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Biology

Biology
The disease Goitre is caused in persons who do not have in their diet sufficient

Iodine
Sodium
Calcium
Iron

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Biology
When a Cuttlefish is described as a Molluscs, it is at which level of classification?

Class
Order
Family
Phylum

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Biology
Nitrogenous bases in DNA and RNA?

Cytosine
Guanine
Adenine
All listed here

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Biology
Example of a single celled organism

Paramaecium
All of these
Algae
Amoeba

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Biology
Enzymes are important because they

Contain water
Speeds up chemical reactions
Transfer genetic information
Maintain cell shape

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Biology
Which disease killed more peoples than any other death causing factors including all other diseases,natural calamities and wars?

Small Pox
MJeasles
Tetanus
Malaria

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