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SCIENCE | UNIT-9 TEST – 2

1. Donna : I’m doing a research on the Internet Answer the questions 4-5 according to the text
about wild animals. below.
Mark : I’m looking for some fossils in the Willis Carrier was born on November 26, 1876, in Angola,
excavation area. New York. His father was Duane Williams Carrier and his
Sonia : I’m viewing some soil samples under the mother was Elizabeth R. Haviland. He studied at Cornell
microscope. University. He graduated in 1901 with a high degree.
He was a curious student and always wanted to invent
Fiona : I’m looking into the sky through a something new. After he finished the university, he did
telescope. many experiments on how to heat the air. He failed

Who is working on space? many times but didn’t give up testing. Finally, he could
find a way to heat the air. It was the first step of modern
A) Donna B) Mark C) Sonia D) Fiona
air conditioners. After a short time, he conducted some
experiments at his lab and found a way how to cool
2. Josephine was a rich woman. She liked having the air, too. Thanks to him, we can heat our rooms and
dinner with her relatives and friends. Her classes with his invention, air conditioner. The main aim
housemaid continuously broke the valuable of his life was “Try, try and never give up”.
porcelains. So, she got angry with her housemaid 4. Which of the questions has NO answer SKILLS TEST
and decided to invent a machine to wash the according to the text above?
dishes fast. Moreover, it didn’t break the porcelains.
She got very happy after her invention. A) When was he born?
Which of the following is Josephine’s invention? B) Where was he born?
C) When did he invent the air conditioner?
A) B) D) What was his saying about his life?
OMAGE 5. There is NO information about Willis' _____.

A) achievements B) education life
C) D) C) parents D) rewards

6. ___?___

Bamboo is the fastest growing plant on the
planet. It can grow 9.1 cm in height in 24
hours under appropriate climate conditions.
Bamboo gives 30% more oxygen into the
3. My father is a professor on DNA and cell. He atmosphere and gets more carbon dioxide
and his friends are preparing a science project compared to other plants. It also prevents
nowadays. They are doing some research in the erosion of the ground with its long roots.
lab on animals. I hope _____. Bamboo can survive more than 120 years in
the wild. Bamboo has stronger structure than
Which of the following completes the text steel. Largest species of bamboo can reach
best? 1300 feet in height.
A) they will discover new places on the moon What can be the best title for the text above?
B) I will do many experiments on people
A) How to Cook Bamboo
C) they will invent new machines B) Interesting Facts About Bamboo

D) they will find a cure for the stomach cancer C) Bamboo and Medicine
D) Bamboo and Ground Erosion

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