Past exam papers Test 1 Flashcards
1
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/589/740/q_image_thumb.png?1604862632)
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/589/740/a_image_thumb.jpg?1604862698)
2
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/589/805/q_image_thumb.png?1604862741)
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/589/805/a_image_thumb.jpg?1604862791)
3
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/589/890/q_image_thumb.png?1604863061)
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/589/890/a_image_thumb.jpg?1604863117)
4
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/590/332/q_image_thumb.png?1604863166)
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/590/332/a_image_thumb.jpg?1604863211)
5
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/590/482/q_image_thumb.png?1604863256)
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/590/482/a_image_thumb.jpg?1604863308)
6
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/949/680/q_image_thumb.png?1605127177)
A
(C) (i)- Dp/dt= kp-pd introducing a death rate (d)
Dp/dt=p(K-D)
(ii) Dp/dt = p(k-d)
When d>k, we have a negative (k-d) meaning population is decreasing means death rate is higher then the pop lation growth k, thus, pop is decreasing proportional to the population
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/949/680/a_image_thumb.jpg?1605127189)
7
Q
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/949/886/q_image_thumb.png?1605127424)
A
![](https://s3.amazonaws.com/brainscape-prod/system/cm/326/949/886/a_image_thumb.jpg?1605127670)
8
Q
A