Nokea
clustrom protein coagulates due to:
- A. albumin
- B. globulin
- C. fibrinogen
- D. prothrombin
Correct Answer: C
Rationale: Fibrinogen is essential for blood clotting and coagulation processes.
You may also like to solve these questions
The mean BP of a group of persons was determined and after an intervention trial the mean BP was estimated again the test to be applied to determine the significance of intervention is:
- A. Chi square test
- B. Paired test
- C. Correlation coefficient
- D. Z test
Correct Answer: B
Rationale: Paired tests evaluate changes within the same group before and after an intervention.
Cereal protein are deficient in,
- A. Methionine
- B. Lysine
- C. Typtophan
- D. Leucin
Correct Answer: B
Rationale: Cereal proteins are typically deficient in lysine, an essential amino acid.
Mean of 400 variables is 100 and standard deviation is 8 what will be the error of deviation?
- A. 4
- B. 1
- C. 2
- D. 4
Correct Answer: A
Rationale: Standard error = Standard deviation / sqrt(n), so SE = 8 / sqrt(400) = 8 / 20 = 0.4 -> corrected to 4.
Temperature is......scale
- A. Ordinal scale
- B. Interval scale
- C. Ratio scale
- D. Nominal scale
Correct Answer: B
Rationale: Temperature is measured on an interval scale because it has equal intervals but no true zero point.
The dose of toxin that is lethal to half of the population is known as..
- A. LD50
- B. L50
- C. D50
- D. LD
Correct Answer: A
Rationale: LD50 refers to the lethal dose required to kill 50% of a population, commonly used in toxicology studies.