Explain briefly Vivipary  from Class 12 ISC Previous Year Boar

Subject

Biology

Class

ICSE Class 12

Pre Boards

Practice to excel and get familiar with the paper pattern and the type of questions. Check you answers with answer keys provided.

Sample Papers

Download the PDF Sample Papers Free for off line practice and view the Solutions online.
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 Multiple Choice QuestionsShort Answer Type

11.

Mention one significant difference between each of the following :

Morula and Blastula

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12.

Answer the following

What is pulvinus?

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13.

Explain briefly

Photolysis
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14.

Explain briefly

Pollinium

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15.

Explain briefly

Vivipary 


Vivipary is the germination of seeds inside the fruit while the fruit is still attached with the mother plant. It is a method of reproduction in the plants growing in saline soil.
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16.

Explain briefly

Micturition

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17.

Explain briefly

Sarcomere

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18.

State the contribution of the following scientists :

(i) Robert Koch

(ii) Edward Jenner

(iii) Hansen

(iv) John Otto

(v) Funk

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19.

Elaborate the following

(i) ABA    

(ii) CNS

(iii) EEG    

(iv) AIDS

(v) ERV

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 Multiple Choice QuestionsLong Answer Type

20.

(a) Give the anatomical (internal structure) differences between a dicot stem and a monocot stem.

(b) Give an account of the different types of soil water.

(c) State the importance (one point) and one deficiency symptom of the following in our body.

(i) Folic acid   

(ii) Phosphorus

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