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

9

Class 10 Biology
Chapter 16
Full Chapter Challenge Test

1 / 74

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

2 / 74

The thickness of biosphere is:

3 / 74

The lowest trophic level of an ecosystem always includes:

4 / 74

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

5 / 74

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

6 / 74

Flow of energy is always;

7 / 74

Identify the correctly matched pair:

8 / 74

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

9 / 74

Nitrogen is an important component of:

10 / 74

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

11 / 74

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

12 / 74

Habitat is an example of;

13 / 74

Which one is an example of epiphyte?

14 / 74

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

15 / 74

Abiotic component of ecosystem is

16 / 74

________ people are at risk of dengue.

17 / 74

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

18 / 74

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

19 / 74

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

20 / 74

The perfect cycle Is;

21 / 74

Habitat destruction can result in a loss of:

22 / 74

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

23 / 74

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

24 / 74

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

25 / 74

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

26 / 74

In 1927, ______________ developed the concept of ecological pyramids.

27 / 74

When we eat the onion, our trophic level is;

28 / 74

Which one of the following is not a temporary parasite?

29 / 74

An example of Carnivore plants is:

30 / 74

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

31 / 74

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

32 / 74

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

33 / 74

Nitrogenous waste includes;

34 / 74

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

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Fungi digest the dead organic matter with the help of;

36 / 74

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

37 / 74

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

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

40 / 74

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

41 / 74

The base of food chain is always formed by:

42 / 74

Which of the following organisms are decomposers?

43 / 74

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

44 / 74

The favourable variations tend to be;

45 / 74

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

46 / 74

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

47 / 74

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

48 / 74

Recycling of one tonne paper can save

49 / 74

It is estimated that Maldives might become uninhabitable within;

50 / 74

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

51 / 74

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

52 / 74

An organism that actively hunts other organisms is called:

53 / 74

IPCC stands for:

54 / 74

Plants show competition for;

55 / 74

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

56 / 74

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

57 / 74

How many tanneries are operating in Kasur city;

58 / 74

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

59 / 74

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

60 / 74

An Aquarium is an example of Ecosystem;

61 / 74

Which one of the following Is not an endoparasite?

62 / 74

Since 1800, amount of nitrous oxide has Increased about;

63 / 74

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

64 / 74

Which one is not an example of abiotic factor?

65 / 74

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

66 / 74

The utilization of nitrates by organisms is called:

67 / 74

Pakistan growth rate In 1991 was;

68 / 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:

69 / 74

A symbiotic interaction in which both partners get benefits;

70 / 74

An epiphyte is an example of:

71 / 74

More than normal denitrification change the richness of soil as:

72 / 74

Which is an ectoparasite?

73 / 74

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

74 / 74

Upper layer of the atmosphere Is called;

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