keyword

study guide campbell biology 9th edition pdf

Monthly search volume and cost-per-click data for "study guide campbell biology 9th edition pdf" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=study+guide+campbell+biology+9th+edition+pdf&country=us" +--------------+------------------+ | volume | 10 | | 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
biology	135,000	$9.2	2/20
biology textbook	18,100	$0.9	2/20
books about biology	5,400	$0.61	2/20
book of biology	4,400	$0.5	2/20
biology books	2,900	$0.71	2/20
openstax biology	1,900	$0.43	2/20
pearson ap biology textbook pdf	30	$0	3/20
biology california edition pdf	30	$0	2/20
ap biology campbell 9th edition pdf	20	$0	6/20
campbell biology 9th edition answer key	20	$0	3/20

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=study+guide+campbell+biology+9th+edition+pdf&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