Lab Module 25: Plant Reproduction

 

25.1: Floral Structures

Be sure you can identify the floral structures in the flower shown here.

Picture of flower. Picture of flower.

Do your best to complete the table using the flowers pictured below. Select any three of these for the lab question to be submitted.

Picture of flower.

#1

Picture of flower.

#2

Picture of flower.

#3

Picture of flower.

#4

Picture of flower.

#5

 

 

 

 

25.2: Pollination

picture of anther cross section.

Cross section through anther.

Picture of stigma.

Stigam of pistil

Picture of germinating pollen grains.

Germinating pollen grains on top of the stigma

 

25.3: Fertilization

Cross section through ovary

Ovule.

Ovule

 

25.4: Embryonic Growth

Picture of bean seed.

Bean Seed

Picture of bean seed.

Bean Seed

Picture of corn seed

Corn Seed

Picture of Corn seed.

Corn Seed

 

25.5: Germination

Picture of bean and corn seedlings.

25.6: Fruits

Fruit
Some Characteristics
orange
Simple fleshy fruit with juice sacs
blackberry
Fruit from single flower with multiple ovaries.
apple
The outer part of the apple is formed from the floral tube (sepals and petals)
pineapple
Each circle/diamond shape on the pineapple is derived from a separate flower.
tomato
The texture of the tomato's flesh is homogenous.