Punjab 9th Class Biology Chapter 2 Solving a Biological Problem Mcqs Test Online

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Question 1

1. A gardener sees a large snake nearby. He knows that generally snakes sting, so the gardener ran away. The gardener did which of the following?

Answer

Tested a hypothesis

Answer

Constructed a theory

Answer

Used reasoning

Answer

Used observation

Question 2

2. Unicellular organism that causes malaria in mammals and birds etc.

Answer

Plasmodium

Question 3

3. A hypothesis must be testable to be scientifically valid. Being testable means that ______________.

Answer

Only a controlled experiment can indicate whether the hypothesis is correct or incorrect

Answer

The opposite of hypothesis is tested and proven wrong

Answer

The hypothesis is proven wrong

Answer

Some observation could prove the hypothesis incorrect

Question 4

4. The logical consequence of the hypotheses:

Question 5

5. Which one of these is NOT a characteristic of a hypothesis?

Answer

Must be correct

Answer

Must be consistent will all available data

Answer

Must be testable

Answer

Must make predictions

Question 6

6. A tree, the bark of which was used for the treatment of fevers:

Question 7

7. You are testing a hypothesis; “students learn more if they drink tea before sitting for study”. Your 20 experimental students drink tea before study; you test their learning by giving questions. Your 20 students of the control group should have all experimental conditions identical to the experimental group EXCEPT that;

Answer

They should take tea with more milk and sugar

Answer

They should not take tea before study

Answer

None of these

Answer

They should take tea before as well as during study

Question 8

8. Experimentation is only a step of the scientific process, but it is a very import because it always _________.

Answer

Allows rejection of some alterative hypotheses

Answer

Ensures that hypotheses can be confirmed with certainty

Answer

Gives scientists a chance to work in the laboratory

Answer

Gives the biologist a correct result

Question 9

9. The use of algorithms, computational and statistical techniques for the analysis of biological data.

Answer

Biological method

Answer

Biological Statistics

Answer

Bioinformatics

Answer

Computational Biology

Question 10

10. Which one of the following is a correct sequence in biological method?

Answer

Law, Theory, Deduction, Observations

Answer

Observations, Hypothesis, Law, Theory

Answer

Hypothesis, Observations, Deduction, Experimentation

Answer

Observations, Hypothesis, Deduction, Experimentation

Question 11

11. You are testing a hypothesis; “students learn more if a They drink tea before sitting for study”. Your 20 experimental students drink tea before study; you test their learning by giving questions. Your 20 students of the control group should have all experimental conditions identical to the experimental group EXCEPT that;

Answer

They should take tea before as well as during study

Answer

They should take tea with more milk and sugar

Answer

They should not take tea before studying

Answer

They should not sit for studying

Question 12

12. What would be the best experiment design for testing a hypothesis that bean plants require sodium?

Answer

Analyze root contents for sodium

Answer

Grow bean plants with and without sodium

Answer

Look for sodium in leaf tissues

Answer

Measure the amount of sodium in a few bean plant

Question 13

13. A common species of mosquito; bites mammals:

Answer

Plasmodium

Question 14

14. A scientific theory has which of the following properties?

Answer

It agrees with available evidence

Answer

It has been absolutely proven

Answer

It cannot be rejected

Answer

It does not need to be altered in the light of new evidence

Question 15

15. The medicines that kills plasmodium and so cures malaria:

Question 16

16. At which point is a biologist most likely to use reasoning?

Answer

None of these

Answer

During data organization

Answer

While taking observations

Answer

During hypothesis formulation

Question 17

17. The tentative statement that may prove to be the answer of a scientific problem:

Answer

Hypothesis

Question 18

18. A species of mosquito; bites birds is called:

Answer

Plasmodium

Question 19

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Punjab 9th Class Biology Chapter 2 Solving a Biological Problem Mcqs Test Online

Punjab 9th Class Biology Chapter 2 Solving a Biological Problem 9th Class Punjab

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Punjab 9th Class Biology Chapter 2 Solving a Biological Problem 9th Class Punjab

Biology

Guide for Punjab Board Students

Top Scoring Tips for Punjab:

More Related Resources

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