state gov Odisha Police SI Mock Test 2025 General Science Biology Human body

ରକ୍ତ ଗ୍ରୁପ୍ କିଏ ଉଦ୍ଭାବନ କରିଥିଲେ ?

1
ଚାର୍ଲ୍ସ ବାବେଜ୍
2
କାର୍ଲ ଲ୍ୟାଣ୍ଡଷ୍ଟାଇନର୍
3
ମାର୍କୋନି
4
ୱିଲିୟମ୍ ହୁକ୍
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