Question

no explaination is needed

7. Which of the following groups would be most likely to exhibit uniform dispersion? a) Red squirrels, who actively defend territories. b) Cattails, which grow primarily at edges of lakes and streams. c) Moths, in a city at night. d) Lake trout, which seek out cold, deep water high in dissolved oxygen. 8. As N (population size) approaches K (carrying capacity) for a certain population, which of the following is predicted by the logistic equation? a) The growth rate will not change. b) The growth rate will approach zero. c) The population will increase exponentially d) The carrying capacity of the environment will increase 9. Mullerian mimicry is when a) a harmless species imitates a harmful species. b) two or more unpalatable species mimic cach other. c) a harmful species imitates a harmless species. d) two harmless species imitate each other. 10. Which of the following is the best example of commensal a) Cattle egrets and cattle. b) Sharks and remoras. c) Whales and their barnacles. d) Clownfish and anemones. 11. When female fruit flies mate with two different males a) all eggs are fertilised by the first male. b) all eggs are fertilised by the second male c) most of the eggs are fertilised by the first male. d) most of the eggs are fertilised by the second male. 12. From earliest to latest, the correct sequence in early development proceeds as follows a) fertilisation cleavage gasthalation b) cleavage - ovulation organogenesis c) gastrulation cleavage morula d) cleavage organogenesis gastrulation 13. The "fast block" to polyspermy is due to a) depolarisation of the egg membrane b) an increase in concentration of Ca2+ ions c) fusion of cortical granules with the egg membrane d) activation of the egg Рто

Answer 1

Q.7 | Ans + a) la Red squirrels, who actively defend territories Red squirrels which hide food and actively defend territories

-0.8 Ans bo 161 The growth rate will approach zero. l. g | Ans b) b) Twe or more unpalatable species mimic each other @ 10 ans & a) las cattle egrets and cattle