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.
Symbiosis
Commensalism
Predation
Parasitism
Saprophytism
Correct answer is A
No explanation has been provided for this answer.
The following are pathways of energy in the biosphere:
I. Heat energy is lost from body metabolism to the surrounding air
II. Energy passes to decomposers and parasites
III. Energy is transferred to the next higher level in a food chain
IV. Energy is also passed
by conduction to clothing and other objects
Use the information to answer the question below.
Which of the following pathways will energy follow to reach plasmodium in the red blood cells?
I, II, and III
I and II
II only
III and IV
IV and I
Correct answer is C
No explanation has been provided for this answer.
The following are pathways of energy in the biosphere:
I. Heat energy is lost from body metabolism to the surrounding air
II. Energy passes to decomposers and parasites
III. Energy is transferred to the next higher level in a food chain
IV. Energy is also passed by conduction to clothing and other objects
Use the information to answer the question below.
Which pathway directly leads to transfer of useful energy within a biological community?
I only
II and III only
I and III only
I and II only
IV only
Correct answer is B
No explanation has been provided for this answer.
Which of these groups of organisms is responsible for capturing energy for the biotic community?
Decomposers
Omnivores
Consumers
Producers
Detritus feeders
Correct answer is D
No explanation has been provided for this answer.
Which of the following is the correct method to collect soil organisms?
Heating the soil sample in an oven
Aerating the soil sample
Refrigerating the soil for some hours
Pouring hot water on the soil to enable the organism float
Placing a lighted electric bulb over soil in a funnel
Correct answer is E
No explanation has been provided for this answer.