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Choose the correct pair w.r.t. important...

Choose the correct pair w.r.t. important discoveries in photosynthesis.

A

Julius Von Sachs- Sunlight is essential for photosynthesis

B

Jan Ingenhousz- `H_2S` is hydrogen donor in purple and green bacteria

C

Engelmann- First action spectrum of photosynthesis

D

Van Niel- Glucose is produced during photosynthesis

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AAKASH INSTITUTE ENGLISH-TEST 6-EXAMPLE
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