INDIA MAKES SPACE HISTORY WITH CHANDRAYAAN-3
Chapter - 5
Q.1. Let's talk to find out how much we've understood: (āĻāĻŽি āĻিāĻŽাāύ āĻŦুāĻিāϞো āϤাāĻ āĻাāĻŦāϞৈ āĻāĻĨা āĻĒাāϤো āĻāĻšাঃ)
(a) What was the historic moment mentioned in the passage? (āĻĒাāĻ āĻোāϤ āĻāϞ্āϞেāĻ āĻā§°া āĻāϤিāĻšাāϏিāĻ āĻŽুāĻšূāϰ্āϤāĻো āĻি āĻāĻিāϞ?) Ans. The historic moment mentioned in the passage was the successful landing of India’s spacecraft Chandrayaan-3 near the South Pole of the Moon. (āĻĒাāĻ āĻোāϤ āĻāϞ্āϞেāĻ āĻā§°া āĻāϤিāĻšাāϏিāĻ āĻŽুāĻšূā§°্āϤāĻো āĻāĻিāϞ āĻাā§°āϤ⧰ āĻŽāĻšাāĻাāĻļāϝাāύ āĻāύ্āĻĻ্āϰāϝাāύ-ā§Š-āĻ āĻāύ্āĻĻ্ā§°ā§° āĻĻāĻ্āώিāĻŖ āĻŽেā§°ুā§° āĻāĻā§°āϤ āϏāĻĢāϞāĻাā§ąে āĻ ā§ąāϤ⧰āĻŖ āĻā§°া āĻāĻāύাāĻো।)
(b) Why is the Moon's south pole so special? (āĻāύ্āĻĻ্ā§°ā§° āĻĻāĻ্āώিāĻŖ āĻŽেā§°ু āĻিāϝ় āĻāĻŽাāύ āĻŦিāĻļেāώāϤ্āĻŦāĻĒূāϰ্āĻŖ?)
Ans. The Moon's South Pole is so special, because this area has many mysteries that can help us learn more about our solar system. (āĻāύ্āĻĻ্ā§°ā§° āĻĻāĻ্āώিāĻŖ āĻŽেā§°ু āϝāĻĨেāώ্āĻ āĻŦিāĻļেāώāϤ্āĻŦāĻĒূāϰ্āĻŖ, āĻাā§°āĻŖ āĻāĻ āĻ āĻ্āĻāϞāĻোā§° āĻŦāĻšুāϤো ā§°āĻšāϏ্āϝ āĻāĻে, āϝিāĻŦোā§°ে āĻāĻŽাā§° āϏৌā§°āĻāĻāϤ⧰ āĻŦিāώā§ে āĻā§°ু āĻ āϧিāĻ āĻāύাāϤ āĻāĻŽাāĻ āϏāĻšাā§ āĻā§°িāĻŦ āĻĒাā§°ে।)
(c) What could be the uses of water ice? (āĻĒাāύীā§° āĻŦā§°āĻĢā§° āĻি āĻি āĻŦ্āĻ¯ā§ąāĻšাā§° āĻš'āĻŦ āĻĒাā§°ে?)
Ans. Water ice could be used for drinking water, producing oxygen and even making rocket fuel. (āĻĒাāύীā§° āĻŦā§°āĻĢ āĻোā§ąাāĻĒাāύীā§° āĻŦাāĻŦে, āĻ āĻ্āϏিāĻেāύ āĻā§āĻĒাāĻĻāύ āĻā§°িāĻŦāϞৈ āĻā§°ু āĻāύāĻি ā§°āĻেāĻ āĻāύ্āϧāύ āĻĒ্ā§°āϏ্āϤুāϤ āĻā§°িāĻŦāϞৈāĻ āĻŦ্āĻ¯ā§ąāĻšাā§° āĻš'āĻŦ āĻĒাā§°ে।)
(d) Do you think humans will build houses on the Moon one day? (āϤুāĻŽি āĻাāĻŦাāύে āĻāĻĻিāύ āĻŽাāύুāĻšে āĻāύ্āĻĻ্ā§°āϤ āĻā§° āϏāĻাāĻŦ?)
Ans. Yes, I think so. (āĻšā§, āĻŽāĻ āĻাāĻŦো।)
(e) Why did the scientists decide to explore the South Polar region? (āĻŦিāĻ্āĻাāύীāϏāĻāϞে āĻĻāĻ্āώিāĻŖ āĻŽেā§°ু āĻ āĻ্āĻāϞ āĻ āύ্āĻŦেāώāĻŖ āĻā§°িāĻŦāϞৈ āĻিā§ āϏিāĻĻ্āϧাāύ্āϤ āϞৈāĻিāϞ?)
Ans. The scientists decided to explore the South Polar region, because it was largely unexplored by the past missions. It is also believed to contain water ice beneath its surface. (āĻŦিāĻ্āĻাāύীāϏāĻāϞে āĻĻāĻ্āώিāĻŖ āĻŽেā§°ু āĻ āĻ্āĻāϞ āĻ āύ্āĻŦেāώāĻŖ āĻā§°িāĻŦāϞৈ āϏিāĻĻ্āϧাāύ্āϤ āϞৈāĻিāϞ, āĻাā§°āĻŖ āĻāĻā§° āĻ āĻিāϝাāύāĻŦোā§°āϤ āĻāĻ āĻ āĻ্āĻāϞāĻো āĻ āύ্āĻŦেāώāĻŖ āĻā§°া āĻšোā§ąা āύাāĻিāϞ। āĻā§াā§° āĻĒৃāώ্āĻ ā§° āϤāϞāϤ āĻĒাāύীā§° āĻŦā§°āĻĢ āĻĨāĻা āĻŦুāϞি āĻŦিāĻļ্āĻŦাāϏ āĻā§°া āĻšā§।)
Q.3. Chandrayaan-3 had many exciting steps. Put them in the right order: (āĻāύ্āĻĻ্ā§°āϝাāύ-3 ā§° āĻŦāĻšুāϤো ā§°োāĻŽাāĻ্āĻāĻā§° āĻĒā§°্āϝাā§ āĻāĻিāϞ। āϏিāĻšঁāϤāĻ āĻļুāĻĻ্āϧ āĻ্āϰāĻŽāϤ āϏāĻোā§ąা।)
Write a, b, c and d next to each event to show what happened first, next, and so on. Start with what happened first and end with the last event. (āĻĒ্āϰāĻĨāĻŽ, āĻĻ্āĻŦিāϤীā§, āϤৃāϤীā§ āĻāύেāĻĻā§°ে āĻŦিāĻিāύ্āύ āĻĒāϰ্āϝাā§āϤ āĻি āĻāĻিāĻিāϞ āϤাāĻ āĻĻেāĻুā§ąাāĻŦāϞৈ āĻĒ্ā§°āϤিāĻো āĻāĻāύাā§° āĻĒিāĻāϤ a, b, c āĻā§°ু d āϞিāĻা। āĻĒ্āϰāĻĨāĻŽāϤে āϝি āĻāĻিāĻিāϞ āϤাā§° āĻĻ্āĻŦাā§°া āĻā§°āĻŽ্āĻ āĻā§°া āĻā§°ু āĻ āύ্āϤিāĻŽ āĻāĻāύাāĻোā§° āĻĻ্āĻŦাā§°া āĻļেāώ āĻā§°া।)
1. Soft landing on August 23, 2023. ()
2. Launch from Satish Dhawan Space Centre. ()
3. Vikram and Pragyan explored the surface. ()
4. Chandrayaan-3 was planned to land on the South Pole. ()
Make a timeline using arrows. (āĻাঁā§ āĻিāύ āĻŦ্āĻ¯ā§ąāĻšাā§° āĻā§°ি āĻāĻা āϏāĻŽā§ā§°েāĻা āĻŦāύোāĻŦা।)
Ans. 1. (c), 2. (b), 3. (d), 4. (a)
Chandrayaan-3 was planned to land on the South Pole. → Launch from Satish Dhawan Space Centre. → Soft landing on August 23, 2023. → Vikram and Pragyan explored the surface.
Q.6.(e). The paragraph below is written as if it were just before Chandrayaan-3 landed on the Moon. Complete it using 'will' or 'going to' to show how we talk about future plans and predictions. (āϤāϞāϤ āĻĻিā§া āĻĻāĻĢাāĻো āĻāύেāĻĻā§°ে āϞিāĻা āĻšৈāĻে āϝেāύ āĻā§া āĻāύ্āĻĻ্āϰāϝাāύ-3 ā§ে āĻāύ্āĻĻ্ā§°āϤ āĻ ā§ąāϤ⧰āĻŖ āĻā§°াā§° āĻ িāĻ āĻāĻā§° āĻāĻĨা। āĻā§ąিāώ্āϝāϤ⧰ āĻĒā§°িāĻāϞ্āĻĒāύা āĻā§°ু āĻĒূāϰ্āĻŦাāύুāĻŽাāύ⧰ āĻŦিāώā§ে āĻāĻŽি āĻেāύেāĻৈ āĻāĻĨা āĻĒাāϤো āϤাāĻ āĻĻেāĻুā§ąাāĻŦāϞৈ 'will' āĻŦা 'going to' āĻŦ্āĻ¯ā§ąāĻšাā§° āĻā§°ি āĻĻāĻĢাāĻো āϏāĻŽ্āĻĒূā§°্āĻŖ āĻā§°া।)
Chandrayaan-3 is ____ be a historic mission for India, as it is ____ land on the lunar surface. The lander is ____ carry the Pragyan Rover. The rover is ____ explore the Moon's South Pole region. This mission ____ demonstrate India's potential in space missions and ____ mark the country as the fourth to achieve a soft landing on the Moon. The Pragyan ____ analyse the lunar soil and ____ send important data back to Earth. Chandrayaan-3 ____ be remembered as a major milestone in India's space journey.
Ans: Chandrayaan-3 is going to be a historic mission for India, as it is going to land on the lunar surface. The lander is going to carry the Pragyan Rover. The rover is going to explore the Moon's South Pole region. This mission will demonstrate India's potential in space missions and will mark the country as the fourth to achieve a soft landing on the Moon. The Pragyan will analyse the lunar soil and will send important data back to Earth. Chandrayaan-3 will be remembered as a major milestone in India's space journey.
Q.7.(c). Now, choose any two words you like most. Say a sentence using that word and either its synonym or antonym. (āĻāϤিā§া āϤুāĻŽি āĻāĻাāĻāϤāĻৈ āĻাāϞ āĻĒোā§ąা āĻĻুāĻা āĻļāĻŦ্āĻĻ āĻŦাāĻি āϞোā§ąা। āϏেāĻ āĻļāĻŦ্āĻĻāĻো āĻā§°ু āĻā§াā§° āĻিāύ'āύিāĻŽ āĻŦা āĻāĻŖ্āĻ'āύিāĻŽ āĻŦ্āĻ¯ā§ąāĻšাā§° āĻā§°ি āĻāĻা āĻŦাāĻ্āϝ āĻোā§ąা।)
Ans. (i) Mystery: The South Pole of the Moon has many mysteries, and scientists want to know those secrets. (synonym)
(ii) Produce: Farmers produce paddy in their fields, but the insects spoil the grains. (antonym)
Q.8.(c). Let's find out how much we've understood:
i. Who was called the Father of India's Space Programme?(āĻĄ° āĻŦিāĻ্ā§°āĻŽ āϏাā§°াāĻাāĻāĻ āĻি āĻŦুāϞি āĻোā§ąা āĻšā§?)
Ans: Dr. Vikram Sarabhai was called the Father of India's Space Programme.(āĻĄ° āĻŦিāĻ্ā§°āĻŽ āϏাā§°াāĻাāĻāĻ āĻাā§°āϤ⧰ āĻŽāĻšাāĻাāĻļ āĻাā§°্āϝāϏূāĻীā§° āĻĒিāϤৃ āĻŦুāϞি āĻোā§ąা āĻšā§।)
ii. When was Dr. Vikram Sarabhai born?(āĻĄ° āĻŦিāĻ্ā§°āĻŽ āϏাā§°াāĻাāĻ āĻেāϤিā§া āĻāύ্āĻŽāĻ্āϰāĻšāĻŖ āĻā§°িāĻিāϞ?)
Ans: He was born in 1919.(āϤেāĻেāϤে 1919 āĻāύāϤ āĻāύ্āĻŽāĻ্āϰāĻšāĻŖ āĻā§°িāĻিāϞ।)
iii. Where was Dr. Vikram Sarabhai born?(āĻĄ° āĻŦিāĻ্ā§°āĻŽ āϏাā§°াāĻাāĻ āĻ’āϤ āĻāύ্āĻŽāĻ্āϰāĻšāĻŖ āĻā§°িāĻিāϞ?)
Ans: He was born in Ahmedabad.(āϤেāĻেāϤে āĻāĻšāĻŽেāĻĻাāĻŦাāĻĻāϤ āĻāύ্āĻŽāĻ্āϰāĻšāĻŖ āĻā§°িāĻিāϞ।)
iv.What kind of family was he born into?(āϤেāĻেāϤে āĻেāύেāϧ⧰āĻŖā§° āĻĒā§°িā§াāϞāϤ āĻāύ্āĻŽāĻ্āϰāĻšāĻŖ āĻā§°িāĻিāϞ?)
Ans: He was born into a well-educated and wealthy family.(āϤেāĻেāϤে āϏুāĻļিāĻ্āώিāϤ āĻā§°ু āϏāĻŽৃāĻĻ্āϧিāĻļাāϞী āĻĒā§°িā§াāϞāϤ āĻāύ্āĻŽāĻ্āϰāĻšāĻŖ āĻā§°িāĻিāϞ।)
v. What was Dr. Sarabhai interested in from a young age?(āĻāĻŽ āĻŦā§āϏ⧰ āĻĒā§°াāĻ āϤেāĻেāϤে āĻিāĻšā§° āĻĒ্ā§°āϤি āĻāĻ্āϰāĻš āĻĻেāĻুā§ąাāĻāĻিāϞ?)
Ans: He was interested in science and learning.(āϤেāĻেāϤে āĻŦিāĻ্āĻাāύ āĻā§°ু āĻļিāĻাā§° āĻĒ্ā§°āϤি āĻāĻ্āϰāĻš āĻĻেāĻুā§ąাāĻāĻিāϞ।)
vi. Where did Dr. Sarabhai study physics?(āĻĄ° āϏাā§°াāĻাāĻ āĻ’āϤ āĻĒāĻĻাāϰ্āĻĨ āĻŦিāĻ্āĻাāύ āĻ āϧ্āϝā§āύ āĻā§°িāĻিāϞ?)
Ans: He studied physics at Cambridge University in England.(āϤেāĻেāϤে āĻংāϞেāĻŖ্āĻĄā§° āĻেāĻŽāĻŦ্āϰিāĻ āĻŦিāĻļ্āĻŦāĻŦিāĻĻ্āϝাāϞā§āϤ āĻ āϧ্āϝā§āύ āĻā§°িāĻিāϞ।)
vii.Why did Dr. Sarabhai want to use science?(āĻাā§°āϤāϞৈ āĻāĻāϤি āĻāĻšি āϤেāĻেāϤে āĻি āĻā§°িāĻŦ āĻŦিāĻাā§°িāĻিāϞ?)
Ans: He wanted to use science to help the country.(āϤেāĻেāϤে āĻŦিāĻ্āĻাāύ⧰ āϏāĻšাā§āϤ āĻĻেāĻļāĻāύāĻ āϏāĻšাā§ āĻā§°িāĻŦ āĻŦিāĻাā§°িāĻিāϞ।)
viii. What did Dr. Sarabhai start in 1947?(1947 āĻāύāϤ āϤেāĻেāϤে āĻি āĻā§°āĻŽ্āĻ āĻā§°িāĻিāϞ?)
Ans: He started the Physical Research Laboratory (PRL).(āϤেāĻেāϤে āĻৌāϤিāĻ āĻā§ąেāώāĻŖা āĻĒā§°ীāĻ্āώাāĻাā§° (PRL) āĻā§°āĻŽ্āĻ āĻā§°িāĻিāϞ।)
ix. Where was PRL established?(PRL āĻ’āϤ āϏ্āĻĨাāĻĒāύ āĻā§°া āĻšৈāĻিāϞ?)
Ans: PRL was established in Ahmedabad.( PRL āĻāĻšāĻŽেāĻĻাāĻŦাāĻĻāϤ āϏ্āĻĨাāĻĒāύ āĻā§°া āĻšৈāĻিāϞ।)
x.What did Dr. Sarabhai believe about space science?(āĻŽāĻšাāĻাāĻļ āĻŦিāĻ্āĻাāύ⧰ āĻŦিāώā§ে āĻĄ° āϏাā§°াāĻাāĻā§° āĻŦিāĻļ্āĻŦাāϏ āĻি āĻāĻিāϞ?)
Ans: He believed that space science should improve people’s lives.(āϤেāĻেāϤে āĻŦিāĻļ্āĻŦাāϏ āĻā§°িāĻিāϞ āϝে āĻŽāĻšাāĻাāĻļ āĻŦিāĻ্āĻাāύ āĻŽাāύুāĻšā§° āĻীā§ąāύ āĻāύ্āύāϤ āĻā§°াā§° āĻŦাāĻŦে āĻŦ্āĻ¯ā§ąāĻšাā§° āĻšোā§ąা āĻāĻিāϤ।)
xi.When was ISRO established?(ISRO āĻেāϤিā§া āϏ্āĻĨাāĻĒিāϤ āĻšৈāĻিāϞ?)
Ans: ISRO was established in 1969.(ISRO 1969 āĻāύāϤ āϏ্āĻĨাāĻĒিāϤ āĻšৈāĻিāϞ।)
xii.Which important management institution did Dr. Sarabhai help develop?(āĻĄ° āϏাā§°াāĻাāĻ āĻোāύāĻো āĻুā§°ুāϤ্āĻŦāĻĒূā§°্āĻŖ āĻĒ্āϰāϤিāώ্āĻ াāύ⧰ āĻŦিāĻাāĻļāϤ āϏāĻšাā§ āĻā§°িāĻিāϞ?)
Ans: He helped develop the Indian Institute of Management Ahmedabad (IIMA).(āϤেāĻেāϤে āĻাā§°āϤীā§ āĻŦ্āĻ¯ā§ąāϏ্āĻĨাāĻĒāύা āĻĒ্āϰāϤিāώ্āĻ াāύ āĻāĻšāĻŽেāĻĻাāĻŦাāĻĻ (IIMA) ā§° āĻŦিāĻাāĻļāϤ āϏāĻšাā§ āĻā§°িāĻিāϞ।)
xiii.What did Dr. Sarabhai believe were the keys to progress?(āĻĄ° āϏাā§°াāĻাāĻā§° āĻŽāϤে āĻĒ্ā§°āĻāϤিā§° āĻাāĻŦিāĻাāĻ ী āĻি āĻāĻিāϞ?)
Ans: He believed that education and research were the keys to progress.(āĻļিāĻ্āώা āĻā§°ু āĻā§ąেāώāĻŖা āĻĒ্ā§°āĻāϤিā§° āĻাāĻŦিāĻাāĻ ী āĻāĻিāϞ।)
xiv. Why will many students learn about science and space?(āĻŦāĻšু āĻাāϤ্ā§°-āĻাāϤ্ā§°ীā§ে āĻŦিāĻ্āĻাāύ āĻā§°ু āĻŽāĻšাāĻাāĻļā§° āĻŦিāώā§ে āĻিā§ āĻļিāĻিāĻŦ?)
Ans: They will learn because of Dr. Sarabhai’s work.(āĻĄ° āϏাā§°াāĻাāĻā§° āĻā§°্āĻŽā§° āĻŦাāĻŦে āĻŦāĻšু āĻাāϤ্ā§°-āĻাāϤ্ā§°ীā§ে āĻŦিāĻ্āĻাāύ āĻā§°ু āĻŽāĻšাāĻাāĻļā§° āĻŦিāώā§ে āĻļিāĻিāĻŦ।)
xv.How is Dr. Sarabhai remembered today?(āĻāĻিāĻ āĻĄ° āϏাā§°াāĻাāĻāĻ āĻেāύেāĻৈ āϏ্āĻŽā§°āĻŖ āĻā§°া āĻšā§?)
Ans: He is remembered as the Father of India's Space Programme.(āϤেāĻেāϤāĻ āĻাā§°āϤ⧰ āĻŽāĻšাāĻাāĻļ āĻাā§°্āϝāϏূāĻীā§° āĻĒিāϤৃ āĻšিāĻাāĻĒে āϏ্āĻŽā§°āĻŖ āĻā§°া āĻšā§।)
Q.9.(c). Match the Cause and Effect (āĻাā§°āĻŖ āĻā§°ু āĻĒ্ā§°āĻাā§ą āĻŽিāϞোā§ąাঃ)
Draw a line to match each cause in Column A with the correct effect in Column B. (āϏ্āϤāĻŽ্āĻ A ā§° āĻĒ্ā§°āϤিāĻো āĻাā§°āĻŖāĻ āϏ্āϤāĻŽ্āĻ B ā§° āĻļুāĻĻ্āϧ āĻĒ্ā§°āĻাā§ąā§° āϞāĻāϤ āĻŽিāϞাāĻŦāϞৈ āĻāĻোāĻĄাāϞ āĻঁāĻ āĻাāύা।)
Ans.
(d) Fill in the blanks. Use a cause-effect connector to complete the sentences. (āĻাāϞী āĻ াāĻ āĻĒূā§°োā§ąা। āĻŦাāĻ্āϝāĻŦোā§° āϏāĻŽ্āĻĒূā§°্āĻŖ āĻā§°িāĻŦāϞৈ āĻāĻা āĻাā§°āĻŖ-āĻĒ্ā§°āĻাā§ą āϏংāϝোāĻāĻ āĻŦ্āĻ¯ā§ąāĻšাā§° āĻā§°া।)
(a) It was cloudy, _______the launch was delayed. Ans. therefore.
(b) Vikram Sarabhai believed in science,_______ he started PRL in Ahmedabad. Ans. so.
(c) ISRO scientists celebrated _____ the rover worked well. Ans. because.
(d) The landing was perfect,______ India made history. Ans. hence.
(e) Choose the right connector from the box and fill in the blanks. (āĻŦাāĻāĻā§° āĻĒā§°া āĻļুāĻĻ্āϧ āϏংāϝোāĻāĻāĻো āĻŦাāĻি āĻাāϞী āĻ াāĻ āĻĒূā§°োā§ąা।)
(i) Chandrayaan-3 was solar-powered. _____ , it stopped working after sunset.
(ii) _____the Moon's South Pole has water ice, scientists want to explore it.
(iii) The rover sent back photos,_____ we learned more about the surface.
(iv) ISRO planned everything well. , the mission was a success.
(v) _____it was cloudy, the launch was delayed.
(vi) The engine failed, ___ the scientists had to stop the mission.
Ans. (i) so, (ii) So, (iii) Since, (iv) hence, (v) Therefore, (vi) Since.
(i) India sent ___ rocket to the Moon.
(ii) ___ rover moved slowly on the surface.
Some sentences below are incorrect. Rewrite them with the right articles. (āϤāϞ⧰ āĻেāĻāĻাāĻŽাāύ āĻŦাāĻ্āϝ āĻ āĻļুāĻĻ্āϧ। āĻļুāĻĻ্āϧ articleā§°ে āϏিāĻšঁāϤāĻ āĻĒুāύ⧰ āϞিāĻা।)
1. She is reading a book about an Moon.
2. The rover landed on a South Pole of the Moon.
3. We saw a eagle flying above the hills.
4. I want to build the rocket in future.
Ans. 1. She is reading a book about the Moon.
2. The rover landed on the South Pole of the Moon.
4. I want to build a rocket in future.