Absolute and Relative Growth

Q. Total growth per unit time is called __ growth rate.

Q.

A primary root grows from 5 cm to 19 cm in a week. The absolute growth rate is ________ and the relative growth rate is _______ respectively, over a period of one week.

1. 2/day and 2.8

2. 2/day and 2

3. 28/day and 28

4. 28/day and 4

Q. A Leaf of $20c{m}^2$ grows $5c{m}^2$ per hour and B Leaf of $25c{m}^2$ grows $5c{m}^2$ per hour The relative growth rate of leaf A and B respectively is

1. 25% and 20%
2. 20% and 25%
3. 50% and 100%
4. 25% and 50%

Q. Ability of a plant to produce new plant material is measured as

1. arithmetic growth rate
2. absolute growth rate
3. efficiency index
4. geometric growth rate

Q. Ability of a plant to produce new plant material is measured as

1. arithmetic growth rate
2. absolute growth rate
3. efficiency index
4. geometric growth rate

Q. Which growth represents the following given equation?
$\frac{dN}{dt}=rN\left(\frac{K-N}{K}\right)$

1. Log growth
2. Logistic growth
3. Exponential growth
4. Linear growth