Below are suggested answers for the Biology subject for the 2025 high school graduation exam according to the 2018 program, conducted by Tuyensinh247.

The 2025 high school graduation exam will take place on June 26-27 with more than 1.16 million candidates, an increase of nearly 100,000 compared to last year. This year's exam will have students studying under two programs: the 2018 General Education Program and the 2006 General Education Program. Each program has a different number of subjects and exam questions, of which nearly 1.14 million candidates will take the new program, accounting for 97.71% of the total number of candidates registered for the exam.

Students taking the 2018 General Education Program will take two compulsory subjects: Math and Literature, and two elective subjects from the remaining subjects studied in grade 12, including: Foreign Languages, History, Physics, Chemistry, Biology, Geography, Economic and Legal Education, Information Technology, and Technology.

Except for the Literature subject, which is an essay test with a time limit of 120 minutes, the remaining subjects are multiple choice, of which the Math test takes 90 minutes and the remaining subjects take 50 minutes. The multiple choice test consists of three parts. Part I consists of questions with 4 options, requiring candidates to choose one correct answer. Candidates get 0.25 points for each correct answer.

Part II consists of true/false questions. For each correct answer, candidates will receive 0.1 point, 0.25 points for two correct answers, and 0.5 and 1 point for three and four correct answers.

Part III consists of short answer questions, requiring candidates to choose the correct answer. For Math, each correct answer is worth 0.5 points, for other subjects it is 0.25 points. The maximum total score for the entire multiple choice test is 10.

Candidates taking the 2006 general education program will participate in four exams, including Literature, Math, Foreign Language, and an optional exam in Natural Sciences or Social Sciences.

High school graduation exam scores will be announced on July 16.

Source: https://vietnamnet.vn/dap-an-mon-sinh-hoc-thi-tot-nghiep-thpt-nam-2025-2415034.html