Fission

Q. How many daughter Amoeba are produced after two successive binary fissions?

1. Two
2. Eight
3. Six
4. Four

Q.

Find the correct set of difference for binary fission and multiple fission from the following table:

$\begin{array}{cc}\text{Binary fission}& \text{Multiple fission}\\ \text{A. Many individuals formed from a single}& \text{Two individuals formed from a single}\\ \text{parent}& \text{parent}\\ \text{B. Form cyst during unfavourable}& \text{No cyst formation}\\ \text{conditions}& \\ \text{C. Bacteria show binary fission}& \text{Plasmodium show multiple fisson}\\ \text{D. No definite pattern of division}& \text{Division occurs in a particular pattern}\end{array}$

1. A
2. B
3. C
4. D

Q.

The organisms which divide by multiple fission form cysts when conditions are unfavourable.

1. False
2. True

Q.

Amoeba reproduces by budding.

1. True

2. False

Q. Cell wall synthesis is the final step in the formation of daughter cells in many bacteria.

1. True
2. False

Q.

Arrange the following events of binary fission in the correct sequence.

1. Segregation of genetic material copies to opposite side of the cells.

2. Division of cytoplasm.

3. Copying of genetic material.

4. Cell wall synthesis.

1. 3-1-2-4

2. 2-1-4-3

3. 2-4-1-3

4. 3-2-1-4

Q. Choose the correct sequence of events when plasmodium undergoes multiple fission:

A. Fission is sparked when unfavourable conditions prevail
B. Multiple nuclei form from the nucleus
C. Cyst formation occurs
D. Cyst breaks to give new organisms

1. A - C - B - D
2. A - B - C - D
3. D - C - B - A
4. A - D - B - C

Q. Which of the following organisms undergo binary fission?

1. Leishmania
2. Amoeba
3. Yeast
4. Hydra

Q. The reproduction in which one cell divides to form two daughter cells is called ___.

1. binary fission
2. biasis
3. budding
4. fragmentation

Q. Cyst formation can be observed in ___.

1. Leishmania
2. Paramecium
3. Hydra
4. Plasmodium