Dissect specimen M to expose reproductive organs. (a) Draw a labelled diagram showing five reproductive parts. (b) State sex of M and give four reasons. (c) Why should anaesthesia be used before dissection?

1. Draw a labelled diagram showing five reproductive parts. (10 alama)
2. State sex of M and give four reasons. (16 alama)
3. Why should anaesthesia be used before dissection? (4 alama)

Boresha ili kuona majibu ya mfano.

You are provided with solution R (Sucrose). (a) Conduct food tests and complete the table: Test For Procedure Observation Inference (b) Name two natural food sources of solution R. (c) Identify: (i) First site of digestion (ii) Digestive juice (iii) End product of digestion

1. Conduct food tests and complete the table: Test For Procedure Observation Inference (5 alama)
2. Name two natural food sources of solution R. (2 alama)
3. Identify: (i) First site of digestion (ii) Digestive juice (iii) End product of digestion (3 alama)

Boresha ili kuona majibu ya mfano.

Observe specimens S, T and U. (a) Give two ways specimen T is important to humans. (b) List three features placing T in Class Insecta. (c) Use three features to differentiate S and T. (d) Draw specimen U and label three parts.

1. Give two ways specimen T is important to humans. (2 alama)
2. List three features placing T in Class Insecta. (3 alama)
3. Use three features to differentiate S and T. (3 alama)
4. Draw specimen U and label three parts. (2 alama)

Boresha ili kuona majibu ya mfano.