Search SchoolNGR

Biology Past Questions and Answers

Waec Biology Questions

Question 396:

Which of the following statements is false?

SchoolNGR Classroom

A Human sense of smell is easily fatigued
B The skin can perceive the sensations of touch, pain, pressure and temperature
C Taste buds and olfactory cells are active when wet as well as when dry
D Sensory nerve endings receive stimuli and send to the central nervous system
E Senses of smell and taste can be weakened by catarrh or blocked nose.

View Answer & Explanation

Question 397:

The following are directly involved in transmission of sound waves to the brain except

SchoolNGR Classroom

A Eardrum
B Auditory meatus
C Auditory ossicles
D Eustachian tube
E Cochlea

View Answer & Explanation

Question 398:

The term syncarpous is used to describe a flower when the carpels are

SchoolNGR Classroom

A Many and fused
B Two only
C Two and separate
D Many and free
E Lying at different parts of a flower

View Answer & Explanation

Question 399:

Which of the following structures are characteristics of insect pollinated flowers?

SchoolNGR Classroom

A Dull coloured flowers with no nectar
B Very light numerous and pendulous stamen
C Brightly coloured petals, scent nectar
D Flowers are usually small and inconspicuous
E Stigma are large, feathery and hang outside the flower

View Answer & Explanation

Question 400:

Which of the following statements is not correct?

SchoolNGR Classroom

A Shortage of food may be caused by pestilence, rinderpest and neglect of farming
B Shortage of food may lead to competition, emigration, death and decline in the rate of reproduction
C Over-crowding may lead to scarcity of food
D Dispersal of seeds and fruits prevents overcrowding
E Territorial defence encourages food scarcity in a habitat

View Answer & Explanation

Stay Updated

Follow us on:

Subjects