----- Seventh Grade Biology Test ----
Biology is very important.
As far as the current situation is concerned, the students are studying at home.
We provided Biology Test for seventh grade students.
Hope to help students improve their biological knowledge and the spirit of courage to learn and challenge.
Learn interestingly.
1. Select the countdown mode, which improves students reaction ability and requires a mastery of biological knowledge.
2. Choose to turn off the countdown mode, students will have more thinking time.
3. Record the challenge results.
4. Share