Biology 10 Chapter 16 Challenge MCQs Test

ByMuhammad Zaman

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

61

Class 10 Biology
Chapter 16
Full Chapter Challenge Test

1 / 74

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:

2 / 74

Abiotic component of ecosystem is

3 / 74

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

4 / 74

Flow of energy is always;

5 / 74

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

6 / 74

Which one is an example of epiphyte?

7 / 74

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

8 / 74

Which one is not an example of abiotic factor?

9 / 74

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

10 / 74

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

11 / 74

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

12 / 74

How many tanneries are operating in Kasur city;

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Fungi digest the dead organic matter with the help of;

14 / 74

An example of Carnivore plants is:

15 / 74

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

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

17 / 74

Plants show competition for;

18 / 74

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

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A symbiotic interaction in which both partners get benefits;

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

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

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Pakistan growth rate In 1991 was;

23 / 74

Nitrogenous waste includes;

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

25 / 74

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

26 / 74

An Aquarium is an example of Ecosystem;

27 / 74

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

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More than normal denitrification change the richness of soil as:

29 / 74

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

30 / 74

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

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

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The lowest trophic level of an ecosystem always includes:

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

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Since 1800, amount of nitrous oxide has Increased about;

35 / 74

Which one of the following Is not an endoparasite?

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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 organism that actively hunts other organisms is called:

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

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

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Habitat is an example of;

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

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Recycling of one tonne paper can save

43 / 74

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

44 / 74

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

45 / 74

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

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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 which can interbreed freely in nature to produce fertile offspring is called;

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Which one of the following is not a temporary parasite?

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IPCC stands for:

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An epiphyte is an example of:

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The base of food chain is always formed by:

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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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Which of the following organisms are decomposers?

54 / 74

The utilization of nitrates by organisms is called:

55 / 74

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

56 / 74

It is estimated that Maldives might become uninhabitable within;

57 / 74

The perfect cycle Is;

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In 1927, ______________ developed the concept of ecological pyramids.

59 / 74

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

60 / 74

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

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Habitat destruction can result in a loss of:

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________ people are at risk of dengue.

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When we eat the onion, our trophic level is;

64 / 74

Upper layer of the atmosphere Is called;

65 / 74

Which is an ectoparasite?

66 / 74

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

67 / 74

Nitrogen is an important component of:

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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.

69 / 74

Identify the correctly matched pair:

70 / 74

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

71 / 74

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

72 / 74

The thickness of biosphere is:

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The favourable variations tend to be;

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

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