True or false? Scientists in different countries are studying dog behaviour.
TRUE
15
True or false? In the experiment, an actor tried to open something.
FALSE. In the experiment, each dog watched its owner try unsuccessfully to open something.
15
True or false? When people don't behave well, there are chemical changes in their bodies.
TRUE
15
True or false? People had dogs thousands of years ago.
TRUE
15
True or false? Dogs' social skills are less advanced than other animals' social skills.
FALSE. After living with humans for thousands of years, dogs have got more advanced social skills than other animals. They know when their owners are angry...
15
Complete the sentence: "In the past, scientists didn't think it was necessary to study..."
...dog behaviour.
20
Complete the sentence: "In the experiment, experts used actors, dogs and...".
the dogs' owners".
20
Complete the sentence: "The dog did not accept a biscuit from..."
...the rude actor".
20
Complete the sentence: "Some dogs help the police find..."
...bombs and drugs".
20
Complete the sentence: "Thanks to scientific study, in the future, we'll probably know why...".
...dogs react as they do".
20
Answer the question: How many scientists are studying dogs?
Over 300 scientists around the world are studying dogs.
15
Answer the question: How many actors participated in the study?
Two actors participated in the study.
15
Complete the sentence: "Dogs have got an amazing sense of...".
