(1)湿地公园中生活着多种野生动植物,这体现了生物多样性中的
(2)野鸭在金水湖里游动,不时叼起一条小鱼,小鱼以小虾为食,小虾吃水生植物,请写出这条食物链
(3)金水湖中的鱼类用
(4)保护金水湖生物多样性最有效的措施是
(5)请写出一项金水湖国家湿地公园的生态价值
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2