问题:校园中生长的下面四种植物中先长叶后开花的是()A、玉兰B、迎春C、月季D、紫荆...
Friday, June 27, 2025
问题:家燕在我国北方地区属于()。A、冬候鸟B、旅鸟C、夏候鸟...
Monday, June 2, 2025
Friday, August 15, 2025
问题:我国现有鸟类1371种。占世界鸟类总数()A、11.2%B、13.1%C、16.8%...
Saturday, December 2, 2023
Saturday, December 30, 2023
问题:脊椎动物属于高等动物,而无脊椎动物则属于低等动物,除此之外,高等和低等动物还有什么区别()A、独立的消化系统B、繁殖力强C、吸收空气中的氧...
Monday, June 2, 2025
问题:全世界有15种鹤,中国有9种,北方地区常见的是()A、白头鹤B、白枕鹤C、灰鹤...
Saturday, May 18, 2024
Monday, April 14, 2025
Monday, June 2, 2025
问题:动物分类系统从大到小排列正确的是:()、()、()、()、()、()、()。...
Saturday, April 5, 2025
Monday, June 2, 2025
问题:下列雉鸡类鸟,有一种是我国特产鸟,属于国家一级保护动物,它是:()A、石鸡B、勺鸡C、褐马鸡...
Friday, June 27, 2025
Saturday, September 28, 2024
Friday, June 27, 2025
Wednesday, August 14, 2024
Saturday, September 28, 2024
Monday, January 20, 2025
Friday, August 4, 2023
Wednesday, September 14, 2022
Friday, March 28, 2025