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.
In cellular respiration, energy is made available to organisms by
removal of a phosphate group from ADR
breaking off a phosphate group from ATP
adding a phosphate group to glucose
breaking off a hydrogen ion from NADPH
Correct answer is B
No explanation has been provided for this answer.
The mechanism for opening and closing plant stomata is based on
turgidity and diffusion
turgidity and flaccidity
osmosis and diffusion
diffusion and flaccidity
Correct answer is B
No explanation has been provided for this answer.
Which of the following processes involves diffusion?
Opening and closing of stomatal pores
Turgidity of herbaceous plants
Absorption of water through the root hairs
Absorption of digested food into the villi
Correct answer is D
No explanation has been provided for this answer.
Which of the following characteristics do fungi share in common with animals?
Presence of digestive tract
Movement from one place to another
Storage of carbohydrates as glycogen
Movement of centrioles during cell division
Correct answer is C
No explanation has been provided for this answer.
A typical plant cell is mainly distinguished from an animal cell by the possession of
chloroplast and nucleus
cell wall and cytoplasm
chloroplast and cell wall
cell wall and mitochondrion
Correct answer is C
No explanation has been provided for this answer.