Last Quiz
Flowering responses
Thigmo/Gravitropism
Phototropism
Hormones
100

Where does cellular respiration occur?

Mitochondria

100

What is the definition of flowering plants?

Plants that produce flowers in order to reproduce.

100

What is Gravitropism?

The response of a plant to gravity.

100

What is phototropism?

The growth of a plant towards or away from light.

100

What are hormones?

substances that act like a chemical messengers in plants.

200

What are stomata?

Small opening in the bottom of the leaf that allow gases to pass through.

200

What is photoperiodism?

A plant's response to the number of hours of darkness in it's environment.

200

What is thigmotropism?

The positive or negative response of a plant to touch.

200

In what direction to leaves and stems grow - and why?

up - it towards the light, allowing them to maximize the light they receive.

200

what are the four types?

auxin, ethylene, gibberellins, cytokinins. 

300

What is the difference between Xylem and Phloem?

Xylem transports water from the roots and Phloem transports food to the rest of the plant.

300

What are the three types of flowering responses?

Short-day, long-day, and day-neutral. 

300

Are tendrils part of Thigmotropism or Gravitropism?

Thigmotropism?

300

Which part of the plant typically goes through negative phototropism?

The roots.

300

what is the only gas?

ethlyene

400

What is the energy called in cellular respiration?

ATP

400

How many hours to short-day plants need in darkness before being able to flower?

Twelve or more hours.

400

If stems grow away from gravity, is it positive or negative? (Gravitropism)

negative

400

Why might a tree's growth look different then a house plant?

The tree is getting and even amount of sunlight, the houseplant isn't.

400

auxins are responsible for what

increase plant growth

500

What is the chemical equation for photosynthesis?

CO2 + H20 + sunlight/solar energy = C6H1206 + 02

500

What was the flower example for long-day plants?

carnations.
500

When vines wrap around objects, is it positive or negative thigmotropism?

positive

500

What are photo-receptors? 

Chemicals in a plant that allow it to detect light.

500

Cytokinins increase the rate of cell ___ and ___

division and Elongation

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