Ujian Amali Biologi

You have to carry out an experiment to study the effect of different concentrations of solution on spinach stem cutting. Spinach stem cutting should be cut longitudinally as in Diagram 3.1. Plan your experiment by using the apparatus and materials provided. Your procedure should include: Method to handle variables Precaution steps

Carry out the experiment. State your observation on the spinach stem cutting in solution Z.

Explain your observation in b(i).

Draw your observations in the space provided.

Classify solution X and solution Y into their types of solution.

A housewife mixed 20 ml of fertilizer solution with 500 ml of water to fertilise her vegetables. Predict what will happen to the vegetables after two days.