The Tibetan Mastiff is the national first-class protected animals and world-class rare species.
举一反三
- 微生物的七级分类单元对应的英文分别是（）。 A: Kingdom、Phylum、Class、Order、Family、Genus、Species B: Kingdom、Phylum、Order、Class、Family、Genus、Species C: Kingdom、Order、Phylum、Class、Family、Genus、Species D: Kingdom、Phylum、Class、Family、Order、Genus、Species
- Which of the following is the correct sequence (from broad to specific) of the major taxonomic categories? A: domain, kingdom, phylum, class, order, family, genus, species B: domain, species, genus, family, order, class, phylum, kingdom C: phylum, class, kingdom, domain, order, species, family, genus D: kingdom, order, class, phylum, family, genus, species E: genus, species, domain, phylum, class, order, family, kingdom
- Which of the following classes cannot be extended?(). A: class A { } B: class A { private A();} C: final class A { } D: class A { protected A();}
- Which two demonstrate an “is a” relationship？ （） A: public interface Person{} public class Employee extends Person{} B: public interface Shape{} public class Employee extends Shape{} C: public interface Color{} public class Employee extends Color{} D: public class Species{} public class Animal （private Species species；） E: interface Component{} Class Container implements Component （ Private Component[ ] children； ）
- The first species to live on new land, such as that formed from volcanic lava, are called A: clomax community. B: keystone species. C: foundation species. D: pioneer species. E: parasite.