《天津新课标高二生物必修1》1-3章复习题（Tianjin new curriculum senior biology required 1, the 1-3 chapter review questions）.docVIP

《天津新课标高二生物必修1》1-3章复习题（Tianjin new curriculum senior biology required 1, the 1-3 chapter review questions） This article is contributed by zhgfec DOC documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. Senior biology, compulsory 1, first ~ 3 chapters comprehensive practice biological ~ ~! A choice (write your answers on the question every day before) choice...... in life....1.... System structure level, cell level is also the individual level is A. B. C. D. Hydra myocardial cell amoeba egg cells following 2., belonging to the population is full of rice, A. a piece of rice fields, fish, shrimp and other aquatic organisms B. a pond in all fish C. a piece of cotton field in all larvae, winged and wingless aphid D. all mature fungi a piece of driftwood on the 3. in the observation of Spirogyra cells, the low magnification for high magnification after change, object size, cell number and field luminance is A. larger and more variable, bright B. larger and less dark, C. became small, and bright D. became small, more dark, 4. sugar and fat Fat, protein and nucleic acid of common elements are the common chemical elements A.C, H, O, N, P, B.C, H, O, N, C.C, H, O D.O, H 5. cells have 20 kinds, some more content which is called a large number of elements; some content rarely called trace elements. The following elements in each group, all trace elements are A.Fe, Mn, B, Mo, S, B.Mo, Zn, Cu, B, Fe, C.P, N, K, Ca, Mg, D.C, H, O, Ca, Mg 6. bacteria and yeast in the structure of the important difference is that the former A. nuclear B. cell wall C. cell membrane D. DNA 7. prokaryotic cell DNA mainly in A. B. on chromosome C. in nucleus cytoplasm to nucleus D. chromosome 8. is the main chemical composition is A.DNA and protein B.RNA and C. nucleic acid and protein D.DNA and RNA 9. protein, DNA and RNA are basic units A. amino acids, nucleotides, RNA B. nucleotide, DNA, RNA, DNA and amino a