Plant Reproduction

Question 1

Name and explain the two types of plant reproduction

Answer 1

Asexual - one parent - plants, fungi, bacteria

Sexual - two parents - fertilisation

Question 2

What are the male and female reproductive organs in a flower?

Answer 2

Male - Stamen

Female - Carpel

Question 3

What are the parts of the stamen?

Answer 3

The filament is the stalk which supports the anther

The anther produces the pollen grains which contain the male gamete

Question 4

What are the parts of the carpel?

Answer 4

The stigma is the place where pollen lands

The style connects the stigma to the ovary

The ovary contains ovules which produce the female gamete, the egg

Question 5

What is pollination?

Answer 5

The transfer of pollen from the stamen to the carpel

Question 6

What is fertilisation?

Answer 6

Fertilisation is the fusion between male and female gametes to create a zygote

Question 7

What are the four parts of the seed?

Answer 7

Plumule (shoot)
Radicle (root)
Testa (seed coat)
Food supply

Question 8

What is germination?

Answer 8

The growth of a seed into a new plant

Question 9

What are the 3 factors required for germination?

Answer 9

Warmth, water, oxygen

Question 10

How do you investigate the conditions necessary for germination?

Answer 10

1. Get four test tubes
2. Fill one test tube with moist cotton wool and seeds
3. Fill another tube with dry cotton wool and seeds
4. Fill another tube with moist cotton wool and seeds but put it in a fridge
5. Fill another tube with cotton wool, cool boiled water, oil and seeds
6. Only the test tube with moist cotton wool and seeds should germinate