10th Class Biology Chapter No 7 MAN AND HIS ENVIRONMENT MCQs

Which wonder of world is damaged by acid rain?

Carnivorous plants live where:

Un-wanted, unpleasant and annoying sound arc termed as:

Plants use nitrogen in form of:

When we eat onions, our trophic level is;

In which way carnivorous plants attract insects?

The rain polluted by acid that has been released into the atmosphere from factories and other industrial processes is called

Smog causes diseases like:

In industrial nitrogen fixation, hydrogen is combined with atmospheric nitrogen under

In which region of the world skin-cancer is higher:

Dominant producers in an aquatic ecosystem?

Which famous building has been corroded by acid rain?

Which of the following is the abiotic component of the ecosystem?

A group of organisms of a same species living in a particular area is called

Carbon containing fossil fuels are:

 Which one of the following industries -produces cotton dust, nitrogen oxides, chlorine, smoke and sulphur dioxide.

What specific condition facing hospitals and schools due to urbanization?

Burning of coal produces

When pollutans like hydrocarbons and nitrogen oxides combine in the presence of sun-light.

In which year united nations established inter governmental panel on climate change (IPCC)?

Rise in sea-level has worst effects on the countries that are:

Which air pollutant destroys the ozone. molecules and break ozone layer?

What is the percentage of nitrous oxide has increased since 1800?

When sunlight reaches the surface of the earth much of its energy is transformed into:

Which form of Nitrogen is taken by the producers of the ecosystem?

Decomposition of the protein of dead organisms and nitrogen as wastes to ammonia is called:

Humans cut trees for:

In ecosystems, the flow of____________ is one way, while__________________ is/are constantly recycled

What do producers take in from the atmosphere and convert into organic compounds?

Since 1800. Carbon dioxide concentrations have increased up to:

The flow of energy in different trophic levels of ecosystem is:

Which is the primary source of energy of all ecosystem?

Protozoan lives in the intestine of termite and secrete:

Epiphytes are small plants, they absorb water and minerals from

Burning of petroleum produces:

What is the positive impact of urbanization?

The study of inter-relationship between organisms and environment is called

Which art the principal decomposers of biosphere?

A type of symbiotic interaction in which both partners get benefit and neither is harmed is known as:

Which of the followings form the base of food chain?

Which of the following is an example of artificial ecosystem?

A relationship between members of different species, in which they li%e together for a shorter or longer period is:

All carnivores are:

Which of the following set is correct about Natural ecosystems?

Carbon dioxide is released back to environment by:

A stage where living organism transforms gaseous nitrogen into nitrates is called

Example of natural ecosystem is:

A process in which nitrates and nitrites are reduced to nitrogen gas by denitrifying bacteria is called

Epiphytes prepare its own food so it is called:

 According to estimates, at the current rate of increase, the average global temperature will go up by..

Which of the following is an example of ectoparasite?

The largest unit of living organisms on earth is:

The open spaces in cities should be reserved through?

Smog forms a:

In the food chain tree —> caterpillar —> robin —> hawk         coyote, which is the secondary consumer?

Which of the followings are immediate effects of noise pollution?

Which one of the followings is not a primary consumer?

In ecology, the levels of organization range from organism to:

The organisms of a population living in a habitat and interact with another collectively called ..

Which statement is false about excessive denitrification?

The effects of de-forestation include:

Ecosystem comprises of:

Abiotic components are broadly classified into:

An interaction between two animals of different species or between a plant or an animal is called:

An example of tertiary carnivores is:

What was the population rate of Pakistan in 1981?

Grass -->  Grass hopper --> Sparrow -->Hawk. This series represents:

All sources of air pollution are related to:

Host can survive without parasite, but parasite cannot survive without host is called:

Which of the following rays cause skin cancers?

Which of the following plant is a parasitic plant?

The cyclic pathways through which chemical elements move to organisms and back to environment is called.

Green house gases are:

Which one the following statements is correct about fertilizer industries?

All ecosystems of the world together form the:

The phenomenon in which green house gases trap heat in the atmosphere and prevents rising warm air from escaping is.

In temporary parasitism:

The substances that actully cause pollution arc called:

The change of composition of air by adding harmful substances is called

In forniation of acid rain, sulphur and nitrogen interact with water vapour in the presence of sunlight and formed

The current level of urbanization in Pakistan is about:

A source of matter for all living organisms is:

Which group is a perfect match of producers?

In which form carbon is found in nature?

What are the pests?

Which one of the followings chains represents food chain?

Which industry is a coal based?

Acid rain is a result of:

Sucker fish attaches to the surface of sharks by its.

Over population:

Scientists fear that sea-level is rising up to:

Which statement is true about producers?

Who can pick gaseous nitrogen directly from atmosphere?

Air pollutants include

Example of endo-parasites?

Long term effects of noise pollution are

When rain falls through polluted air it comes across chemicals such as:

Which of the following statement is against to create a balance in nature?

What does termite provide to protozoam?

Decomposers digest the organic material by secreting:

Identify the correctly matched pair:

For better life, human society is becoming mote and more dependent on:

All ecosystems of the world together form the:

Example of permanent parasitism is:

In leguminous plants, bacteria obtain food and shelter from plants, what does bacteria do in return?

Carbon cycle is a perfect cycle because:

What is the solution for issue of urbanization?

Carnivores cat:

Interaction between the members of same species is called:

Which of the following set is correct about Natural ecosystems?

It is estimated that within 100 years Maldives might become:

According to IPCC global surface temperature has increased

Which of the following Ls not a form of acid rain?

Which one of the followings is not a tertiary carnivore?

The acidic rain pH ranges

Which surfaces are easily corroded by acid rain?

In the food chain "grass —> rabbit —>  fox —> hear —> mushroom", .how many types of decomposers are present'?

The term ecto-parasite means:

Most of the islands of Maldives are:

The parasite spends their whole life cycle as parasites. (The statement belongs to)?

Producers get solar energy and transform it into chemical energy by the process of:

Nitrogen fixation is:

"Energy can neither be created nor destroyed but can be transformed from one form into another" is:

An organism's enviroment is the sum of

Inter-specific interaction:

Producers store energy in their tissues and transform it into:

Which competition is severe and strong?

The sharp rise in population is due to:

When industrial revolution started some 250 years ago, the world population was at

Which bird is used to find honey-bee colonies:

Organisms in the ecosystem that are responsible for the recycling of plant and animal wastes are:

Which of the following are basic facilities necessary for migrants?

Which one of the followings is the reservoir of free gaseous -nitrogen?

The harmful effects of the UV rays are visible in the countries such as:

Minerals released by decomposers are used as nutrients by:

Type of symbiosis in which one partner is benefited while other is neither benefited nor harmed is called:

Types of ecological pyramids are:

In global warming glaciers melt fast and sea level rises and it causes?

A series of organisms, in which each type of organism feed on the one below it, in the series:

Total organic matter present in an ecosystem is called:

Which of the following is not a carnivorous plant?

Which of the following-statement is correct about acid rain?

Which of the following is not a temp6rary parasite?

Which plant produces carbon monoxide, carbon dioxide, phenol, fluorine, cyanide?

Who did develop the concept of ecological pyramids?

A network of food chains which are inter-connected at various trophic levels is called.

Badgers are large mammals that feeds on:

In predation, one organism who attacks is called:

Which of the following is a bacteria involve in conversion of nitrites into nitrates in the process of nitrification.

Movement of elements and in organic compounds is essential for:

Which of the following is not a- polluting gas

Those components of environment which include non-living factors are known as

People move to cities in search of:

An organism's enviroment is the sum of

Nitrogen is an important structural. component of necessary compounds like

Deforestation 'Means:

Utilization of public transport instead of individual transport proves effective way to manage: