Page 11 - ACE YR IGCSE A TOP APPROACH TO BIO

(c) State one similarity between birds and reptiles.

[1]
[Total: 4]

9 Fig. 9.1 shows several species of plants present in the deciduous woodland.

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A B C D E F

G H I J
Fig. 9.1

Use the dichotomous key provided to identify the species of each plant. Write the letter of
each species (A to J) in the correct box beside the key. Plant species [A] has been done as an
example.

1 (a) Trees with modified leaves as needles Go to 2

(b) Trees with flat and broad-bladed leaves Go to 3
2 (a) Leaves have two needles in bundle Pinus banksiana A
(b) Leaves have more than two needles in bundle Pinus strobus
3 (a) Compound leaves Go to 4

(b) Simple leaves Go to 5
4 (a) Leaf composed of five leaflets Aesculus assamica
(b) Leaf composed of more than five leaflets Aesculus hippocastanum
5 (a) Leaves opposite from each other Acer pseudoplantanus
(b) Leaves alternate with each other Go to 6

6 (a) Tree with thorns Crataegus rhipidophylla
(b) Tree without thorns Go to 7
7 (a) Leaf blade shaped like a fan Ginkgo biloba
(b) Leaf blade not shaped like a fan Go to 8

8 (a) Leaf blade is oval and toothed but not lobed Ulmus minor
(b) Leaf blade is lobed Go to 9
9 (a) Leaf blade with round lobes Quercus alba
(b) Leaf blade with pointed lobes Quercus palustris

Chapter 1 Characteristics and Classification of Living Organisms 9

Chapter 1.indd 9 30/03/2022 3:07 PM