Question 1 of 20 5,032 total questions
One of the ways of controlling noise pollution in urban areas is
A by siting industries away from residential areas
B that fuel should be completely combusted by engines
C by planting trees on both sides of the road
D by wearing ear devices
The causative agent of Poliomyelitis is
A Virus
B Fungus
C Protozoan
D Bacterium
The soil with highest water-retaining capacity is
A Clayey Soil
B Stoney soil
C Sandy soil
D Loamy Soil
Which of the following is a nitrogen-fixing blue-green algae of soil?
A Rhizobium
B Nitrosomonas
C Clostridium
D Anabaena
A severe and long dry season is a characteristic feature of
A Sahel Savanna
B Mangrove Swamps
C Sudan Savanna
D Guinea Savanna
The study of how and why population size change over time is
A Population estimation
B Population dynamics
C Population ecology
D Population Cycle
A characteristic feature of tropical rainforest is that it
A Contains trees with narrow leaves
B Contains large number of plant species
C Contains fewer number of plant species
D Has total annual rainfall of less than 50cm
Which of the following group of organisms feeds directly on green plants?
A Primary Consumers
B Secondary Consumers
C Producers
D Decomposers
The major limiting factors of productivity in the aquatic habitat include the following except?
A Food
B Temperature
C Water
D Sunlight
The genetic make-up of an organism is described as
A Allele
B Chromosome
C Phenotype
D Genotype
The influence of soil on organisms in a habitat is referred to as
A Edaphic
B Physiographic
C Biotic
D Topographic
Which of the following instruments is used for measuring atmospheric pressure?
A Hydrometer
B Hygrometer
C Thermometer
D Barometer
The part of the brain responsible for peristalsis is the
A Olfactory Lobe
B Medulla Oblongata
C Hypothallamus
D Thalamus
The Cerebellum of the Brain controls
A Reflex Action
B Muscular Activity
C Emotional Expressions
D the Endocrine System
Coordination and regulation of body activities in mammals are achieved by the
A nerves and muscle
B nerves and hormones
C nerves only
D hormones only
Alternation of generation is a feature shown in
A mosses
B fungi
C grasses
D conifers
An example of an organ of perennation in plants is
A rhizome
B seed
C petal of a flower
D calyx of flower
Water in plants is removed as water vapour through the process of
A diffusion
B osmosis
C evaporation
D transpiration
The use of moist skin for respiration in amphibians is known as
A cellular respiration
B cutaneous respiration
C buccal respiration
D pulmonary respiration
The stomata of leaves are similar in function to the
A pharynx of humans
B scales of fish
C spiracle of insects
D trachea of toads
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