ICSE solutions for Biology [English] Class 10 chapter 11 - Human Population [Latest edition]

Define growth rate of population.

In what situation can the growth rate be negative?

What factors govern the growth of population.

What is meant by ‘population density’?

How are women operated to prevent the flow of eggs into oviduct?

What is a census?

Why is a census important?

Write difference between immigration and Emigration.

How will you find out birth rate?

How will you find out the infant mortality rate?

How will you find out the Fertility rate?

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

Mention any two reasons for the rapid increase in population in recent times.

Write some benefits of a small family.

Write some major disadvantages of large family.

Write briefly the need to control population (any four points).

Explain briefly the idea contained in the following statement. There will be increasing dependence on sources of energy other than coal and petroleum in the future.

Give five reasons why family planning has often failed in the rural villages and countryside?

Explain briefly the relation between poverty and population.

How is the electronic media educating people about the importance of small families?

Mention three steps to control the increasing human population in India.

How is human population checked at present?

What is the popular sign for the Family Planning and Welfare Centres in India?

What is the popular sign for the Family Planning and Welfare Centres in India?

What is the popular sign for the Family Planning and Welfare Centres in India?

What are the problems faced by India owing to the ‘population explosion’?

State two methods of contraception, one a barrier method and one which is not a barrier method. For each method named give two advantages and one disadvantage of the method.

Give Reasons: Birth rate is high in India.

Give Reasons: Why do you think there is a stability or a decline in the population of developed countries?

Give Reasons: Medical discoveries such as antibiotics and vaccinations have indirectly contributed to the sharp rise in human population in the present century.

Distinguish between Natality and Mortality.

Differentiate: Immigration and Emigration.

Observe the diagram A and B given below:

1. Label parts 1 – 5.
2. What does diagram A depict?
3. What does diagram B depict?
4. What comment on X and Y.
5. State one function each of part 2 and 4.

Explain the Terms: Age-ratio

Explain the Terms: Natality

Explain the Terms: Physical enumeration

Explain the Term: Population density

Explain the Terms: Death rate

Explain the Terms: Emigration

Explain the Terms: Carrying capacity

Explain the Terms: IUD

Name the Following: A group of organisms of the same species living in a geographically localized area and capable of interbreeding.

Name the Following: The size of a population in relation to per unit area at a given time.

Name the Following: Changes that occur in population due to alteration in mortality, sex ratio, age groups.

Name the Following: Another term for birth rate.

Name the Following: The addition of new individuals to the population from other localities is called.

Name the Following: No. of deaths per 1000 people per year.

Name the Following: The cutting and ligation of vas deferens in males.

Name any two Non-renewable resources of energy.

Name any two renewable resources for the mankind.

Give Technical Terms: A statistical study of human population of a region.

Give Technical Terms: The number of individuals belonging to different age groups.

Give Technical Terms: The comparative number of males and females in a population.

Give Technical Terms: The rapid increase in population.

Give Technical Terms: What is the present population of Delhi, India and the world?

Give Technical Terms: The technical term used for the difference between birth rate and death rate in population.

Give Technical Terms: The zoological name of man.

Give Technical Terms: The surgical removal of testes.

Write the full form of MTP.

Give Technical Terms: The methods to prevent union of sperms with the ovum.

Give Technical Terms: The number of individuals going out from a population to join another one in a new locality resulting in the decrease of the original population.

Fill in the Blanks:

World population in 1994 was ______.

Fill in the Blanks:

Total population in India in 1999 was ______.

Fill in the Blanks:

The population of whole of Asia beyond 2001 AD is expected to be ______.

Fill in the Blanks:

Another term for birth rate is ______.

Fill in the Blanks:

Population increases in ______ ratio while food production increases in arithmetic ratio.

Fill in the Blanks:

Minerals are resources of ______ energy.

Fill in the Blanks:

The sign of family planning in India is Inverted ______.

Fill in the Blanks:

Pregnancy can be avoided by using ______.

True or False:

The present human population is about more than 5 billion.

True or False:

Birth rate is the number of live births per 100 of population per decade.

True or False:

Growth rate of a population is the difference between the birth rate and death rate.

True or False:

The sign of family planning and welfare in India is blue triangle.

True or False:

Urbanization is the process of growing urban population.

True or False:

Mortality is the number of deaths per thousand of the population per decade.

True or False:

The full form of IUD is intrauterine devices.

Choose the Odd One Out:

Choose the Odd One Out:

Choose the Odd One Out:

Choose the Odd One Out:

Multiple Choice Question:

The study of population is referred to as

Multiple Choice Question:

The primary reason for increase in human population is

Multiple Choice Question:

Population density of a particular area can be computed by

Multiple Choice Question:

Which one of the parents is biologically responsible for sex of the child?

Multiple Choice Question:

J-shaped growth curve has

Multiple Choice Question:

All of the statements regarding models of logistic population growth are correct except:

Multiple Choice Question:

Which mechanical means is used to cover the penis before coital activity?

Match the Columns:

Column 2 is a list of items related to ideas in Column 1. Match the term in Column 2 with the suitable idea given in Column 1.