Light and Photosynthesis Concepts

What does the range of tolerance refer to in organisms?

• The level of food available

• The range of abiotic factors an organism can survive

• The amount of sunlight an organism needs

• The amount of water in an ecosystem

Tags

NGSS.MS-LS1-5

How is light intensity measured?

• Lumens

• Degrees

• Hertz

• Watts

Which of the following describes how long light lasts in a given period?

• Light intensity

• Light quality

• Light duration

• Light range

What does photosynthesis convert into organic compounds, especially sugars?

• Oxygen

• Nitrogen

• Carbon dioxide

• Water

Tags

NGSS.MS-LS1-6

Which of the following is NOT a factor in the environment that affects the amount of light?

• Aspect

• Cloud cover

• Water temperature

• Seasons

Tags

NGSS.MS-LS1-6

What term describes animals that are active at dawn and dusk?

• Diurnal

• Nocturnal

• Crepuscular

• Seasonal

Light from the sun provides energy for which type of organisms to make sugar?

• Decomposers

• Producers

• Consumers

• Herbivores

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What process do producers use to make sugar from sunlight?

• Respiration

• Photosynthesis

• Chemosynthesis

• Fermentation

Tags

NGSS.MS-LS1-6

Which of the following is a response of a plant to light?

• Phototaxis

• Phototropism

• Bioluminescence

• Photokinesis

Tags

NGSS.MS-LS1-6

What does phototaxis refer to?

• Growth of plants towards light

• Movement of an organism towards or away from light

• The production of light by an organism

• The change in color due to light exposure