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

10

Class 10 Biology
Chapter 16
Full Chapter Challenge Test

1 / 74

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

2 / 74

When we eat the onion, our trophic level is;

3 / 74

How many tanneries are operating in Kasur city;

4 / 74

Habitat destruction can result in a loss of:

5 / 74

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

6 / 74

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

7 / 74

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

8 / 74

The perfect cycle Is;

9 / 74

Which of the following organisms are decomposers?

10 / 74

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

11 / 74

Identify the correctly matched pair:

12 / 74

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

13 / 74

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

14 / 74

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

15 / 74

The utilization of nitrates by organisms is called:

16 / 74

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

17 / 74

Fungi digest the dead organic matter with the help of;

18 / 74

More than normal denitrification change the richness of soil as:

19 / 74

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

20 / 74

Abiotic component of ecosystem is

21 / 74

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

22 / 74

Nitrogenous waste includes;

23 / 74

The favourable variations tend to be;

24 / 74

Flow of energy is always;

25 / 74

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

26 / 74

An epiphyte is an example of:

27 / 74

Which one is not an example of abiotic factor?

28 / 74

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

29 / 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:

30 / 74

IPCC stands for:

31 / 74

Upper layer of the atmosphere Is called;

32 / 74

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

33 / 74

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

34 / 74

The lowest trophic level of an ecosystem always includes:

35 / 74

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

36 / 74

Which one of the following is not a temporary parasite?

37 / 74

Plants show competition for;

38 / 74

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

39 / 74

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

40 / 74

Recycling of one tonne paper can save

41 / 74

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

42 / 74

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

43 / 74

Habitat is an example of;

44 / 74

Which is an ectoparasite?

45 / 74

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

46 / 74

An organism that actively hunts other organisms is called:

47 / 74

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

48 / 74

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

49 / 74

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

50 / 74

An example of Carnivore plants is:

51 / 74

________ people are at risk of dengue.

52 / 74

The base of food chain is always formed by:

53 / 74

An Aquarium is an example of Ecosystem;

54 / 74

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

55 / 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:

56 / 74

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

57 / 74

A symbiotic interaction in which both partners get benefits;

58 / 74

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

59 / 74

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

60 / 74

It is estimated that Maldives might become uninhabitable within;

61 / 74

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

62 / 74

The thickness of biosphere is:

63 / 74

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

64 / 74

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

65 / 74

Which one is an example of epiphyte?

66 / 74

Since 1800, amount of nitrous oxide has Increased about;

67 / 74

Nitrogen is an important component of:

68 / 74

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

69 / 74

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

70 / 74

In 1927, ______________ developed the concept of ecological pyramids.

71 / 74

Which one of the following Is not an endoparasite?

72 / 74

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

73 / 74

Pakistan growth rate In 1991 was;

74 / 74

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

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