Mitosis

Q. Identify the correct sequence of the life cycle of frog.

1. Egg $\to$ Frog$\to$Tadpole
2. Egg $\to$ Tadpole $\to$Frog
3. Frog $\to$Egg$\to$Tadpole
4. Tadpole $\to$ Egg $\to$Frog

Q.

How does a Hydra reproduce? Explain with the help of labelled diagrams.

Q.

How many sets of chromosome are present in a diploid cell ?

Q.

In mitosis, the number of chromosomes is maintained in the cell.

1. True
2. False

Q.

The process of change from larva to adult in frogs is called as__.

Q.

Mitosis is a type of cell division occurring in the cells of injured parts of the body.

1. True
2. False

Q.

The process where only half the numbers of chromosomes are maintained during nuclear division is called __.

Q. Cells divide by mitosis for growth and repair in an organism.

1. True
2. False

Q.

In mitosis, the number of chromosomes is maintained in the cell.

1. True
2. False

Q.

How many types of cell divisions are there? Name them.

Q. Name the process in which tadpoles develop into the young frogs.

1. Embedding
2. Metamorphosis
3. Fertilisation
4. Budding

Q.

What are haploid and diploid cells?

Q.

Mitosis is the type of cell division where the number of chromosomes is maintained and in meiosis a diploid cell becomes a haploid cell.

1. True

2. False

Q. A tadpole develops into an adult frog by the process of

1. fertilization
2. metamorphosis
3. embedding
4. budding

Q. Name the process in which tadpoles develop into the young frogs.

1. Embedding
2. Metamorphosis
3. Fertilisation
4. Budding

Q. Cells divide by mitosis for growth and repair in an organism.

1. True
2. False

Q. The lost portion of dissected liver regenerates. It is an example of

1. Reparative regeneration
2. Compensatory hypertrophy
3. Restorative regeneration
4. None of the above

Q. The development of a caterpillar to an adult butterfly is termed as poommertaissh.

1. The development of a caterpillar to an adult butterfly is termed as poommertaissh.
2. The development of a caterpillar to an adult butterfly is termed as metamorphosis.
3. The development of a caterpillar to an adult butterfly is termed as sismorphometa.
4. The development of a caterpillar to an adult butterfly is termed as metasismorpho.

Q. Hydra is a _____ organism. It reproduces by the method of ______ reproduction. In this process, a small outgrowth called ______ is formed on the side of its body by the repeated division of its cells. This bulge develops to form a small ______ which finally detaches itself from the body of parent. This type of reproduction is known as ______.

Q. Mitosis helps in the development and growth of an organism.

1. False
2. True

Q. The Axolotl larva of salamander is kept in water where iodine is absent then

1. There will be no effect on its metamorphosis.
2. It will metamorphose but remain sexually immature.
3. It will fail to metamorphose but become sexually mature.
4. It will fail to metamorphose and will remain sexually immature also.

Q. The lost portion of the liver is regenerated by

1. Reparative regeneration
2. Compensatory hypertrophy
3. Heteromorphic regeneration
4. None of the above

Q. Which of the following event does not involve mitosis?

1. Development of an organism
2. Growth of an organism
3. Production of gametes
4. Cell replacement

Q. The cell division that results in gamete formation is

1. Meiosis
2. Mitosis
3. Both A and B
4. None of these

Q.

Mitosis is the type of cell division where the number of chromosomes is maintained and in meiosis a diploid cell becomes a haploid cell.

1. True

2. False

Q.

What is the significance of Mitosis?