Biology

An association between the root nodule of a leguminous plant and rhizobium sp, is known as?

A. commmensalism B. mycorrhiza C. parastism D. symbiosis Correct Answer: Option D - symbiosis

4 years ago

A hormone secreted at IV serves to?

A. make the body react to emergencies B. lower blood glucose level C. raise the level of calcium ions in…

4 years ago

Genetic counselling is important when a marriage is planned between a?

A. Rh- woman and Rh man+ B. Rh- woman and Rh- man C. Rh+ woman and Rh+ man D. Rh+…

4 years ago

In a population of living things, the parameters of size, height, weight and colour are examples of?

A. discontinuous variation B. continuous variation C. physiological variation D. non-heritable variation Correct Answer: Option B - continuous variation

4 years ago

To select and retain the desirable trait of large body size which a farmer has observed in his herd, the farmer needs to?

A. feed the animals in the herd with more food B. cross-breed his animals with a different herd C. inbreed…

4 years ago

Tissue respiration is important for the?

A. absorption of oxygen into the alveoli B. release of carbon (IV) oxide into the lungs C. release of energy…

4 years ago

A person that is obese must avoid meals containing?

A. carrots and oranges B. margarine and butter C. beaf and beans D. rice and yam Correct Answer: Option B…

4 years ago

In which of the following groups of fruits is the pericarp inseparable from the seed coat?

A. Nut B. Follicle C. Cypsela D. Crayopsis Correct Answer: Option D - Crayopsis

4 years ago

The organ located within the duodenal loop in the abdomen is the?

A. spleen B. pancreas C. liver D. gall bladder Correct Answer: Option B - pancreas

4 years ago