Mention one significant difference between each of the following

Subject

Biology

Class

ICSE Class 12

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Sample Papers

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 Multiple Choice QuestionsShort Answer Type

1.

Mention one significant difference between each of the following :

Anticlinal and Periclinal cell division

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2.

Mention one significant difference between each of the following :

Ureotelism and Uricotelism

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3.

Mention one significant difference between each of the following :

Tubectomy and Vasectomy

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4.

(a) Mention one significant difference between each of the following :

Photo-oxidation and Photorespiration

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5.

Mention one significant difference between each of the following :

Ontogeny and Phylogeny


Ontogeny Phylogeny
Ontogeny (also ontogenesis or morphogenesis) is the origination and development of an organism, usually from the time of fertilisation of the egg to the organism's mature form - although the term can be used to refer to the study of the entirety of an organism's lifespan. Phylogeny is the evolutionary history of an organism. 
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6.

Explain why :

Salt is added in excess to pickles.

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7.

Explain why :

A large percentage of carbon dioxide forms carbonic acid within the RBCs whereas very little carbon dioxide forms carbonic acid in the plasma.

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8.

The blind spot in the eye is devoid of the ability of vision.

Explain Why?

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9.

State the contribution of each of the following scientists :

Blackman

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10.

State the contribution of each of the following scientists :

Charles Darwin

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