SEEDS
SOIL
FLOWERS
PETALS
POLLEN
100

Plants' response to water or moisture

HYDROTROPISM

100

Plants' response to gravity

GEOTROPISM

100

Plants' response to touch

THIGMOTROPISM

100

Plants' response to light

PHOTOTROPISM

100

When the vacuoles of the plant cells are filled with water and the plant stands straight up

TURGOR PRESSURE

200

A detectable change in the internal or external environment 

STIMULUS

200

This green, leaf-like structure protects the budding flower before it blooms.

SEPAL

200

This will become a seed once it is fertilized with pollen.

OVULE

200

Water filling the vacuole of a plant cell makes it: 

HYPOTONIC

200

This structure creates and holds pollen and is attached to the flower by the filament.

ANTHER

300

The male part of the flower.

STAMEN

300

This part of the flower is usually brightly colored to attract pollinators.

PETALS

300

When water equally enters and exits the vacuole of a plant cell, it is called _____________ osmosis.

ISOTONIC

300

This structure is located at the base of the style and contains ovules.

OVARY

300

Flowers with both male and female parts are called ________________.

PERFECT

400

This structure connects the anther to the flower.

FILAMENT

400

A plant's roots growing down into the soil is an example of _________________ geotropism.

POSITIVE

400
This is the process by which seeds are spread to increase the chance of survival.

SEED DISPERSAL

400

Water exiting the vacuole of a plant cell makes it:

HYPERTONIC

400

This structure connects the stigma to the ovary.

STYLE

500

A poison ivy plant wraps around the trunk of a tree as it grows, this is an example of which tropism?

THIGMOTROPISM

500

Animals and insects that help spread pollen from flower to flower are called:

POLLINATORS

500

The female part of the flower.

PISTIL

500

____________________ is another way to say geotropism.

GRAVITROPISM

500
A plant's roots curving towards groundwater is an example of _________________ hydrotropism.

POSITIVE

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