%%

Gaokao Biology Practice Question

2．（ 6分）正常生长的绿藻，照光培养一段时间后，用黑布迅速将培养瓶罩上 ， 此后绿藻细胞的叶绿体内不可能发生的现象是（ ）

  1. A.O2的产生停止
  2. B.CO 2的固定加快
  3. C.比值下降
  4. D.比值下降

Want to know if you got it right?

Answer this and thousands more real Gaokao previous-year questions free, get graded instantly, and climb the global ranked leaderboard.

Practice Gaokao free →

More Gaokao Biology questions