Question 3
A seedling shoot was exposed to unidirectional light as shown below .The set up was left in the dark room for three days.
- Make a drawing of the expected results at the end of the experiment
- Explain the expected results at the end of the experiment
Answer
-
- The shoot tip bends towards the direction of the light; auxins diffuse to the shaded side causing more growth than on the side receiving the light/li>
Question 4
The diagram below represents a specialized cell of a certain tissue
- Identify the cell
- Name two structures in the human body where the cells are found
Answer
- - ciliated epithelial cell
-
- oviduct/fallopian tube
- Trachea;
Question 5
State two characteristics of a meristematic cell.
Answer
- Thin wall;
- Dense cytoplasm;
- Dense cytoplasm;