Dissect the specimen labelled J to display the digestive and reproductive systems.

1. Draw a well-labelled diagram showing six parts of the digestive system and two parts of the reproductive system. (12 alama)
2. Name three major parts forming the alimentary canal in specimen J. (9 alama)
3. State three functions of the reproductive organs observed in specimen J. (9 alama)

Boresha ili kuona majibu ya mfano.

You are provided with specimen M1 and M2. Perform the following steps: (i) Cut M1 into two halves. (ii) Drop iodine solution on one half and observe after five minutes. (iii) On the other half, add Benedict’s solution and observe after heating. (iv) For M2, rub it on paper, heat, and observe the result.

1. Record the observations from all three tests. (3 alama)
2. Identify the food substances present in M1 and M2. (3 alama)
3. State the enzymes responsible for digesting the identified food substances and their end products. (2 alama)
4. Give three functions of the food substance from M2 to desert animals. (2 alama)

Boresha ili kuona majibu ya mfano.

Observe specimens F, G, H, and I.

1. List four observable differences between specimens F and G. (4 alama)
2. Give three similarities between specimens H and I. (3 alama)
3. Draw specimen G and label five parts. (3 alama)

Boresha ili kuona majibu ya mfano.