Principles of classification questions | form five Biology

Identify

1. Steps used to construct simple taxonomic keys
2. Rules used in binomial nomenclature

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UNSOLVED

1. What do you understand by the term Taxonomic key as used in Biology?
2. Explain how to construct and use a Dichotomous key.

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UNSOLVED

1. What are the reasons leading to a dynamic natural classification?
2. State the differences between natural and artificial classification systems.

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State one characteristic of the class to which the wheat plant belongs in reference to each of the following.

1. Leaf morphology
2. Sterm anatomy
3. Seed morphology
4. Flowers
5. Root morphology

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Study the diagram of the five flowering plants in figure 1

Using the key provided , Identify plants A, B, C, D and E by their common names indicated in the key.

Key for identifying the plants in figure1

I    (a) Leaves narrow …….go to II

     (b)Leaves broad ……….go to III

II  (a) Flowers like bell …… Bluebell

    (b) Flowers like Trumpets …. wild daffodil

III  (a) Top petaloverhangs lower petal …. deadnettle

     (b) Top petal does not overhang lower petal ….. go to IV

IV  (a) Leaf heart shaped ……… lesser celandine

     (b) Leaf club shaped ……….. primrose.

Answer / Solution

UNSOLVED