A.1/4,1/5 B.1/5,1/4 C.1/4,1/3 D.1/5,1/3
A.分裂繁殖B.出芽繁殖C.無(wú)性孢子繁殖D.有性孢子繁殖
A.體積小、分布廣 B.適應(yīng)強(qiáng)、易變異 C.生長(zhǎng)旺、繁殖快 D.吸收多、轉(zhuǎn)化快