(a)(I)Name the organisms to which specimens A and B belong.
(ii)) State the habitats of the organisms named n 1(a)) above.
(b) State how the structure of specimens A and B adapt tne organisms to their mode of life.
(c)(i) Outline one difference. (ii) two similarities between specimens A ana B.
(d) Make drawing 8- 10 cm long of specimen B and label fully.
(a)(i) Name of organism: A Domestic fowl/hen/cock/chicken. B Duck
(ii) Habitats: A - terrestrial/land, B- Terrestrial/land. -Aquatic/fresh water/marine/sea/pond/lake/stream/river.
(b) Adaptations to environment: Specimen A:
- Presence of digits for walking on land. - Position of digits/three forward one backward/presence of class on digits.
- For digging/searching/scratching for food/defense,
- Presence of scales on foot to prevent desiccation/drying.
Specimen B Webbed digits for swimming/paddling in water/ increases. - Surface area for walking on mud. - Presence of claws for digging for food.
- Presence of scales on foot to prevent/protect against desiccation/drying/injury.
(c)(i) Differences between specimens A and B
A/Chicken foot : -digits free; -hind digit long
B/Duck foot: -digits webbed; -hind digit short
(ii) Similarities: Both specimens have scales - Presence of claws on digits. -Presence of three forward and one backward pointing digits. - Both have 4 digits each.
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