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 statements is correct about organs?
They are composed of specialized cells
They perform a certain overall function
They are not found in plants
Unicellular animals have few organs
Correct answer is B
No explanation has been provided for this answer.
The epidermis of the mammalian skin is an example of a tissue because the cells
prevent light from passing through them
have a similar structure and function
prevent excessive loss of water
are impregnated with keratin
Correct answer is B
No explanation has been provided for this answer.
Which of these organelles is common to both plant and animal cells?
Chloroplast
Centriole
Mitochondrion
Pyrenoid
Correct answer is C
No explanation has been provided for this answer.
The following life processes are common to both plants and animals except
respiration
growth
reproduction
photosynthesis
Correct answer is D
No explanation has been provided for this answer.
Which of the following is not an evidence of evolution?
Fossil records
Comparative embryology
Polymorphism
Comparative anatomy
Correct answer is C
No explanation has been provided for this answer.