Science - Pollination

Question 1

LABEL the parts of the FLOWER

Answer 1

Question 2

Filament

Answer 2

Supports & holds anther. Part of stamen.

Question 3

Anther

Answer 3

• Part of stamen
• Contains pollen.

Question 4

Ovary

Answer 4

Eggs stored here, join with pollen.

Question 5

Stigma

Answer 5

Sticky to catch pollen.

Question 6

Petal

Answer 6

Brightly coloured - To attract insects and birds

Question 7

Stamen

Answer 7

Male part of flower. Makes pollen. Made up of anther & filament.

Question 8

Carpel

Answer 8

Female part, seeds made here. Consists of stigma, style, ovary.

Question 9

Stem

Answer 9

Green stalk. Provides support.

Question 10

Sepal

Answer 10

Special leaves form ring around bottom. Protects the buds.

Question 11

Style

Answer 11

Supports stigma

Question 12

Receptacle

Answer 12

Top part of stalks where flowers attached.

Question 13

Desribe the first stage of PLANT fertilisation

Answer 13

Pollen is transferred from one plant to another (By wind, insect or bird etc) and lands on the STIGMA

Question 14

Describe the second stage of plant fertilisation

Answer 14

When the pollen grain lands on the STIGMA a pollen TUBEgrows down through the STYLE towards the OVARY

Question 15

Describe the third stage of PLANT fertilisation

Answer 15

The NUCLEUS of the pollen grain then passes down the tube to fertilise the egg cell inside the ovule.

Question 16

Describe the last stage of PLANT fertilisation

Answer 16

The fertilised egg cell develops into an embryo, the ovule becomes the seed and the ovary forms the fruit