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 feature that makes locomotion in water easy for fish is the?
scaly body
slimy body
streamlined body
lateral line
Correct answer is C
Fish are streamlined because the streamlined shape helps them move through the water with the least amount of resistance/friction.
A blue-green algae is not a protophyte because?
it is aquatic
its cells are prokaryotic
it cannot move
it is not a green plant
Correct answer is B
Nostoc is a procaryotic blue-green algae.
In plants, the structures that play roles similar to the arteries and veins of animals are the
xylem and phloem
root hair and xylem
lenticels and phloem
roots and stems
Correct answer is A
No explanation has been provided for this answer.
The first terrestrial vertebrates evolved from
pisces
reptilia
amphibia
mammalian
Correct answer is A
The earliest vertebrates resembled hagfish and lived more than 500 million years ago. As other classes of fish appeared, they evolved traits such as a complete vertebral column, jaws, and a bony endoskeleton. Amphibians were the first tetrapod vertebrates as well as the first vertebrates to live on land.
Alternation of asexual and sexual modes of reproduction is found in?
blue-green algae
euglena
fern
maize
Correct answer is C
Ferns use both sexual and asexual reproduction methods.