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8. In a cricket championship there are 36 matches. What is the number of teams participating if each team plays exactly one match with every other team? a. 8 b. […]

7. Pluto has been reclassified as a “dwarf planet” rather than a “planet” because a. its orbit around the sun is not circular b. it is smaller than the Earth […]

6. What number should come next in this series? 7, 10, 8, 11, 9, 12, … a. 7 b. 10 c. 12 d. 13 The next number in the series […]

5. The area of a hallway is m when measured in square metres, and f when measured in square feet. The equation that relates m to f is a. m […]

4. The term “El niño” refers to: a. a species of butterfly b. the ninth thoracic vertebra c. the chemical element Fluorine d. a periodic warming of the ocean Here’s […]

3. Cholesterol levels are measured for a random sample of 1,000 persons. The survey is repeated for the same population, but with the sample size tripled to 3,000. Which one […]

2. Fish spend a lot of energy removing oxygen from water. Which one of the following is the most plausible reason? a. The CO2 content of their tissues is much […]

1. A researcher observes a moth that is highly attracted to a particular species of flower. The researcher wants to determine if smell is an important factor in this attraction. […]

15. Which of the following can be reasonably inferred based on this phylogeny of four species? a. The ancestral species at the root of the tree most closely resembles A […]

14. In a purification experiment, a mixture of 3 proteins A, B and C are separated through gel exclusion or cation exchange chromatography. During elution, the buffer used is of […]