MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which letter is used to designate the emigration? |
| A. | J |
| B. | E |
| C. | U |
| D. | V |
| Answer» C. U | |
| 2. |
Under normal conditions which of the following factor is responsible for influencing population density? |
| A. | Pyramid |
| B. | Births |
| C. | Immigration |
| D. | Emigration |
| Answer» C. Immigration | |
| 3. |
Which of the following is responsible for a decrease in population density? |
| A. | Birth rate increase |
| B. | Immigration is more |
| C. | Emigration is more |
| D. | Age structure |
| Answer» D. Age structure | |
| 4. |
Which letter is used to designate the immigration? |
| A. | A |
| B. | K |
| C. | S |
| D. | I |
| Answer» E. | |
| 5. |
Which letter is used to designate the death rate (Mortality)? |
| A. | J |
| B. | D |
| C. | S |
| D. | U |
| Answer» C. S | |
| 6. |
Which of the following is responsible for an increase in population density? |
| A. | Age structure |
| B. | Emigration is more |
| C. | Immigration is more |
| D. | Death rate increase |
| Answer» D. Death rate increase | |
| 7. |
Which of the following correctly tells about population density at time t+1? |
| A. | N<sub>t</sub> + 1 = N<sub>t</sub> + [(B + I) (I + E)] |
| B. | N<sub>t</sub> + 1 = N<sub>t</sub> + [(B + I) (D + E)] |
| C. | N<sub>t</sub> + 1 = N<sub>t</sub> + [(B + D) (B + E)] |
| D. | N<sub>t</sub> + 1 = -N<sub>t</sub> + [(B + I) (D + E)] |
| Answer» C. N<sub>t</sub> + 1 = N<sub>t</sub> + [(B + D) (B + E)] | |
| 8. |
Which letter is used to designate the birth rate (Natality)? |
| A. | B |
| B. | E |
| C. | I |
| D. | K |
| Answer» B. E | |
| 9. |
Which of the following process is responsible for fluctuation in population density? |
| A. | Mimicry |
| B. | Natality |
| C. | Hibernation |
| D. | Age structure |
| Answer» C. Hibernation | |