How Do Plant Life Cycles Vary?

Fill in the blanks with words from the box below.

A(n) __________ is a series of stages that occur during the lifetime of a living thing. (page A64)

• life cycle

• embryo

• germinate

• life span

Fill in the blanks with words from the box below.

A(n) __________ is a plant or animal in the earliest stages of development. (page A65)

• embryo

• germinate

• life cycle

• life span

Fill in the blanks with words from the box below.

Some plant seeds land in places where they can __________, or begin growing a new plant. (page A65)

• germinate

• embryo

• life cycle

• life span

Tags

NGSS.3-LS1-1

Fill in the blanks with words from the box below.

A(n) __________ is the length of time it takes an individual organism to complete its life cycle. (page A66)

• embryo

• germinate

• life cycle

• life span

Choose the term in parentheses that correctly completes each statement.

The (pistil, stamen) of a flower makes pollen, which is needed to form seeds. (page A65)

• pistil

• stamen

Choose the term in parentheses that correctly completes each statement.

Wind, water, and animals such as insects move (seeds, pollen) from the stamens to the pistil.

• seeds

• pollen

Choose the term in parentheses that correctly completes each statement.

Brightly colored (pistils, petals) attract birds, bees, and other insects to a flower. (page A65)

• pistils

• petals

In organisms that are similar, such as trees, the smaller kinds usually have (shorter, longer) life spans than the larger kinds. (page A66)

• shorter

• longer

For flowering plants, the life span begins when a seed (germinates, sets pollen). (page A66)

• germinates

• sets pollen

Fill in the diagram below using the phrases:

plant forms seeds, bee moves pollen from the stamen to the pistil, and plant releases seeds.

Look at number 10 on the image. _______ (page A65)

• plant forms seeds

• bee moves pollen from the stamen to the pistil

• plant releases seeds

Tags

NGSS.3-LS1-1