Light as an abiotic factor

In this topic

• The Sun and the spectrum
• Light as energy and as information
• Plant ecological groups by light
• Animals, photoperiodism and practice

Key terms

• Abiotic factor
• Ultraviolet
• Ozone layer
• Photosynthetically active radiation (PAR)
• Infrared
• Heliophyte
• Sciophyte
• Facultative heliophyte
• Phototropism
• Heliotropism
• Tapetum
• Photoperiodism

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