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CAIE IGCSE Biology 16.3.6 Fertilisation Occurs When a Pollen Questions

Describe fertilisation in flowering plants as fusion of a pollen nucleus with a nucleus in an ovule.

Syllabus
2026–2028
Course
Biology 0610

Exam points

  • State that fertilisation occurs when a pollen nucleus fuses with a nucleus in an ovule.

CAIE IGCSE Biology 16.3.6 Fertilisation Occurs When a Pollen Questions question 1

[Maximum number: 2]

Question (a)

(a)

Fig. 3.2 shows the life cycle of a fern. The life cycle of a fern has some similarities and some differences compared with the life cycles of other plants.

The letters represent processes that occur during the life cycle.
The haploid stages of the life cycle are represented by (n).
The diploid stages of the life cycle are represented by (2 n).

Fig. 3.2

Fig. 3.2

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Question (i)

(i)

State the name of process D in Fig. 3.2.

[ 1 ]

Question (b)

(b)

Fig. 3.3 shows the parts of two flowers from two different plants of the same species.

Fig. 3.3

Fig. 3.3

[ 1 ]

Question (i)

(i)

Draw an X on Fig. 3.3 to show where fertilisation occurs.

[ 1 ]
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