9th Class Biology Chapter 2 MCQs with Answers

AdminApril 1, 2024

0 10 1 minute read

Welcome to the 9th Class Biology Chapter 2 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 9th Class Biology Chapter 2 Solving a Biological Problem.

You can find all the 9th Class Biology Chapter 2 MCQs online tests on our website. These online tests are great for learning and as well as for scoring maximum marks in your Matriculation Exams. We are making these Class 9 Biology MCQs online tests for those who want full marks in their exams.

9th Class Multiple Choice Question Chapter 2 with Answers Free PDF

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Grade 9 Biology Chapter 2 Online Quiz

By presenting 3 options to choose from, 9th Class Chapter 2 Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of 9th Class Questions and Answers and click over the correct answer.

Test Name: 9th Class Chapter 2 Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure high marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply comment below this post, so that we can update the answer in the quiz section.

9th Class Biology Ch 2: Solving a Biological Problem

Please fill out the form before starting Quiz.

1 / 40

If a patient is experiencing allergic reactions to a medication, how would you identify the allergen and find an alternative treatment?

Conduct allergy tests and explore alternative medications

Ignore allergy tests

Only explore alternative medications

2 / 40

If a population of birds is exhibiting abnormal behavior, how would you investigate the potential role of environmental contaminants?

Only observe bird behavior

Ignore environmental contaminants

Analyze pollutants in the environment and observe bird behavior

3 / 40

How would you determine the impact of ocean acidification on marine life?

Only study changes in marine ecosystems

Monitor pH levels and study changes in marine ecosystems

Ignore pH levels

4 / 40

How would you investigate the impact of pollution on aquatic ecosystems?

Measure pollutant levels and observe changes in aquatic life

Only observe changes in aquatic life

Ignore pollutant levels

5 / 40

How would you determine the impact of a new agricultural practice on soil health?

Only observe changes in plant growth

Monitor soil composition and observe changes in plant growth

Ignore soil composition

6 / 40

How would you investigate the factors contributing to a decline in pollinator populations?

Only study pollinator populations

Study habitat changes, pesticide use, and climate

Ignore habitat changes

7 / 40

What experimental design would you use to study the impact of different fertilizers on plant growth?

Randomized controlled trial with multiple fertilizer groups

Non-randomized trial with a single fertilizer

Observational study with no control group

8 / 40

If a population of plants is failing to reproduce, how would you investigate potential pollination issues?

Only assess environmental conditions

Ignore flower structure and pollinator activity

Study pollinator activity, observe flower structure, and assess environmental conditions

9 / 40

How would you determine the effect of a new pesticide on non-target organisms in an agricultural setting?

Ignore potential effects on non-target species

Conduct controlled experiments and monitor non-target species

Apply the pesticide without monitoring

10 / 40

If a population of insects is damaging crops, how would you develop an environmentally friendly solution?

Ignore natural solutions

Introduce natural predators, use organic pesticides

Increase the use of chemical pesticides

11 / 40

If a population of insects is damaging crops, how would you develop a sustainable pest management strategy?

Implement integrated pest management, use biological controls

Ignore sustainable practices

Increase the use of chemical pesticides

12 / 40

What steps would you take to determine the source of contamination in a foodborne illness outbreak?

Only interview affected individuals

Ignore the source and focus on treatment

Trace back the food supply chain, interview affected individuals

13 / 40

If a plant is wilting, what factors would you consider in troubleshooting the issue?

Only water availability

Ignore environmental factors

Water availability, soil quality, sunlight

14 / 40

If a forest ecosystem is experiencing a decline in biodiversity, how would you investigate the contributing factors?

Study habitat changes, human impact, and species interactions

Ignore human impact

Only study species interactions

15 / 40

If a population of birds is declining in a specific area, how would you investigate the potential impact of habitat loss?

Ignore habitat changes

Assess changes in habitat and population trends

Only study the bird population

16 / 40

How would you investigate the impact of climate change on the migration patterns of a bird species?

Monitor temperature changes, study migration routes, and observe behavior

Only study migration routes

Ignore temperature changes

17 / 40

If a patient is exhibiting symptoms of a disease, what steps would you take to diagnose the condition?

Only analyze symptoms

Conduct medical tests, analyze symptoms, and consider medical history

Ignore medical history

18 / 40

If a population of rabbits is declining, what factors would you consider to identify the potential causes?

Temperature and humidity

Food availability, predators, disease

Only food availability

19 / 40

If a population of fish is showing signs of a disease outbreak, how would you determine the cause and control its spread?

Analyze water quality, quarantine affected individuals

Increase food supply

Introduce more fish to the population

20 / 40

How would you design an experiment to test the effect of light on plant growth?

Change soil composition

Vary water availability

Control light exposure and measure plant height

21 / 40

If a species of fish is overfished, how would you develop a conservation strategy to protect the population?

Implement fishing regulations, establish marine reserves

Ignore fishing practices

Increase fishing quotas

22 / 40

How would you investigate the factors contributing to the decline of coral reefs in a specific region?

Study water quality, temperature, human activities, and coral health

Ignore water quality and human activities

Only study coral health

23 / 40

If a patient is not responding well to a specific medication, how would you investigate the possibility of drug resistance?

Only assess patient history

Ignore genetic factors

Conduct genetic tests and assess patient history

24 / 40

How would you investigate the role of genetics in a particular trait, such as eye color in humans?

Ignore genetic factors

Conduct a family pedigree analysis

Study unrelated individuals only

25 / 40

If a species of plant is invasive, how would you develop a strategy to control its spread and protect native flora?

Implement removal programs and barriers

Ignore the invasive species

Encourage the spread of the invasive plant

26 / 40

How would you investigate the effect of temperature on enzyme activity?

Change enzyme concentration

Alter substrate type

Vary temperature and measure reaction rate

27 / 40

How would you investigate the impact of a new agricultural pesticide on non-target insect species?

Ignore potential effects on non-target insects

Conduct controlled experiments and monitor non-target insects

Apply the pesticide without monitoring

28 / 40

How would you study the impact of deforestation on the population of a particular animal species?

Monitor changes in habitat, population size, and behavior

Ignore habitat changes

Only monitor population size

29 / 40

How would you investigate the impact of climate change on a specific plant species?

Only monitor plant population

Monitor changes in temperature, precipitation, and plant population

Ignore climate factors

30 / 40

How would you design an experiment to test the effect of a new drug on bacterial growth?

Ignore a control group

Use only a high concentration of the drug

Use a control group and vary drug concentration

31 / 40

If a crop is failing to yield the expected harvest, how would you investigate potential soil nutrient deficiencies?

Ignore soil samples and nutrient levels

Only assess plant growth

Analyze soil samples, study plant growth, and assess nutrient levels

32 / 40

If a cell culture is contaminated, what steps would you take to identify and eliminate the source of contamination?

Ignore the contamination

Identify and discard contaminated cultures, sterilize equipment

Only discard contaminated cultures

33 / 40

How would you investigate the impact of habitat fragmentation on a population of large mammals?

Study changes in habitat structure, population size, and animal movement

Ignore habitat structure and animal movement

Only study population size

34 / 40

How would you investigate the effectiveness of a new vaccine in preventing the spread of a viral disease?

Ignore the need for controlled trials

Only vaccinate individuals without a control group

Conduct controlled clinical trials with vaccinated and unvaccinated groups

35 / 40

If a population of amphibians is experiencing a decline, how would you investigate the potential impact of environmental toxins?

Ignore environmental toxins

Analyze water and soil for toxins, study population trends

Only study population trends

36 / 40

If a population of animals is showing signs of a new infectious disease, how would you identify the causative agent?

Only observe signs of the disease

Collect samples, conduct laboratory tests, and identify the pathogen

Ignore laboratory tests

37 / 40

How would you investigate the role of a specific gene in the development of a genetic disorder?

Only study unaffected individuals

Ignore genetic factors

Use genetic knockout experiments and study affected individuals

38 / 40

How would you determine the impact of noise pollution on the behavior of a nocturnal animal species?

Ignore noise levels

Only assess population trends

Monitor noise levels, study animal behavior, and assess population trends

39 / 40

What steps would you take to identify the unknown species of bacteria in a water sample?

Perform DNA sequencing

Conduct biochemical tests

Observe under a microscope

40 / 40

How would you investigate the impact of air pollution on respiratory health in a human population?

Only assess medical records

Analyze air quality data, study respiratory conditions, and assess medical records

Ignore air quality data

Download Certificate of Quiz 9th Class Chapter 2

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AdminApril 1, 2024

0 10 1 minute read