How well do you understand living things and their vital processes? Whether you are preparing for JAMB, WAEC, NECO and Post-UTME, these Biology past questions and answers cover such subjects as the chemistry of life, botany, evolution, genetics, ecology etc to help you know what to expect, improve your speed and confidence and be really prepared for the actual aptitude test.
Which of the following is not true about auxins? They
are manufactured by plants
are used in the site of production
are normally present in minute quantities in the cells of plants
regulate growth rate of plants
regulate direction of growth in plants
Correct answer is B
No explanation has been provided for this answer.
Which of the following structures control the activities of the living cell?
Nucleus
Centrosome
Chloroplast
Golgi body
Mitochondrion
Correct answer is A
No explanation has been provided for this answer.
Which of the following methods of reproduction is common to Paramecium and Amoeba?
Conjugation
Sexual reproduction
Binary fission
Budding
Fragmentation
Correct answer is C
No explanation has been provided for this answer.
Which of the following processes will not introduce carbondioxide into the atmosphere?
Breathing
Photosynthesis
Respiration
Putrefaction
Burning
Correct answer is B
No explanation has been provided for this answer.
carbondioxide absorbed by leaves can diffuse to the roots
oxygen produced in the leaves can diffuse to the submerged parts
salts absorbed by roots can reach other parts of the plant
plant hormones are transported to various parts
manufactured food is translocated
Correct answer is B
No explanation has been provided for this answer.