Mn xin hãy giúp mình kèm giải thích hứa cho 5* và ctrlhn
1._______ is a branch of Natural Science, and is the study of living organisms and how they interact with their environment.a. Biology b. Biological c. Biologist d. Biologically
2.A / an ______species is a population of an organism which is at risk of becoming extinct.a. dangerous b. endanger c. endangered d. endangerment
3.Only a few of the many species at risk of extinction actually make it to the lists and obtain legal ___.a. protect b. protection c. protective d. protector
4.Almost half of turtles and tortoises are known to be threatened with ____.a. extinct b. extinction c. extinctive d. extinctly
5.Current extinction rates are at least 100 to 1,000 times higher than _______ rates found in the fossil record.a. nature b. natural c. naturally d. naturalness5.It is reported that humans are the main reason for most species' declines and habitat _______ and degradation are the leading threats.a. destroy b. destructive c. destructor d. destruction6.They eventually realize that reckless _______ of the earth's resources can lead only to eventual global disaster. a. exploit b. exploitable c. exploitation d. exploitative7.Farmers make their soil more productive by distributing _______.a. fertile b. fertility c. fertilizers d. fertilizable8.Chemical wastes from factories are _____ that cause serious da
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