ICSE Class 10 Biology
Question 3 of 12
Solved 2016 Question Paper ICSE Class 10 Biology — Question 2
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Question Question 2(b)
Differentiate between the following pairs on the basis of what is mentioned within brackets: [5]
(i) Human skin cell and Human ovum (number of chromosomes)
(ii) Sperm duct and fallopian tube (function)
(iii) Red Cross and WHO (one activity)
(iv) Rod cells and cone cells (pigment)
(v) LUBB and DUP (names of the valves whose closure produce the sound)
(i) Difference between Human skin cell and Human ovum (number of chromosomes)
| Human skin cell | Human ovum |
|---|---|
| Human skin cell contains 46 chromosomes | Human ovum contains 23 chromosomes. |
(ii) Difference between Sperm duct and fallopian tube (function)
| Sperm duct | Fallopian tube |
|---|---|
| Transports sperms from testis to urethra | Transports Ovum into uterus. Fertilization takes place here and then zygote travels down into uterus via the Fallopian tubes (Oviduct) |
(iii) Difference between Red Cross and WHO (one activity)
| Red Cross | WHO |
|---|---|
| It procures and supplies blood for the victims of war and other calamities. | It promotes and supports projects for research on diseases. |
(iv) Difference between Rod cells and Cone cells (pigment)
| Rod cells | Cone cells |
|---|---|
| Rhodopsin / Visual Purple | Iodopsin / Visual Violet |
(v) Difference between LUBB and DUP (names of the valves whose closure produce the sound)
| LUBB | DUP |
|---|---|
| Bicuspid and tricuspid valves | Semilunar valves. |