下图是某种生物迁入生态系统后种群增长率随时间变化的曲线由此可以判断 A.种群数量先增大后减小 b.b点时种群数量最大 C.影响a点和c点 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com






Try and sketch some of theseThermometer, Spittoon, Pug, Farm, Pigeon, Peaches, Brownies, Baboon, Martini, Marbles, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #4984 Zombie by London Waterlilly


anonymous
anonymous
sketch #3392


anonymous
anonymous
sketch #5077 Light of Hope by Itz Rakhi


Donara Smbatyan
sketch #1452 donara


anonymous
anonymous
sketch #2308


anonymous
anonymous
sketch #5115


anonymous
anonymous
sketch #4520


anonymous
anonymous
sketch #5092 Silvers Rayleigh by Wasim Khan


anonymous
anonymous
sketch #4405 Cat by Nizamuddin Shuja


anonymous
anonymous
sketch #1846 zay


anonymous
anonymous
sketch #3506 Goku by Saul Mansanares


anonymous
anonymous
sketch #4349 Cícero Николай Герасимов


anonymous
anonymous
sketch #5161


Lucy Barnard
sketch #245 Fishy


anonymous
anonymous
sketch #717


sketchmaster
sketch #2486 Face by sketchmaster


anonymous
anonymous
sketch #4087 Stewie by Leon Soria Ricardo


anonymous
anonymous
sketch #5327


anonymous
anonymous
sketch #5416


anonymous
anonymous
sketch #5141


Matt King
sketch #3330


anonymous
anonymous
sketch #264


Fabio Sala
sketch #2672


anonymous
anonymous
sketch #5136


Tom Kelly
sketch #521 A hungry caterpillar


anonymous
anonymous
sketch #978


Ainhoa White
sketch #4305 Burka,

tomski下图是某种生物迁入生态系统后种群增长率随时间变化的曲线由此可以判断 a.种群数量先增大后减小 b.b点时种群数量最大 coloring