(English Medium) ICSE Class 10 - CISCE Important Questions for Biology

 Given below is a diagram representing a stage during the mitotic cell division. Study  thediagram  and answer the following questions:

 Is it a plant or an animal cell? Give a reason to support your answer. 

 Given below is a diagram representing a stage during the mitotic cell division. Study  thediagram  and answer the following questions:

Draw a neat, labelled diagram of the stage which follows the one shown in the diagram.

How many chromosomes will each daughter cell have after the completion of the above division? 

How many chromosomes will each daughter cell have after the completion of the above division? 

Differentiate between Cytokinesis and Karyokinesis.

Differentiate between genotype and phenotype.

Haploid number of chromosomes are found in ______.

Expand the abbreviation - DNA.

The diagram given below represents a stage in mitosis.

1. Identify the stage given above.
2. Give one reason to support your answer in (a).
3. Mention the number of chromosomes given in the diagram.

The diagram given below represents a stage in mitosis.

1. Identify the stage given above.
2. Give one reason to support your answer in (a).
3. Mention the number of chromosomes given in the diagram.

A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.

Name the following:

The nitrogenous base that pairs with adenine.

Differentiate between genotype and phenotype.

The sex chromosome in a human ovum is ______.

A zygote which has Y chromosome inherited from the father will develop into a ______.

Given below is a schematic representation of the inheritance of the shape of the seeds of garden peas. Answer the questions that follow:

1. Which is the dominant and recessive allele of the trait?
2. What does the ratio 3 : 1 in the F₂ generation represent?
3. State Mendel's Law of Dominance.

A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.

The process by which root hairs absorb water from the soil.

Active Transport and Diffusion [Significance in plants]

The diagram given below represents a plant cell after being placed in a strong sugar solution. Study the diagram and answer the questions that follow: 

1. What is the state of the cell shown in the diagram?
2. Name the structure that acts as a selectively permeable membrane.
3. Label the parts numbered 1 to 4 in the diagram.
4. How can the above cell be brought back to its original condition? Mention the scientific term for the recovery of the cell.
5. State any two features of the above plant cell which is not present in animal cells.