CBSE Class 8 English Feathered Friend MCQs Set 01

Answer: (C) Sven Olsen

Explanation:
1. Sven Olsen worked high up in space as a builder.
2. He brought a pet canary bird named Claribel with him in secret.
3. He wanted to observe how a bird would behave in zero gravity.

Answer: (D) Mine gas detection

Explanation:
1. Long ago, coal miners on Earth carried canaries underground.
2. The birds passed out first if dangerous gas leaked into the air.
3. This warned the human miners to escape to safety quickly.

Answer: (B) Ability to admire work mid-air

Explanation:
1. There is no gravity pulling workers down in outer space.
2. Builders could float freely in the air without ladders.
3. They could look at their building from every side easily.

Answer: (B) She warned them of air problems

Explanation:
1. Small birds need fresh oxygen just like humans do.
2. If the air goes bad, a canary passes out before humans feel sick.
3. She worked like a living safety alarm for the astronauts.

Answer: (B) Construction worker

Explanation:
1. Sven was not a doctor or a spaceship pilot.
2. He helped assemble large metal beams floating in space.
3. His job was building the framework of the space station.

Answer: (D) Both B and C

Explanation:
1. A cold eclipse froze the parts inside the air cleaner.
2. The backup electric alarm was not connected properly.
3. Both failures happened at the same time, causing a dangerous emergency.

Answer: (C) He is protective

Explanation:
1. Animals were strictly forbidden on the space station.
2. Sven kept Claribel hidden in quiet spots so nobody would take her away.
3. This shows he loved his pet and wanted to keep her safe.

Answer: (A) Using folded wings

Explanation:
1. Without gravity, objects do not fall down to the floor.
2. Claribel learned that she did not need to flap all the time.
3. She hovered gently and moved with tiny wing flicks.

Answer: (D) Eclipse shadow

Explanation:
1. The space station flew into the Earth's dark shadow.
2. Without sunlight, the temperature outside dropped very fast.
3. The bitter cold froze the moisture inside the air unit.

Answer: (B) Due to weight bonuses

Explanation:
1. Launching heavy items into space costs a great deal of fuel.
2. Lighter crew members helped keep the rocket's launch weight low.
3. The space company paid extra bonus money to light workers.

Answer: (B) Oxygen deprivation

Explanation:
1. The station air was slowly losing its fresh oxygen.
2. When people breathe less oxygen, their minds become sleepy.
3. The lack of air made the narrator think very slowly.

Answer: (B) A rare eclipse caused freezing

Explanation:
1. The Earth passed right between the sun and the space station.
2. The long darkness made the air purifier freeze up.
3. The ice caused the machine to stop working.

Answer: (B) Hearing musical whistling

Explanation:
1. The narrator woke up in his bunk on the space station.
2. He heard a sweet, high whistling sound nearby.
3. He followed the sound and discovered the singing canary.

Answer: (A) Emotional relief

Explanation:
1. The crew cared deeply about the little bird.
2. They were terrified when she stopped moving.
3. When she chirped again, everyone felt huge relief and happiness.

Answer: (A) Scientific curiosity

Explanation:
1. Sven claimed he brought the bird for a scientific test.
2. He said he wanted to study how birds fly without weight.
3. This was the clever excuse he gave to his crewmates.

Answer: (A) Oxygen bottle being shared

Explanation:
1. The astronauts were running out of breathable air.
2. They passed a single oxygen tube around so everyone got a breath.
3. They called sharing this oxygen bottle their pipe of peace.

Answer: (B) Mandatory canaries

Explanation:
1. High-tech computer alarms failed to warn the crew.
2. The little bird successfully saved all their lives.
3. The author jokes that future stations should always carry canaries.

Answer: (C) Not specified

Explanation:
1. Sven sneaked the canary past security on Earth.
2. The story never explains exactly how he smuggled her aboard.
3. It remains a fun mystery throughout the tale.

Answer: (B) Found motionless

Explanation:
1. Sven went looking for Claribel in the morning.
2. He found her lying still with her claws curled upward.
3. Seeing her unconscious showed that something was very wrong.

Answer: (A) Thin and wiry

Explanation:
1. Sven was not a big, heavy person.
2. He was lean, light, and very strong.
3. The author describes him as thin and wiry.

Answer: (A) Canary

Explanation:
1. Sven did not bring a heavy animal like a dog or cat.
2. He chose a small, cheerful yellow canary bird.
3. A tiny canary weighs almost nothing and needs very little care.

Answer: (A) Claribel's collapse

Explanation:
1. The mechanical alarm bells stayed completely silent.
2. Claribel passed out because she could not breathe.
3. Seeing the unconscious bird helped the crew realize the air was failing.

Answer: (D) All of the above

Explanation:
1. The story shows that modern machines can stop working.
2. It shows that simple nature can warn us of danger.
3. It also shows clever people working together to solve problems.

Answer: (B) Various compartments

Explanation:
1. Important officials from Earth visited the space station often.
2. The crew tucked Claribel into air ducts and small storage rooms.
3. These hidden spaces kept the bird out of sight.

Answer: (A) 12-hour rotations

Explanation:
1. In space, day and night do not follow normal Earth hours.
2. Sunlight shines constantly on the space station.
3. Yet the astronauts still divided their work into Earth-style 12-hour shifts.

Answer: (D) All of the above

Explanation:
1. Claribel was small enough to hide in a pocket.
2. She needed tiny amounts of food and oxygen.
3. Her light weight made her the perfect illegal pet.

Answer: (D) Alerting to air failure

Explanation:
1. The station ran out of fresh air without any alarm sounding.
2. Claribel fainted, alerting the astronauts to check the oxygen.
3. This early warning gave them time to fix the broken air purifier.

Answer: (B) Oxygen mask

Explanation:
1. The astronauts held an oxygen mask close to the tiny bird.
2. Claribel breathed in the pure, rich oxygen.
3. She quickly woke up, stood on her feet, and sang again.

Answer: (D) Hard science fiction

Explanation:
1. The story is based on real scientific laws of physics and space.
2. It describes orbital shadows, space building, and oxygen needs realistically.
3. This accurate science storytelling is called hard science fiction.

Answer: (B) Not installed

Explanation:
1. The station was still being constructed in orbit.
2. The backup emergency alarm circuit had not been wired yet.
3. Because it was not installed, it could not make a sound.