1.
What does it mean to be an endangered species?
Correct Answer
A. The species is expected to die off within 20 years unless there is intervention
Explanation
Scientists call a species endangered if they expect it to die off in less than 20 years unless we find ways to protect it. Some species are small in numbers but not endangered because their population is not going down.
2.
What is the biggest problem facing endangered species?
Correct Answer
B. Human activity
Explanation
Until a few hundred years ago, species became scarce or died out because of natural causes. For example, there may have been a major climate change. Today, however, species become endangered mostly because of human activity. The main reasons are habitat destruction, wildlife trade, overhunting, and competition with domestic animals and animals brought into their habitat from elsewher
3.
What agreement forbids the trade of furs and live animals of endangered species?
Correct Answer
B. Convention on International Trade in Endangered Species of Wild Fauna and Flora
Explanation
Also, many wild species are protected by CITES—the Convention on International Trade in Endangered Species of Wild Fauna and Flora (“fauna and flora” means animals and plants). This agreement forbids the trade of furs and live animals of endangered species.
4.
What desirable part of the asian elephant has poachers killing them off?
Correct Answer
A. Tusks
Explanation
An elephant has long, curved upper teeth called tusks. They are made of ivory. Elephants use their tusks to dig for food and water and to fight.
5.
This endangered animal is also called a pygmy chimpanzee.
Correct Answer
A. Bonobo
Explanation
Bonobos are African apes closely related to chimpanzees. Bonobos live in a section of African rain forest south of the Congo River in the Democratic Republic of the Congo. They are also called pygmy chimpanzees
6.
The endangered axolotl is a type of Mexican ______.
Correct Answer
A. Salamander
Explanation
The axolotl is an unusual Mexican salamander. The adult axolotl lives in the water
Wild axolotls live in shallow lakes in Mexico City. The growth of Mexico City has damaged most of the areas where axolotls live. They are nearly extinct in the wild.
7.
This endangered turtle is also the worlds largest turtle.
Correct Answer
C. Leatherback turtle
Explanation
The largest turtle is the leatherback turtle. It grows from 1.2 to 2.4 metres long. The smallest turtle is the bog turtle. It grows only about 10 centimetres long.
8.
The famous Koko, who once learned how to use sign language, was what type of animal.
Correct Answer
A. Gorilla
Explanation
Gorillas have no real enemies except human beings. People hunt gorillas for food, capture them for zoos, and cut down the forests they live in. As a result, the gorilla has become rare in many parts of Africa, and its survival is threatened. Gorillas are among the smartest animals. In the 1970's, scientists taught a gorilla named Koko how to use sign language.
9.
Which of the following is NOT a place that endangered species are kept to help protect them?
Correct Answer
C. Forests
Explanation
Some animal species that are now extinct in the wild still live in zoos. They live in animal research centres, too. Scientists at these zoos and research centers try to help these animals start new families. They hope that someday these new families can return to the wild.
Rare plants are saved by being grown in large gardens called botanical gardens. The seeds are saved in special seed banks for future planting.
10.
Several types of cranes are endangered because their habitat, the __________ have been destroyed
Correct Answer
B. Wetlands
Explanation
Most kinds of cranes live in Asia, Africa, and Europe. Some live in North America. Several kinds of cranes are endangered today because their wetland homes have been destroyed. The whooping crane of North America is one of the rarest birds in the world. Only a few hundred of these elegant birds are left.