Arithmetic Growth

Q. Number of mitotic divisions required to produce 100 cells by arithmetic growth from single cell is

1. 100
2. 101
3. 99
4. 200

Q. Number of mitotic divisions required to produce 100 cells by arithmetic growth from single cell is

1. 100
2. 101
3. 99
4. 200

Q. Root apex and shoot apex represent the

1. geometric growth
2. arithmetic growth
3. phenotype plasticity
4. dedifferentiation

Q.

The pollen tube of maize plant grows up to 6 cm from 2 cm within 2 hr duration. The rate of growth is _____cm/hr

1. 4

2. 2

3. 10

4. 8

Q. Which of the following statements are correct regarding the type of growth represented by the diagram?


1. It is observed at initial stage of embryonic cell division
2. Growth rate is constant
3. It represents root growth at tip
4. Represented by expression $L_1=L_0{e}^r$${}^t$

1. 1 and 3
2. 2, 3 and 4
3. 1, 2 and 4
4. 2 and 3

Q. The total number of cells present after 'N' divisions of 'C' number of dividing cells will be

1. CN
2. C (N+1)
3. C (N-1)
4. C+N

Q.

The root apical meristem consists of 1000 cells which undergo arithmetic growth. After 5 cell divisions, the number of dividing cells and maturing cells are _______ and _______ respectively.

1. 6000 and 5000

2. 5000 and 6000

3. 5000 and 1000

4. 1000 and 5000

Q. Assertion: During arithmetic growth there is growth at constant rate.
Reason: During arithmetic growth, after mitosis, both the daughter cells retain the capacity to divide continuously.

1. Both assertion and reason are true and reason is the correct explanation of assertion.
2. Both assertion and reason are true but reason is not the correct explanation of assertion.
3. The assertion is true but reason is false.
4. Both assertion and reason are false.