seodata.dev

keyword

biology textbooks

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

$ curl "https://api.seodata.dev/v1/keyword?q=biology+textbooks&country=us" +--------------+------------------+ | volume | 1,900 | | cpc | $0.81 | | competition | 0.98 | | country | US | | updated | 2026-06-28 | +--------------+------------------+
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 9/20
book of biology 4,400 $0.5 6/20
textbooks biology 1,900 $0.74 9/20
biology text books 210 $1.39 8/20
biology online textbook 210 $6.62 7/20
biology textbook online 210 $6.62 7/20
biology textbooks online 170 $5.21 7/20
free biology textbook 140 $4.46 7/20
free online biology textbook 70 $7.71 7/20
free biology book 40 $10.11 7/20

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=biology+textbooks&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