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.
The diagram below is an illustration of the longitudinal section of a plant organ. Study to answer the question below.
Food is stored in the part labeled
I
II
III
IV
Correct answer is B
The network of double membranes that conveys materials through the cytoplasm is the
plasma membrane
nuclear membrane
mitochondrion
endoplasmic reticulum
Correct answer is D
No explanation has been provided for this answer.
The organism with spiral chloroplasts and nucleus suspended by cytoplasmic strands is
Volvox
Spirogyra
Paramecium
Euglena
Correct answer is B
Spirogyra is a filamentous charophyte green alga of the order Zygnematales, named for the helical or spiral arrangement of the chloroplasts that is characteristic of the genus.
Use the following Classes of Arthropoda to answer the question below
I. Crustacea II. Insecta III. Arachinda IV. Chilopoda
Which of the classes is characterised by the possession of two pairs of antennae?
I
II
III
IV
Correct answer is A
No explanation has been provided for this answer.
Use the following classes of Arthropoda to answer the question below.
I. Crustacea II. Insecta III. Arachinda IV. Chilopoda
Which members of the classes live mainly in an aquatic habitat?
I
II
III
IV
Correct answer is A
No explanation has been provided for this answer.