1. The diagram shows the breathing organ of humans.

a) Name the organ Y

(a)  

1. The diagram shows the breathing organ of humans.

a) Name the organ Z

(a)  

When human breathe, gas S is taken in while gas T is given out by organ Z. What are gases S ?

(a)  

When human breathe, gas S is taken in while gas T is given out by organ Z. What are gases T ?

(a)  

Type the passage of gas S when human inhale.

(a)  

1. Aiman carries out an experiment to study life process of fish. Diagram 1 shows the apparatus set up by Aiman. He feeds the fish in each aquarium with the same amount of foods everyday.

Predict the condition of the fish in aquarium P after one week.

(a)  

1. Aiman carries out an experiment to study life process of fish. Diagram 1 shows the apparatus set up by Aiman. He feeds the fish in each aquarium with the same amount of foods everyday.

Predict the condition of the fish in aquarium Q after one week.

(a)  

What is X ?

(a)  

Name the part of the fish that releases X based on your answer ?

(a)