It Is not advisable to sleep under a tree at night because of release of
oxygen in a lesser quantity than the required levels
oxygen in large amounts
carbon monoxide
carbon dioxide
- In plants water is carried upwards by
- Plants growing in sunlight are called
- Bio indicators are
- Which of the following diseases is not caused by a virus?
- Sex linked genes are carried by
- The endocrine glands secrete
- Oxygen transportation in human body takes place through1) Blood2) Lungs3) TissueThe correct sequence…
- The most primitive mammals are
- Diseases in plants can be caused by
- During dehydration, the human body is usually lost by the human body is
- Lamarck's theory of inheritance of acquired characters was challenged by
- Enzymes are produced by
- Genes are made of
- The following disease is prevented by triple-antigen immunization
- The 'germ theory of disease' was propounded by
- Biologists have so far known, found and identified a large number of species in the plant and animal…
- Vessels leaving the heart are
- The development of new organs is termed
- The association between leguminous plants and bacteria is
- What are oncogenes?
- Which of the following contains the highest protein content per gram?
- The smallest size of a cell which can be seen directly by the eye is
- The pH of normal urine of man ranges from
- Cancer is induced by certain viruses called
- Chlorosis is the phenomenon where leaves have
- Mutations could be created by X-rays. This was found by
- The animal without urinary bladder is
- The country where commercial production of cultured pearls is undertaken on large scale is
- Pearl is secreted by the __________ of the pearl oyster.
- Human blood is oxygenated and purified in the