keyword

biology books

Monthly search volume and cost-per-click data for "biology books" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=biology+books&country=us" +--------------+------------------+ | volume | 4,400 | | cpc | $0.5 | | competition | 0.83 | | country | US | | updated | 2026-05-27 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
books about biology	5,400	$0.59	20/20
books on biology	5,400	$0.59	13/20
biological book	5,400	$0.59	12/20
book on biology	5,400	$0.59	11/20
books for biology	5,400	$0.61	11/20
book of biology	4,400	$0.5	20/20
books for biologists	4,400	$0.5	13/20
books of biology	4,400	$0.5	13/20
science biology books	140	$0.5	12/20
books biology	70	$0.05	14/20

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=biology+books&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