Y8 Science
Plant Reproduction Unit Test
Name:_______________________________________________________________
1. 1. Use the words below to label the parts of a flower. [4 marks]
2. Complete the word fill exercise below and table on the next sheet: (6)
The male part of the flower is called the _______________consists of the
____________ and ____________ . The female part of the flower is called the
_____________ consists of the ______________, ______________ and
_______________. The male gamete is made in the ______________ and is found
inside the _____________ grain. The female gamete is found in the _____________
and is called an ______________.THE male gamete fuses with a female gamete to
form a _______________.
3. Identify which flower illustrated below is wind-pollinated and which is insectpollinated: (2)
________________
4. The drawing shows the life cycle of a plum tree.
________________
5.Identify the mode of seed dispersal in the following seeds. (4)
____________________________
____________________________
____________________________
____________________________
6.Define the term Pollination (2marks)
_____________________________________________________________________
_____________________________________________________________________
7.Name the two types of pollination (2marks)
____________________________________________________________________
_____________________________________________________________________
_____________________________________________________________________
8. Which of the following is NOT a common agent of pollination? (1)
A. Insects
B. Birds
C. Small mammals
D. Earthquakes
E. Wind
9. Tick the correct box for statements describing features of flowers. The first two have been
done for you. [5]
insect pollinated Wind pollinated
stigma hangs outside the flower
sticky or spiky pollen
produces nectar
small petals, often brown or green
sweetly-smelling flowers
large amount of pollen
anthers and stigma firmly held inside the flower
anthers hang loosely outside the flower
sticky stigma
light pollen
brightly coloured flowers
10. At which point is a flowering plant fertilized? (1)
(a.) When the pollen and egg combine
(b)When the stamen makes the pollen.
(c)When the pollen is on the bee.
(d)When the pollen reaches the stigma.
11. What happens to the ovary and ovule once fertilization has taken
place?(2marks)_____________________________________________________
_____________________________________________________________________
_____________________________________________________________________
12. What is the importance of seeds being dispersed away from the parent plant?
(2marks)
13. State 4 types or method of seed dispersal? (4marks)
______________________________________________________________________________
______________________________________________________________________________
______________________________________________________________________________
_____________________________________________________________________________
14.Below is a diagram of a seed, name the parts labelled A,B, C D (4marks)
C
B
)
Embryo 胚胎
A
D
)
A____________________________________________________________________
_B___________________________________________________________________
_C__________________________________________________________________
_D
(ii) What the functions of part A and part B (2)
_____________________________________________________________________
________________________________________________________________
15. What conditions do most seeds need to begin germination? (4marks)