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keyword

principal pigment of green plants

Monthly search volume and cost-per-click data for "principal pigment of green plants" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=principal+pigment+of+green+plants&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
chlorophyll meaning 2,900 $0.04 12/20
define chlorophyll 2,900 $0.04 12/20
chlorophyll definition 2,900 $0 11/20
definition of chlorophyll 2,900 $0.56 11/20
meaning of chlorophyll 2,900 $0.04 11/20
chlorophyll structure 1,600 $0 12/20
chlorophyll biology definition 1,300 $0 11/20
why chlorophyll is green 1,000 $0 12/20
what is the principal pigment of plants 170 $0 11/20
pigment that makes plants green 30 $0 13/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=principal+pigment+of+green+plants&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt