12D – At home EXERCISES: 09 – 11 – 2011

Choose the best answer A, B, C or D

Deserts are often composed ________ sand and rocky surfaces. a. on b. of c. by d. in
Deserts take ________ one-third of the Earth`s land surface. a. up b. on c. over d. after
The Simpson Desert was named _______ Mr. Simpson, President of the South Australian Branch of the Royal Geographical Society of Australia. a. with b. at c. after d. for
In 1953, Peveril Meigs divided desert regions ________ Earth ________ categories according to the amount of precipitation they received. a. through / in b. from / with c. on / into d. in / for
If you look on a map you will see that there is a desert next ________ the Rocky Mountains in the United States.
a. of b. to c. with d. for
Camels were often used _______ transportation by people of the desert.
a. as b. with c. to d. about
Three great stretches ________ sandy deserts almost circle the center of Australia.
a. to b. on c. about d. of
The Simpson Desert lies ________ Lake Eyre ________ the north.
a. in / of b. down / in c. about / to d. between / in
In 1936, Colson and an Australian Aborigine took camels ________ the desert.
a. across b. from c. through d. to
________ the northern part ________ the Simpson Desert, the dunes are separated by corridors of low, open shrubland. a. On / of b. To / in c. In / of d. From / in
Only a few of the many species ________ risk ________ extinction actually make it to the lists and obtain legal protection . a. at / of b. on / in c. for / with d. in / at
Probability of extinction depends _______ both the population size and fine details of the population demography.
a. on b. in c. from d. for
Many modern medicines are derived _______ plants and animals.
a. on b. for c. from d. in
You should take your umbrella along _______ you today. It might rain later on this afternoon.
a. to b. with c. on d. from
We have to apply effective measures to save many plant and animal species _______ extinction.
a. from b. in c. for d. on
Over-exploitation for food, pets, and medicine, pollution, and disease are recognized ____ a serious threat ____ extinction. a. upon / at b. to / for c. over / with d. as / of
Clearing forests for timber has resulted _______ the loss of biodiversity.
a. with b. at c. in d. for
Although we are aware _______ the importance of environment, we still overexploit it.
a. from b. on c. for d. of
They have built a particular reserve which is suitable _______ pandas.
a. at b. for c. in d. upon
Species that belong _______ an area are said to be native species.
a. for b. to c. on d. of
21. Endangerd species are plant and animal species which are _______ danger _______ extinction.
a. in / for b. on / of c. Ø / Ø d. in / of
22. Plant and animal species _______ the globe are threatened _______ extinction.
a. around / with b. on / from c. in / with d. around / from
23. Plant and animal extinction leads _______ a loss of biodiversity.
a. on b. of c. to d. in
24. The Red List has been introduced to raise people’s awareness _______ conservation needs.
a. with b. for c. of d. as
25. Francis Bacon lived ________ about the same time as Shakespeare.
a. at