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

16

Class 10 Biology
Chapter 16
Full Chapter Challenge Test

1 / 74

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

2 / 74

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:

3 / 74

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

4 / 74

It is estimated that Maldives might become uninhabitable within;

5 / 74

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

6 / 74

Which one is an example of epiphyte?

7 / 74

Nitrogen is an important component of:

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Which one of the following Is not an endoparasite?

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

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A symbiotic interaction in which both partners get benefits;

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

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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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The thickness of biosphere is:

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Which one of the following is not a temporary parasite?

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Habitat is an example of;

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Identify the correctly matched pair:

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Which of the following organisms are decomposers?

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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:

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

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

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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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Which one is not an example of abiotic factor?

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An Aquarium is an example of Ecosystem;

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

25 / 74

________ people are at risk of dengue.

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

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IPCC stands for:

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

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

30 / 74

When we eat the onion, our trophic level is;

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

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

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Plants show competition for;

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

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

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

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

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

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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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Abiotic component of ecosystem is

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

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An epiphyte is an example of:

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An example of Carnivore plants is:

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An organism that actively hunts other organisms is called:

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The perfect cycle Is;

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

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

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The lowest trophic level of an ecosystem always includes:

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

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Upper layer of the atmosphere Is called;

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Habitat destruction can result in a loss of:

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

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The base of food chain is always formed by:

54 / 74

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

55 / 74

Since 1800, amount of nitrous oxide has Increased about;

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In 1927, ______________ developed the concept of ecological pyramids.

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

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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.

60 / 74

Recycling of one tonne paper can save

61 / 74

The favourable variations tend to be;

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

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The utilization of nitrates by organisms is called:

64 / 74

Flow of energy is always;

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More than normal denitrification change the richness of soil as:

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

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

68 / 74

How many tanneries are operating in Kasur city;

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

70 / 74

Nitrogenous waste includes;

71 / 74

Pakistan growth rate In 1991 was;

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

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

74 / 74

Which is an ectoparasite?

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