HARD
Lower Secondary Stage 9
IMPORTANT
Earn 100
Draw a pollen grain that might be released from a wind-pollinated plant, and a pollen grain that might be released from an animal-pollinated plant.
Important Questions on Sexual Reproduction in Flowering Plants
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Explain the differences between pollen grains released from wind pollinated plant and those release from animal pollinated plants.
HARD
Lower Secondary Stage 9
IMPORTANT
If pollination is successful, a pollen grain lands on a stigma of the same species. Give a step-by-step description of what happens from when the pollen grain lands on the stigma to when the fruit is formed.
HARD
Lower Secondary Stage 9
IMPORTANT
Explain why you might see tiny oak trees sprouting in a park where there is already an oak tree growing.
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Give two ways in which animals help plants to spread their seeds.
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Explain why it might be advantageous for a taller plant or tree to grow bright pink, juicy berries around their seeds.
HARD
Lower Secondary Stage 9
IMPORTANT
Evaluate self-pollination and cross-pollination. Give two advantages and two disadvantages of each.
