life cycles of plants review

What stage of the plant life cycle is missing?

• seed

• seedling

• juvenile (young) plant

• mature (adult) plant

Tags

NGSS.3-LS1-1

At what stage in a plant's life cycle are seeds produced?

• sprout

• mature (adult) plant

• seed

• juvenile (young) plant

What is the next stage in the life cycle for this plant?

• germination

• mature plant

• fruit production

• seedling

Tags

NGSS.3-LS1-1

While walking through a forest near his house, Benjamin observes young pine trees and older pine trees. He noticed that they looked very similar, and he wondered if there were any differences between young pine trees and older pine trees.

 

How are young pine trees different from older pine trees?

• Only older pine trees have needles on their branches, younger trees are bare.

• Young pine trees are covered in flowers, and older pine trees do not have flowers.

• Young pine trees do not have pine cones, while older pine trees do.

• Older pine trees need water, younger pine trees do not need water.

How are the life cycles of these two plants similar?

• Both plants develop the same kind of flowers.

• Both plants produce seeds that will start the life cycle over.

• Both plants have the same number of leaves as adults.

• Both plants look the same through all stages of the life cycle.

How are flowering plants and conifers like pine trees alike in the way they reproduce?

• they both use spores
• they both produce seeds
• they both use cones
• they both rely on pollinators like bees

The seeds need ... to germinate.

• water

• air

• light

• warmth

2. The plants need ... to grow.

• water

• light

• air

• warmth

• music

Tags

NGSS.MS-LS1-6

2. The plants need ... to grow.

• water

• light

• air

• warmth

• music

Tags

NGSS.5-LS1-1

Non-flowering plants such as ferns reproduce from

(a)