Fission

Q. Amoeba reproduces by ______.

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

Q. Arrange the events of binary fission in amoeba .
A) Daughter cell
B) Nuclear division
C) Parent amoeba
D) Cytoplasmic division

1. C$\to$B$\to$D$\to$A
2. A$\to$B$\to$C$\to$D
3. B$\to$C$\to$A$\to$D
4. D$\to$A$\to$B$\to$C

Q.

Write a short note on budding in Hydra?

Q.

What type of fission takes place in Amoeba ?

Q.

Multiple fission occurs in

1. Yeast

2. Amoeba

3. Hydra

4. Plasmodium

Q. Asexual reproduction is observed in .

1. amoeba
2. cats
3. humans

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. 3-2-1-4

3. 2-1-4-3

4. 2-4-1-3

Q.

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

1. False
2. True

Q.

Which of the following organisms reproduced by binary fission ?

(a) Hydra

(b) Yeast

(c) Amoeba

(d) Sea anemone

Q. Cyst formation can be observed in ___.

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

Q.

A unicellular organism P lives in pond water. The organism P has no fixed shape, its shape keeps on changing. It moves and catches its prey with the help of organs Q which keep on appearing and disappearing. The organism P reproduces by a process R.

Another organism S also reproduces by this process. Name P, Q, R and S.

Q.

What is budding? Explain the budding in hydra

Q. Based on the following image, identify the correct statements.

1. The organism in the image is Amoeba.
2. The image depicts the process of binary fission.
3. The image depicts the process of budding.
4. The organism in the image is Hydra.

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

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

Q.

Fill in the following blanks with suitable words:​
(l) The two common methods of asexual reproduction in animals are and .

Q. ........... is a mode of asexual reproduction.

1. Budding
2. Germination
3. Pollination
4. Cloning

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. does not reproduce by fission.

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

Q.

Amoeba reproduces by the process of __________.

Q.

Question 04(viii)
Indicate whether the following statements are True (T) or False (F).
Binary fission is a method of asexual reproduction. ( )

Q.

A Paramecium reproduces by dividing itself into two daughter cells. This process is called _____.

1. budding

2. regeneration

3. vegetative propagation

4. binary fission

Q.

Name two organisms that reproduces through:
(i) Fission
(ii) Budding

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. How does an Amoeba reproduce $?$ Describe with the help of labelled diagrams.

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 organism in the above picture is __.

Q. Multiple fission occurs in

1. Hydra
2. Plasmodium
3. Planaria
4. All of the above

Q. Binary fission multiple fission budding & conjugation are some of the Reproductive methods in unicellular organisms.

Q. is a type of asexual reproduction in which broken parts of an organism's body develop into new organisms.

1. Fission
2. Fragmentation
3. Budding

Q. Differentiate between the 'Budding of Hydra' and 'Binary fission of Amoeba.'