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_______ 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
A
A / an _______ species is a population of an organism which is at risk of becoming extinct.
a. dangerous b. endanger c. endangered d. endangerment
C
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
B
Probability of extinction depends _______ both the population size and fine details of the population demography.
a. on b. in c. from d. for
A
Many modern medicines are derived _______ plants and animals.
a. on b. for c. from d. in
C
15,589 species (7,266 animal species and 8,323 plant species) are now considered _______ risk _______ extinction.
a. at / of b. on / in c. for / with d. in / at
A
Internationally, 189 countries have signed _______ accord agreeing to create Biodiversity Action Plans to protect endangered and other threatened species.
a. a b. an c. the d. Ø
B
Known worldwide by its panda logo, World Wildlife Fund (WWF) is dedicated to protecting _______ world's wildlife and the rich biological diversity that we all need to survive.
a. a b. an c. the d. Ø
C
