Punjab 12th Class Biology and Human Welfare Mcqs Test Online

Total Question
15 Questions
Total Marks
30 Marks
Total Time
15 Minuts
Test Help For ::

12th Biology Class Test
Entry Test Biology MCQs
Biology Admission Test
Competitive Exams
All Punjab Boards Annual Exams



Test Name



Biology and Human Welfare

Subject



Biology (10th Class)

Test Type



MCQs


Punjab 12th Class Biology and Human Welfare Mcqs Test Online

Punjab 12th Class Biology and Human Welfare Mcqs Test Online

 

Question 1 of 15

Biology

1. Spirulina is a:
1.
2.
3.
4.

Question 1 of 15

Question 2 of 15

2. Biogas is
1.
2.
3.
4.

Question 2 of 15

Question 3 of 15

3. Who showed that Saccharomyces cerevisiae causes fermentation forming products such as beer and butter milk?
1.
2.
3.
4.

Question 3 of 15

Question 4 of 15

4. High value of BOD (Biochemical Oxygen Demand) shows
1.
2.
3.
4.

Question 4 of 15

Question 5 of 15

5. Measles is an infectious viral disease that occurs most often in:
1.
2.
3.
4.

Question 5 of 15

Question 6 of 15

6. Hybridization in plants is the technique of introducing desirable species into a hybrid by means of:

1.
2.
3.
4.

Question 6 of 15

Question 7 of 15

7. Tissue plasminogen activator is
1.
2.
3.
4.

Question 7 of 15

Question 8 of 15

8. The discovery that led to the development of first antibiotic was made by
1.
2.
3.
4.

Question 8 of 15

Question 9 of 15

9. Rennet is used in
1.
2.
3.
4.

Question 9 of 15

Question 10 of 15

10. The best way to prevent a tetanus is:
1.
2.
3.
4.

Question 10 of 15

Question 11 of 15

11. Which of the following is/are the method of crop improvement?
1.
2.
3.
4.

Question 11 of 15

Question 12 of 15

12. Which of the following is fermentation process?
1.
2.
3.
4.

Question 12 of 15

Question 13 of 15

13. The artificial active immunity is achieved by injecting small amount of antigen called:
1.
2.
3.
4.

Question 13 of 15

Question 14 of 15

14. Polio virus lives in the _________ of man.

1.
2.
3.
4.

Question 14 of 15

Question 15 of 15

15. A bioreactor is
1.
2.
3.
4.

Question 15 of 15


 

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