Biology

Which of the following are consumers in these food chains?

A. maize and rabbits B. chicken, rats and maize C. eagle, maize and snakes D. humans, eagle and snakes Correct…

6 years ago

An organism is considered a heterotroph when it?

A. feeds on inorganic food B. feeds on already manufactured food C. fixes atmospheric nitrogen D. respires anaerobically Correct Answer:…

6 years ago

The deficiency of vitamin D and calcium ions in the diet of a human causes?

A. anaemia B. night-blindness C. kwashiokor D. rickets Correct Answer: Option D D. rickets

6 years ago

Which of the following is not true about a potted plant left in the laboratory for one week without watering?

A. the cells of the plant will be turgid B. there will be wilting of the plant C. the leaves…

6 years ago

The deficiency of manganese in plants results in?

A. death of shoot B. leaves turning yellow C. stunted growth D. poor root development Correct Answer: Option D D.…

6 years ago

A solution which contains all the required elements in their correct proportions is known as a?

A. culture nutrient B. growth medium C. complete culture solution D. nutrient solution Correct Answer: Option C C. complete culture…

6 years ago

Which of the following structures occupies the neural canal of the vertebral column?

A. cerebellum B. hypothalamus C. medulla oblongata D. spinal cord Correct Answer: Option D D. spinal cord

6 years ago

Which hormonal deficiency is likely to cause an accumulation of reducing sugar in the urine?

A. thyroxine B. insulin C. secretin D. testosterone Correct Answer: Option B B. insulin

6 years ago

The body temperature of a mammal has to be maintained at a fairly constant level because?

A. excessive heat is continually lost by the body to the environment B. their body temperature is always higher than…

6 years ago