Biology 1990 WAEC Past Questions

Exam Type:

Exam year:

Question Type:

Topics:

Clear Selections
Change Subject Post a Question Check Syllabus Study My Bookmarks Past Questions Videos Watch Video Lessons Download App

Your School's Whatsapp Group - Join Us now

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

Thrombocytes are blood cells responsible for initiating

A. phagocytosis of bacteria
B. synthesis of ribosomes
C. clotting of the blood
D. immunity to certain infectious diseases
E. removal of carbondioxide from tissues.

View Answer & Discuss (1) WAEC 1990

When gametes from pure breeding parents with contrasting features such as tallness and shortness are
involved in monohybrid cross, the offspring in the first filial generation are usually

A. pure breed
B. heterozygous dominant
C. homozygous recessive
D. mutants
E. co-dominant

View Answer & Discuss WAEC 1990

A pair of genes which controls a trait is described as?

A. dominant
B. recessive
C. allele
D. variant
E. hybrid

View Answer & Discuss (1) WAEC 1990

The genetic make-up of an organism is described as its

A. phenotype
B. genotype
C. character
D. chromosome
E. allele

View Answer & Discuss WAEC 1990

The precondition for transfusion of blood to an accident victim is

A. seeking the consent to his parents
B. ascertaining the religious belief of the victim
C. cross-matching the blood group of the donor with that of the accident victim
D. curing the donor of any disease traced in his blood
E. rewarding the donor with food and money.

View Answer & Discuss WAEC 1990

Start a Free Practice Test

Subjects

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Biology 1990 WAEC Past Questions

Subjects

Sign In