Biology 10 Chapter 16 Challenge MCQs Test

In Biology 10 Chapter 16 Challenge MCQs Test, there are 74 MCQs. This test contains all the Chapter 16 MCQs of practice tests. So just do the practice of all the 5 MCQs Tests then come to do this test. All these MCQ tests are for Federal Board students.


Biology 10 Chapter 16 Challenge MCQs Test


Challenge MCQs Test

34

Class 10 Biology
Chapter 16
Full Chapter Challenge Test

1 / 74

How many tanneries are operating in Kasur city;

2 / 74

In 2003, a survey on tanneries In Kasur City showed that ________ of residents suffered from cancer infections of kidney or loss of eyesight.

3 / 74

Plants show competition for;

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The base of food chain is always formed by:

5 / 74

The major process that brings carbon from atmosphere into living world is:

6 / 74

A group of organisms which can interbreed freely in nature to produce fertile offspring is called;

7 / 74

Pakistan growth rate In 1991 was;

8 / 74

__________ atom is the principal building block of many kinds of biomolecules.

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

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Habitat destruction can result in a loss of:

11 / 74

Which one is not an example of abiotic factor?

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A network of all the feeding relationships In an ecosystem is called:

13 / 74

The materials flow from one trophic level to the next by means of:

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An epiphyte is an example of:

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Living of nitrogen fixer bacteria In the root nodules of leguminous plants is an example of;

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The conversion of ammonia to nitrates is carried out by soil bacteria. This process is called:

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The temperature of Earth's surface has Increased _____________ per decade in the past 30 years;

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In an ecosystem the flow of ___________ is one way, while ____________ are constantly recycled.

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Which one of the following Is not an endoparasite?

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The type of symbiotic relationship in which one member get benefit and other is harmed is called:

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The thickness of biosphere is:

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________ people are at risk of dengue.

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An Aquarium is an example of Ecosystem;

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Identify the correctly matched pair:

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Nitrogenous waste includes;

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The utilization of nitrates by organisms is called:

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Which one is an example of epiphyte?

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Since 1800, amount of nitrous oxide has Increased about;

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A relationship between species in which both species benefit is called:

30 / 74

The current level of urbanization in Pakistan is about _________ which is not high by global standards.

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

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Which of the following Is not an example of green house gas?

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

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At which trophic level In a food chain, carnivores get food?

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A relationship between two organisms in which individual of one species may kill and eat individuals of other species is called:

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Which one of the following is not an example of fossil fuels?

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When we eat the onion, our trophic level is;

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________ is the breakdown of the proteins of dead organisms to ammonia.

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Since 1800, amount of \(CO_{ 2 }\) in atmosphere has Increased about;

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More than normal denitrification change the richness of soil as:

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An organism that actively hunts other organisms is called:

42 / 74

Recycling of one tonne paper can save

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Upper layer of the atmosphere Is called;

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Fungi digest the dead organic matter with the help of;

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According to estimate at the current rate of increase, the average global temperature will go upto by ________ In the next 100 years.

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Abiotic component of ecosystem is

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________ get solar energy and transform it into chemical energy by the process of photosynthesis

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Flow of energy is always;

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The lowest trophic level of an ecosystem always includes:

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An example of Carnivore plants is:

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The perfect cycle Is;

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Which one of the following is not a temporary parasite?

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Water, soil, air, temperature, wind and sunlight are examples of:

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The self-sufficient unit of an environment that is formed as a result of Interaction between ifs biotic community and its abiotic components is known as:

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A symbiotic interaction in which both partners get benefits;

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Which of the following organisms are decomposers?

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Scientists fear that sea level is rising upto _________ per Year.

58 / 74

The favourable variations tend to be;

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The living organisms which cannot prepare their own food but obtain ready made food from others, are:

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Graphic representation of the number of individuals per unit area at various trophic levels of a food chain is called;

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A group of organisms, similar to one another, which can Interbreed in nature and produce fertile offspring:

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Nitrogen is an important component of:

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The type of environment in which a particular species lives is called;

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In 1927, ______________ developed the concept of ecological pyramids.

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When living and non-living interact to produce a stable system in which exchange of material with flow of energy takes place, It forms a/an:

66 / 74

It is estimated that Maldives might become uninhabitable within;

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Organism that make their own food with help of sunlight, \({ CO }_{ 2 }\) and \({ H }_{ 2 }O\) are called;

68 / 74

IPCC stands for:

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The consumers that eat animal flesh as well as plants and plant products are called:

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Which is an ectoparasite?

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Habitat is an example of;

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The type of symbiotic relationship in which one member get benefit and other is unaffected is called:

73 / 74

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

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In the food chain "grass --- rabbit ---fox --- bear mushroom", how many types of decomposers are present?

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