keyword

biological book

Monthly search volume and cost-per-click data for "biological book" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=biological+book&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $0.59 | | competition | 1 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
biology textbook	18,100	$0.9	8/20
books about biology	5,400	$0.59	18/20
book on biology	5,400	$0.59	11/20
books for biology	5,400	$0.61	11/20
books on biology	5,400	$0.59	11/20
book of biology	4,400	$0.5	18/20
books for biologists	4,400	$0.5	9/20
books of biology	4,400	$0.5	9/20
biology books	2,900	$0.71	20/20
books biology	70	$0.05	9/20

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://api.seodata.dev/v1/keyword?q=biological+book&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt