Photosynthesis &
Cellular Respiration
Structures of a Leaf
Vocab
Other Science Stuff
Plant Horomones
100

What are the reactants in photosynthesis?

Water, Carbon Dioxide, (and Sunlight)

100

What is the pigment that makes plants green?

Chlorophyll

100

What is the way an organism reacts to a change in environment?

Behavior

100

Positive or negative tropism to light

Phototropism

100

Plant Horomones: Substances that act as chemical __________ within plants.

Messengers

200

What are the products of photosynthesis?

Glucose and Oxygen

200

What is the top layer of a leaf that keeps the water in?

The cuticle.

200

What is a change in an organism's environment that causes it to make a change in behavior?

A stimulus

200

Positive or negative tropism to gravity

Gravitropism

200

Which Horomones are a gas?

A: Auxins

B: Ethelene

C: Gibberellins

D: Cytokinins

B, Ethelene

300

What are the reactants of Cellular Respiration?

Glucose and Oxygen

300

What are the openings at the bottom of a leaf that let gasses out?

Stomata

300

What is a response that results in plant growth toward or away from a stimulus?

Tropism

300

When do day neutral plants flower?

When they are matured or the environment is right.

300

Gibberellins are ________ for plants.

Steroids

400

What are the products of cellular respiration?

Water, Carbon Dioxide, and ATP

400

In what does photosynthesis take place in?

The Chloroplasts

400

What are structures on a plant that allow them to wrap around or cling onto objects called?

Tendrils

400

Positive or negative tropism to touch

Thigmotropism

400

The hormones responsible for ripening and rot.

Ethelene

500

What is the chemical formula for photosynthesis?

6CO+ 6H2O=C6H12O+6O2


500

What structures are the Chloroplasts in?

The spongy mesophyll

500

What is a plant's response to a number of hours of darkness in it's environment called?

Photoperiodism

500

Less than how many hours of darkness does Long Day Flowering need?

10-12

500

Increases the rate of cell division and slows the aging process of flowers and fruits.

Cytokinins

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