Growth in Animals

Q.

What is the significance of cell division?

1. Growth

2. Development

3. Reproduction

4. Respiration

Q.

Explain the characteristics of cytokinesis.

Q.

Define cytokinesis in plant cells.

Q.

How do prokaryotes reproduce?

Q.

Identify the changes that occur during anaphase.

1. Chromatin reticulum condenses to form chromosomes.

2. Chromosomes get aligned at the equator of the cell.

3. Chromatids of the chromosomes separate.

4. Daughter chromosomes with single chromatids move to each pole.

Q.

How mitosis is different from fission or budding?

Q.

In plant cells, the cytokinesis is _____________.

Q.

The different phases of mitosis are

1. 1. Prophase 2. Metaphase 3. Anaphase

2. 1. Prophase 2. Metaphase 3. Cytokinesis

3. 1. Prophase 2. Metaphase 3. Telophase 4. Cytokinesis

4. 1. Prophase 2. Metaphase 3. Anaphase 4. Telophase

Q.

Cell division in prokaryotes is complicated compared to cell division in eukaryotes.

1. True

2. False

Q. chromosomes and mechanism of inheritance explain

Q. Which of the following cells do not divide in adult humans?

1. Nerve cells
2. Skin cells
3. Liver cells
4. Tumour cells

Q. Skin cells can regenerate quickly when damaged.

1. True
2. False

Q.

The female gamete in humans is

1. Ovary

2. Sperm

3. Uterus

4. Ova

Q.

Which of the following is the male gamete?

1. Sperm

2. Ovary

3. Egg

4. Zygote

Q.

Which of the following is the male gamete?

1. Zygote

2. Sperm

3. Eggs

4. Ovaries

Q.

If a honeybee has 'x' chromosomes in the germinal cell, how many chromosomes will be present in each daughter cell after meiosis II?

1. 16

2. 22

3. 8

4. 4

Q. Cell division functions in
I. Reproduction
II. Growth
Ill. Repair

1. I only
2. II only
3. I and II only
4. II and III only
5. I, II and III