Hi,

The delhi university 1st round coutoff fro BSc Zoology honour for general category student in 2019 was as follows -

• Zakir Husain Delhi College - 91
• Swami Shardhanand College - 90
• Sri Venketeswara College -95.66
• Sri Guru TeghBahadur Khalsa College
  * Sikh Minority(SM)         -      95
• Shivaji college                 -        95
• Ramjas college             - 95.33
• Miranda house (W)     - 97.33
• Maitreyi College (W)     - 92
• Kirori mal college          -97.33
• Kalindi college west.     - 94
• Hindu college                  -97.33
• Daulat ram college (W) - 95.66
• Deen Dayal Upadhyaya College - 94
• BhaskaracharyaCollege of Applied
  Science.                     - 91
• Acharya Narendra Dev College -93

So swami shardhanand college has least coutoff in 1st round .

The 8th round cutoff for B.sc Zoology hons were as -

Acharya Narendra Dev College - 86.33

Bhaskaracharya college of applied science - 87

Daulat ram college (w)    - 90.66

Deshbandhu college - 84.33

Dayal singh college -    88

Kalindi college west - 86

Zakir hussain delhi college - 85.66

Swami shardanand college - 80

Sri Guru TeghBahadur Khalsa College
* Sikh Minority(SM)  - 88.67

Shivaji college        -   86

Ramjas college       -   94

So in the last round the least cutoff for bsc hons Zoology was 80 % of swami shardanand college .

Hope it helps.