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Selina solutions for Concise Biology Class 10 Icse chapter 15 - Population - The increasing numbers and rising problems [Latest edition]

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Concise Biology Class 10 Icse - Shaalaa.com

Chapter 15: Population - The increasing numbers and rising problems

Multiple choice typeVery short answer typeShort answer typeLong answer typeStructured/Application/Skill type

Selina solutions for Concise Biology Class 10 Icse Chapter 15 Population - The increasing numbers and rising problems Exercise Multiple choice type [Page 205]

Multiple choice type | Q 1 | Page 205

What was directly responsible for the rapid rise of world population in the twentienth century?

  • Increased food production

  • Better transport facilities

  • Better education and job prospects

  • Use of antibiotics and prophylactic vaccinations

Multiple choice type | Q 2 | Page 205

Birth rate is the number of live births

  • Per 1000 people per year

  • Per 100 people per decade

  • Per 1000 people per decade

  • Per 100 people per year

Selina solutions for Concise Biology Class 10 Icse Chapter 15 Population - The increasing numbers and rising problems Exercise Very short answer type [Page 205]

Very short answer type | Q 1 | Page 205

Give the technical term for the statistical study of human population of a region.

Very short answer type | Q 2 | Page 205

Name two surgical techniques (one for the human male and another for the human female) that can be used to prevent pregnancy.

Selina solutions for Concise Biology Class 10 Icse Chapter 15 Population - The increasing numbers and rising problems Exercise Short answer type [Page 205]

Short answer type | Q 1.1 | Page 205

Write true (T) or false (F) for the following:

Vasectomy is the surgical method of sterilization in human males………….

  • True

  • False

Short answer type | Q 1.2 | Page 205

Write true (T) or false (F) for the following:

Tubectomy is the placing of a diaphragm on the cervix……………………..

  • True

  • False

Short answer type | Q 2 | Page 205

What is the total world population at present?

Short answer type | Q 3.1 | Page 205

Define the terms Birth rate.

Short answer type | Q 3.2 | Page 205

Define the terms Death rate.

Short answer type | Q 3.3 | Page 205

Define the terms Rate of growth of population.

Short answer type | Q 3.4 | Page 205

Define the terms Population density.

Short answer type | Q 3.5 | Page 205

Define the terms Exhaustible resource.

Short answer type | Q 4.1 | Page 205

Mention whether the following statement is true (T) or false (F) Give reason in support of your answer.

Cow was the first domesticated animal

  • True

  • False

Short answer type | Q 4.2 | Page 205

Mention whether the following statement is true (T) or false (F) Give reason in support of your answer.

Rapidly growing industries favoured population rise.

  • True

  • False

Short answer type | Q 4.3 | Page 205

Mention whether the following statement is true (T) or false (F) Give reason in support of your answer.

Present human population growth is following arithmetic progression.

  • True

  • False

Short answer type | Q 4.4 | Page 205

Mention whether the following statement is true (T) or false (F) Give reason in support of your answer.

Birth rate (natality is the number of live births per hundred people of population per decade).

  • True

  • False

Short answer type | Q 4.5 | Page 205

Mention whether the following statement is true (T) or false (F) Give reason in support of your answer.

Tubectomy is a popular surgical method of contraception in human males.

  • True

  • False

Short answer type | Q 5 | Page 205

What is the present rate of growth of population of the world and of our own country?

Short answer type | Q 6 | Page 205

What are the age restrictions for marriage by law for boys and girls in india?

Short answer type | Q 7 | Page 205

Give two advantage of a small family.

Short answer type | Q 8 | Page 205

State two reasons for the increase of population in India.

Short answer type | Q 9 | Page 205

Some great author has said that a population explosion is far more dangerous than an atomic explosion. Justify his statement?

Short answer type | Q 10 | Page 205

Explain briefly the relationship between poverty and population and how one affects the other.

Short answer type | Q 11 | Page 205

List three major landmarks in human history which contributed to the sudden rise in population of the world.

Short answer type | Q 12 | Page 205

What was the approximate Indian population according to the 1981 census? What was it in 1991?

Short answer type | Q 13 | Page 205

Sterilization in men means preventing the flow of sperms into the seminal vesicles by cutting or ligaturing the vas deferens. Can there be a corresponding operation made in women? If yes, where?

Short answer type | Q 14 | Page 205

What is meant by family welfare centres? What is the symbols of family welfare in our country?

Short answer type | Q 15 | Page 205

List the advantages of having small families.

Selina solutions for Concise Biology Class 10 Icse Chapter 15 Population - The increasing numbers and rising problems Exercise Long answer type [Page 205]

Long answer type | Q 1 | Page 205

Our resources cannot keep pace with the rising population. Give three examples in support of this statement.

Long answer type | Q 2 | Page 205

How can the knowledge of processes of reproduction help people in limiting the size of their families? Give two concrete examples

Long answer type | Q 3 | Page 205

What is the idea behind the phrase “ population explosion”?

Selina solutions for Concise Biology Class 10 Icse Chapter 15 Population - The increasing numbers and rising problems Exercise Structured/Application/Skill type [Page 205]

Structured/Application/Skill type | Q 1.1 | Page 205

Given below are hypothetical figures in regard to population (in crores) of two countries A and B during the last three decades.

Country 1971 1981 1991
A 6.4 9.6 10.6
B 15.7 15.7 15.3

Fill in the blanks :

Rate of growth of population of country _______ has declined between years __________  and _________ .

Structured/Application/Skill type | Q 1.2 | Page 205

Given below are hypothetical figures in regard to population (in crores) of two countries A and B during the last three decades.

Country

1971

1981

1991

     A

6.4

9.6

10.6

     B

15.7

15.7

15.3

Fill in the blanks:

The country __________ shows negative population growth between years __________ and ___________.

Structured/Application/Skill type | Q 1.3 | Page 205

Given below are hypothetical figures in regard to population (in crores) of two countries A and B during the last three decades.

Country

1971

1981

1991

     A

6.4

9.6

10.6

     B

15.7

15.7

15.3

Fill in the blanks :

The country _________ shows zero population growth between years __________ and __________.

Chapter 15: Population - The increasing numbers and rising problems

Multiple choice typeVery short answer typeShort answer typeLong answer typeStructured/Application/Skill type
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Concise Biology Class 10 Icse - Shaalaa.com

Selina solutions for Concise Biology Class 10 Icse chapter 15 - Population - The increasing numbers and rising problems

Selina solutions for Concise Biology Class 10 Icse chapter 15 (Population - The increasing numbers and rising problems) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE Concise Biology Class 10 Icse solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Selina textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Concise Biology Class 10 Icse chapter 15 Population - The increasing numbers and rising problems are Concept of Population, Problems Posed by the Increase in Population in India, Need for Adopting Control Measures - Population Control.

Using Selina Class 10 solutions Population - The increasing numbers and rising problems exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Selina Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 10 prefer Selina Textbook Solutions to score more in exam.

Get the free view of chapter 15 Population - The increasing numbers and rising problems Class 10 extra questions for Concise Biology Class 10 Icse and can use Shaalaa.com to keep it handy for your exam preparation

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