Understanding Plant Responses and Processes Quiz

What is phototropism?

• Movement of a plant in response to water

• Growth of a plant towards a light source

• Movement of a plant in response to gravity

• Growth of a plant away from a light source

What is geotropism?

• Growth of a plant towards a light source

• Movement of a plant in response to water

• Growth of a plant in response to gravity

• Movement of a plant away from a light source

Roots growing downward into the soil exhibit what type of geotropism?

• Negative geotropism

• Positive geotropism

• Neutral geotropism

• Lateral geotropism

What is hydrotropism?

• Growth of a plant in response to gravity

• Movement of a plant towards a source of water

• Growth of a plant away from a light source

• Movement of a plant in response to touch

Turgor pressure in plant cells is directly responsible for:

• The plant's ability to conduct photosynthesis

• The plant's ability to absorb sunlight

• The plant's ability to maintain its shape and rigidity

• The plant's ability to produce oxygen

Which of the following is NOT a product of photosynthesis?

• Glucose

• Oxygen

• Carbon dioxide

• Water

The equation for photosynthesis is:

Which part of the plant primarily absorbs water from the soil?

• Leaves

• Stems

• Roots

• Flowers

What is the main role of chlorophyll in photosynthesis?

• To absorb water

• To produce glucose

• To absorb sunlight

• To release oxygen

In which organelle does photosynthesis take place?

• Mitochondria

• Chloroplast

• Nucleus

• Ribosome