Question

Important general questions in class 7.

20 questions with answers

Answer 1

Question: Name the part which is called Heart of Computer?

Answer: CPU (Central Processing Unit).

Question: Name the liquid metal?

Answer: Mercury.

Question: What is the full form of “HTTP”?

Answer: HyperText Transfer Protocol.

Question: What is the full form of “DOS” on the computer?

Answer: Disk Operating System.

Question: Who is Munshi Premchand?

A) Poet B) Writer C) Singer D) Film Maker.

Answer: B) Writer.

Question: Who is largest neck animal in the world?

Answer: Jiraaf.

Question: Rajghat if the crematorium of ……….?

Answer: Mahatma Gandhi.

Question: When is the Mothers Day celebrated?

Answer: 2nd Sunday of May.

Question: Red Cross Sign means to ……….?

Answer: Medical Aid & Hospital.

Question: What is the name of Indian Intelligence/ Detective Agency?

Answer: RAW (Research and Analysis Wing) and IB (Intelligence Bureau).

Question: What is the name of the smallest planet in the solar family?

Answer: Mercury.

Question: What is the name of India’s first president?

Answer: Dr Rajender Prasad.

Question: What is the name of India’s first woman Prime Minister?

Answer: Indira Gandhi.

Question: What is the name of largest monkey?

Answer: Gorilla.

Question: The Human mind is divided into ………. Parts. Name them?

Answer: Three Parts. Fore Brain, Mid Brain, Hind Brain.

Question: What is the taste of an acidic substance (Acid)?

Answer: Sour.

Question: Who invented Laws of Motion?

Answer: Newton.

Question: Candle changes …….. energy to ……….. energy. Fill the blank?

Answer: Chemical Energy to Light and Heat energy.

Question: What is the population of India now?

Answer: 130 Crore.

Question: Name the highest point of Asia?

A) Himalaya B) K2 C) Aravali Range D) Mount Everest.

Answer: Mount Everest.

Question: What is the name of the longest dam in India?

A) Bhakhda Dam B) Sardar Sarovar Dam C) Hirakund Dam D) Amravathi Dam

Answer: Hirakund Dam.

Question: What is the name of the national flower of India?

Answer: Lotus (Kamal).

Question: How many weeks are there in a year?

Answer: Fifty Two (52) Weeks.

Question: How many planets are there in the Solar family?

Answer: Eight Planets.

Question: Lal, Bal, Pal represents…………?

Answer: Lala Lajpat Rai (Lal), Bal Gangadhar Tilak (Bal), Bipin Chandra Pal (Pal).

Question: Subash Chandra Bose is also known as ………..?

A) Neta Ji B) Iron Man C) Sheed-E-Azam D) Hind Kesari

Answer: Neta Ji.

Question: Who wrote the national anthem of Bangladesh?

Answer: Ravindernath Tagore.

May it help you......

Answer 2

Answer:

4/5 × 1 = 1 × (-4/5) = -4/5

Here 1 is the multiplicative identity.

(ii) -13/17 × (-2/7) = -2/7 × (-13/17)

The property of commutativity is used in the equation

(iii) -19/29 × 29/-19 = 1

Multiplicative inverse is the property used in this equation.