Ncert English Class 7 Solutions The Invention of Vita Wonk

Ncert English Class 7 Solutions The Invention of Vita Wonk

Welcome to NCTB Solutions. Here with this post we are going to help 7th class students for the Solutions of NCERT Class 7 English Book Chapter 7, The Invention of Vita-Wonk. Here students can easily find step by step solutions of all the questions in The Invention of Vita-Wonk. Also our Expert English Teacher’s solved all the problems with easily understandable language with proper guidance so that all the students can understand easily. Here in this post students will get chapter 7 solutions. Here all Question Answer are based on NCERT latest syllabus.

The Invention of Vita-Wonk Exercise question Solutions :

  • Comprehension Check : 

(1) Choose the right answer.

(i) Mr Willy Wonka is – 

(a) a cook,

(b) an inventor,

(c) a manager.

Answer :  

The correct answer is option –  (b)

Mr Willy Wonka is an inventor.

(ii) Wonka-Vite makes people – 

(a) older,

(b) younger.

Answer :  

The correct option is – (b)

Wonka-Vite makes people Younger.

(iii) Mr Wonka wants to invent a new thing which will make people

(a) younger,

(b) older.

Answer :  

Thwe correct option is – (b)

Mr. Wonka wants to invent a new thing which will makes people Older.

(2) Can anyone’s age be a minus number? What does “minus 87” mean?

Answer : 

No, no one’s age can be minus number. Since the age is counted from the time, we took birth. “Minus 87” means the person have to wait eighty-seven years before he take birth again.

  • Working with the Text : 

(1) – (i) What trees does Mr Wonka mention? Which tree does he say lives the longest?

Answer : 

In this story, Mr. Wonka mentions the names of various trees. There are Douglas fir, oak, cedars, bristle cone pine etc. the tree that he says lives the longest, over 4000 years is Bristle cone pines.

(1) – (ii) How long does this tree live? Where can you find it?

Answer :  

This tree lives longer than 40000 years. We can find this tree upon the slopes of wheeler peak in Nevada, U.S.A.

(2) How many of the oldest living things can you remember from Mr Wonka’s list? (Don’t look back at the story!) Do you think all these things really exist, or are some of them purely imaginary?

Answer : 

I can remember the following names of the oldest things that Mr. Wonka enlisted:

  • A 4000 year old Bristle cone pine.
  • The 51 year old horse in Arabia.
  • The 207 year old giant rat from Tibet.
  • A 200 year old tortoise belonging to the king of Tonga.
  • An 36 year old flea which had lived on crumpets.
  • A 700 year old Cataloo from Peru.

I think very few of these things really exist, but some of them might be purely imaginary.

(4) What happens to the volunteer who swallows four drops of the new invention? What is the name of the invention?

Answer : 

As the volunteer swallows four drops of the new invention of Mr. Wonka, he shrivels up all over and wrinkles are cleanly shown on his body. His hairs is starting falling off and his teeth also falls out. The name of his new great invention is Vita-Wonk.

  • Writing :

(1) – (i) Make a list of the trees Mr Wonka mentions. Where do these trees grow? Try to find out from an encyclopaedia. Write a short paragraph about two or three of these trees.

Answer : 

The trees, enlisted by Mr. Wonka are- Doulas fir, Oak, cedar and bristle cone pine.

• Douglas firis a native tree of western North America and Eastern Asia. It is a important timber tree. The scientific name of this tree is Pseudotsuga Menziesii.

• Oak tree is found in northern America and its scientific name is Quercus. There are 500 species of oaks that still exist. It is red, brown and white colored. It is a large kind of tree and its wood is very solid that is used in manufacturing things such as furniture’s, ships etc. It is also used for adding an especial fragrance to some liquors.

• Cedar trees are found in the mountains of the western Himalayas and the Mediterranean region. It can grow to heights of over 130 feet. Cedrus is its scientific name. It is a soft wooden tree and very durable. It is used to make furniture’s etc.

• Bristle cone pine is one of the largest know trees. Its scientific name is Pinus longaeva. This kind trees are found in higher mountains of the south-west United States. There are some long living species of bristle cone pine, reaching as age of over 5000 years. It is a very slow growing and evergreen tree.

(1) – (ii) Name some large trees commonly found in your area. Find out something about them (How old are they? Who planted them? Do birds eat their fruit?), and write two or three sentences about each one of them.

Answer : 

Some of the commonly found large trees in my area are mango, Jack fruit, Sal, Neem etc.

• Mango : trees are usually planted for fruits. But it also have religious purposes. There is a mango tree in my neighbour’s house and it is nearly ten year old. The mangoes of this tree are really juicy, birds also eat these fruits.

• Jack fruit : trees are also very large kind of tree. The wood of this tree is very strong and hard. People planted these trees for fruits as well as for woods. Jack fruit is also a juiciest fruit.

• Sal : is one of the commonly found large trees in my area. Sal woods are really very hard. It is very light looked timber and it is lost lasted and used in to produce rich quality furniture’s. It is also a holy tree and has religious significance.

• Neem : tree is very common tree. It’s generally grown in the tropical regions. It has various significance as a medical plant and is used as a organic pesticide. It is a very fast growing tree. The bark, leaves, seed all are very useful to us. Neem wood also is hard and insect resistant and used to make domestic things and doors.

(2) Find out something interesting about age, or growing old, and write a paragraph about it. Following are a few topics, suggested as examples.

The age profile of a country’s population — does it have more young people than old people, or vice versa? What are the consequences of this?

How can we tell how old a tree, a horse, or a rock is?

What is the ‘life expectancy’ of various living things, and various populations (how long can they reasonably expect to live)?

Answer :  

Age of any living thing is counted in the basis of the day it took birth. As we grow old, we can experience much more things about everything in the world. There are many countries that have more youth population than old people and our India is one of them. There might be lack of availability of jobs in future.

The age of a tree is decided by enumerating the ring’s number in its trunk.

The age of a horse and a rock can be determined by the process, named carbon dating.

The life expectancy of various living things is also varied. The human can live about 80-100 years. Animals like etc plant, giant tortoise live more than 100 years. The life expectancy of microorganisms are very short. Insects have also short life Reptiles lived about 8-20 years.


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Updated: June 30, 2023 — 3:00 pm

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