Tropismo y hormonas

Tropismo y hormonas

Assessment

Interactive Video

Science, Biology

4th - 9th Grade

Hard

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Plants respond to stimuli through growth, known as tropisms, which direct them towards or away from stimuli like light, gravity, and water. These responses are regulated by the hormone auxin, which promotes growth by accumulating in specific areas. Understanding auxin's effects allows for its use in agriculture to enhance root development and fruit production.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a type of plant tropism?

Geotropism

Phototropism

Thermotropism

Hydrotropism

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role does auxin play in plant growth?

It causes leaves to fall off

It prevents plants from bending

It inhibits root growth

It promotes growth by accumulating in shaded areas

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does auxin distribution affect a plant's response to light?

It causes the plant to grow away from the light

It causes the plant to bend towards the light

It makes the plant grow taller

It has no effect on plant growth

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In what way are auxins used in agriculture?

To stimulate root development in cuttings

To change the color of flowers

To increase leaf size

To slow down plant growth

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are tropisms important for plant survival?

They help plants avoid predators

They allow plants to seek optimal conditions for growth

They enable plants to produce more seeds

They make plants more colorful