CBSE Class 7 English My Brothers Great Invention MCQs Set 03

Answer: (D) technical words like “blueprint"

Explanation:
1. Anand always pretended to be an expert scientist.
2. He used big words like "blueprint" while talking.
3. This made him feel very smart and serious.

Answer: (B) To Kharagpur for a wedding

Explanation:
1. The parents had to attend a family marriage.
2. The wedding was taking place in Kharagpur.
3. They left Anita and Anand at home.

Answer: (C) increasing incidents of thefts in the colony

Explanation:
1. Many houses in their neighbourhood were being robbed.
2. Everyone was scared of thieves.
3. Anand wanted to protect his house by making an alarm.

Answer: (A) Don’t involve her if it fails

Explanation:
1. Anita felt the alarm would not work properly.
2. She knew their parents would be angry.
3. She warned Anand not to take her name if things went wrong.

Answer: (B) scratching at the door

Explanation:
1. Anita was sitting alone and reading her book late at night.
2. Suddenly, she heard a strange sound at the entrance.
3. It was someone scratching against the door.

Answer: (C) a noisy mess full of wires and bulbs

Explanation:
1. Anand worked hard on his project inside his room.
2. He had tools, loose wires, and light bulbs everywhere.
3. The room was untidy and full of clicking sounds.

Answer: (D) He went through the time machine

Explanation:
1. Boppa went inside Anand's room and vanished.
2. Anand truly thought his machine was real.
3. He thought Boppa traveled back in time.

Answer: (A) uninterested and reluctant

Explanation:
1. Anita did not believe in Anand's inventions.
2. She wanted to read her book in peace.
3. She had no interest in helping him build machines.

Answer: (B) Fourteen

Explanation:
1. The story mentions Anita's age directly.
2. She is fourteen years old.
3. She is older than her brother Anand.

Answer: (C) The movie Back to the Future

Explanation:
1. Anand watched the science fiction film Back to the Future.
2. The film showed characters moving through time.
3. Watching this made him want to build his own time machine.

Answer: (C) green scarf

Explanation:
1. The thief who broke into their home was Boppa.
2. He had wrapped a cloth around his neck.
3. That cloth was a bright green scarf.

Answer: (C) Boppa, the sweeper

Explanation:
1. A man came into the house secretly at night.
2. He was the colony's sweeper named Boppa.
3. He had come to steal valuables from their home.

Answer: (A) Boppa’s green scarf

Explanation:
1. The thief vanished from Anand's room through the window.
2. When Anand entered, he saw a piece of cloth left behind.
3. It was Boppa's green scarf lying on the floor.

Answer: (B) disappeared into the past

Explanation:
1. Anand did not find the intruder anywhere in the room.
2. He believed his time machine had worked.
3. So, he said the intruder had traveled back into the past.

Answer: (A) A scientist

Explanation:
1. Anand was fascinated by gadgets and tools.
2. He constantly made new models and circuits.
3. In his mind, he considered himself a real scientist.

Answer: (D) His own room

Explanation:
1. The thief demanded to go to the parents' bedroom to find cash.
2. Clever Anand pointed towards his own room instead.
3. He wanted to trap the thief inside his time machine room.

Answer: (A) finishing a novel

Explanation:
1. Anita loved reading books.
2. She was in the middle of an exciting storybook.
3. She just wanted to sit quietly and finish her novel.

Answer: (A) Ring a bell and drop water

Explanation:
1. Anand planned a two-step trap for any burglar.
2. It was designed to ring a loud alarm bell.
3. At the exact same time, it dumped water onto the person.

Answer: (C) Crashes and screams

Explanation:
1. Boppa stepped inside the dark room full of wires.
2. He tripped over the machine parts and got terrified.
3. Anita and Anand heard loud crashing noises and shouting.

Answer: (D) murder mystery

Explanation:
1. Anita was enjoying a thrilling detective book.
2. The book was a murder mystery.
3. The sudden night noises made her even more frightened.

Answer: (D) He forbade testing it

Explanation:
1. Papa knew Anand's experiments often caused big trouble.
2. He was strictly against testing dangerous machines.
3. He strictly ordered Anand not to test the device.

Answer: (D) Because of thefts in the colony

Explanation:
1. Thieves were breaking into homes nearby.
2. Anand wanted to catch whoever tried to rob them.
3. This is why he built his burglar alarm.

Answer: (D) Sharma Uncle and Dr. Mohan

Explanation:
1. The commotion in the house woke up the neighbours.
2. Two men rushed over immediately to help.
3. They were Sharma Uncle and Dr. Mohan.

Answer: (A) Scratching at the door

Explanation:
1. Anita was awake late while reading her book.
2. She heard a peculiar sound near the entrance.
3. It was someone trying to pry open the door.

Answer: (C) Mrs. Sharma and neighbors

Explanation:
1. When the children screamed, people outside heard them.
2. Mrs. Sharma and other neighbors came to the house.
3. They made sure the children were safe.

Answer: (A) Papa thought it was unsafe

Explanation:
1. The machine had exposed electric wires and heavy parts.
2. Papa felt that it could hurt someone.
3. Because it was dangerous, the machine had to be taken apart.

Answer: (D) A telephone to contact aliens

Explanation:
1. Anand never gave up on making new gadgets.
2. Even after the time machine was dismantled, he had a new idea.
3. He planned to build a telephone that could call aliens in space.