PPSC Past Papers Punjab Enforcement and Regulatory Authority,
PPSC Past Papers Punjab Enforcement and Regulatory Authority, ENFORCEMENT OFFICER (16-03-2025)(2025) Punjab Enforcement and Regulatory Authority (PERA). Model Papers 170.
A. Rising sea levels
B. Extreme weather events
C. Melting polar ice caps
D. All of these
Correct answer is: D. All of these
Climate change leads to sea level rise, melting ice, and extreme weather.
A. Climate change
B. Urbanization and agriculture
C. Natural disasters
D. Wildlife activities
Correct answer is: B. Urbanization and agriculture
Expansion of agriculture and urban settlements is the main cause of deforestation.
A. Louis Pasteur
B. Robert Koch
C. Sir Ronald Ross
D. Edward Jenner
Correct answer is: C. Sir Ronald Ross
Sir Ronald Ross discovered that malaria is transmitted by the female Anopheles mosquito in 1897.
A. Mitochondria
B. Ribosome
C. Golgi apparatus
D. Lysosome
Correct answer is: B. Ribosome
Ribosomes are the cellular structures that synthesize proteins by translating mRNA.
A. 0.1 mm/sec
B. 1 mm/sec
C. 10 mm/sec
D. 100 mm/sec
Correct answer is: B. 1 mm/sec
Blood flows slowly in capillaries at about 1 mm/sec to allow nutrient and gas exchange.
A. Bacteria
B. Virus
C. Plasmodium
D. Anopheles
Correct answer is: C. Plasmodium
Malaria is caused by Plasmodium species, which are transmitted to humans through Anopheles mosquito bites.
A. Pancreas
B. Gallbladder
C. Thyroid
D. Liver
Correct answer is: A. Pancreas
The pancreas produces digestive enzymes and bicarbonate, aiding in digestion and neutralizing stomach acid.
A. To perform a logical test and return a value based on the result
B. To add up a range of cells
C. To find the average of a range of cells
D. To count the number of cells in a range
Correct answer is: A. To perform a logical test and return a value based on the result
The IF function checks a condition and returns one value if TRUE and another if FALSE.
A. Home tab
B. Design tab
C. Insert tab
D. View tab
Correct answer is: B. Design tab
Themes in PowerPoint are available under the Design tab to quickly format presentations.