Reproduction and Growth of Plants

Seedless plants grow from

• seeds

• cones

• spores

• pollen

Which part of a flower is the male reproductive organ?

• ovary

• pistil

• stamen

• sepal

Which part of a flower is the female reproductive organ?

• ovary

• pistil

• stamen

• sepal

Choose all the ways seeds can be dispersed

• Wind

• Water

• Teleportation

• Animals

Which would provide the most reliable data about the genetic factors that affect plant growth?

• two plants of different species grown in the same conditions

• three plants of different species, each given a different amount of light

• one plant grown in ideal environmental conditions

• two plants of the same species grown in the same environmental conditions

Tags

NGSS.MS-LS1-5

NGSS.MS-LS3-1

_____ is the response of a plant to gravity

• Thigmotropism

• Gravitropism

• Floatropism

• Phototropism

________________ are plant structures that are colorful and may have specific odors to attract pollinators.

• Flowers

• Pollen

• Seeds

• Roots

Tags

NGSS.MS-LS1-4

Which is the most likely description of a seed that is dispersed by wind?

• It can float.

• It has a thick, hard shell.

• It has a waterproof coating.

• It is small and light.

Tags

NGSS.3-LS4-2

NGSS.4-LS1-1

Which structure is important for reproduction of non-flowering seeded plants?

• Cones

• Rods

• Eggs

• Spores

Which type of tropism is shown here?

• Phototropism

• Gravitropism

• Thigmotropism

• Hydrotropism