Waec 1992 Biology Past Questions And Answers
Which of the following is not a courtship behaviour exhibited by animals
- A. Pairing
- B. Display
- C. Seasonal migration
- D. Hibernation
Which of the following is a similarity between a typical animal cell and a typical plant cell?presence of
- A. cellulose cell wall
- B. chlorophyll
- C. centrally-placed nucleus
- D. cell membrane
(a) Explain the following terms: (i) voluntary action.
(ii) involuntary action.
(b) State three functions each of: (I) insulin;
(ii) auxins.
(c) Describe an experiment to show that plant roots respond positively to gravity.
View Discussion (0)WAEC 1992 THEORYThe following agencies are responsible for conservation in Nigeria except
- A. Forestry Department
- B. Nigerian Conservation Society
- C. Games Reserve Authority
- D. Nigerian Red Cross Society
Which of the following diseases or disorders can be prevented by the application of the knowledge of heredity through marriage counseling ?
- A. Sickle cell anaemia
- B. Haemophilia
- C. Diabetes mellitus
- D. Colour blindness
Which of the following mineral salts is a trace element?
- A. Zinc
- B. Carbon
- C. Hydrogen
- D. Potassium
One of the major criticisms against Mendelian laws is that they do not recognise that
- A. one trait is often controlled by many pairs of genes
- B. single factor inheritance is never a reality
- C. complete dominance is always possible
- D. incomplete dominance is not possible
The largest game reserve in Nigeria is the
- A. Kainji Game Reserve in Niger State
- B. Zamfara Forest Reserve in Sokoto State
- C. Yankari Game Reserve in Bauchi State
- D. Borgu Game Reserve in Niger State
The offspring produced when pure strains interbreed is descried as
- A. dominance
- B. phenotype
- C. allele
- D. hybrid
One of the factors that must be considered for sate blood transfusion is
- A. social class of the donor
- B. age of the recipient
- C. rhesus factors of the donor and the recipient
- D. nationality of the donor