Vocabulary
Comprehension
True or False
Irregular verbs
Irregular Plural Nouns
100

appearing evil or dangerous

sinister

100

The dry outer covering of some fruits or seeds , means "Kernel".

Husk

100

A husk is a bundle of leaves tightly wrapped around strands of silk.

True

100

shoot

shot

100

party

parties

200

to speak suddenly and with strong feeling

exclaim

200

Do you think corn can grow by itself?

Corn cannot grow without the help of man.

200

The corn silk is the male part of the plant.

False

200

keep 

kept

200

person

people

300

To pass or break through. To make a hole through.

pierce

300

Why can many plants grow wild?

The wind scatters their seeds over the earth and they can grow.

300

Tassels grow like a hat at the top of the stalk. The tasses are the famale flowers.

False
300

choose

chose

300

leaf

leaves

400

An early form of corn grown by Native Americans

Maize

400
What does a seed need?

Sun shines, spring rains, air.soil

400

To transfer the pollen from the male reproductive structure to the female reproductive structure to fertilize flowering plants. This process we called fertilization.

pollinates

400
freeze

froze

400

piano

pianos

500

the points at which leaves are attached

Nodes

500

How do scientists think about the ancient plant grow in the old times? 

Scientists think the ancient plant was a tall stalk with one ear at the top, the tassdel grew out of the ear. Each tiny orange kernel was wrapped in it own husk or pod. The cave dwellers planted and cared for this pod corn. 

500

Paleolithic Age means cave dwellers

True

500

slide

slid

500

series

series