Biology 2014 Jamb Examination
Biology 2014 Jamb Examination
Question 31
The part of the brain responsible for peristalsis is
The medulla oblongata controls involuntary activities such as heart rate, breathing, and peristalsis in the digestive tract, ensuring the smooth movement of food through the intestines.
Not clear enough?
Question 32
Which of the following instruments is used for measuring atmospheric pressure?
A barometer measures atmospheric pressure. It helps in predicting weather changes, as fluctuations in air pressure indicate approaching storms or fair weather.
Not clear enough?
Question 33
The influence of soil on organisms in a habitat is referred to as
Edaphic factors are soil-related influences, such as nutrient content, texture, and moisture, which affect the types of organisms that can survive and thrive in a particular habitat.
Not clear enough?
Question 34
The genetic make-up of an organism is described as
Genotype refers to the complete set of genes in an organism, determining its hereditary traits. It differs from phenotype, which is the observable expression of these genes.
Not clear enough?
Question 35
The use of moist skin for respiration in amphibians is known as
Cutaneous respiration is the process by which amphibians exchange gases through their moist skin. This adaptation allows them to survive both in water and on land.
Not clear enough?
Question 36
Water in plants is removed as water vapour through the process of
Transpiration is the loss of water from plant leaves as vapour through stomata. It helps in cooling the plant, maintaining nutrient flow, and creating a suction for water uptake.
Not clear enough?
Question 37
An example of an organ of perennation in plants is
Rhizomes are underground stems that store nutrients and allow plants to survive adverse conditions. They facilitate vegetative reproduction and ensure perennial growth.
Not clear enough?
Question 38
Alternation of generation is a feature shown in
Mosses exhibit alternation of generations, switching between a haploid gametophyte stage and a diploid sporophyte stage, which ensures genetic variation and adaptation to the environment.
Not clear enough?
Question 39
Coordination and regulation of body activities in mammals are achieved by the
Mammals coordinate and regulate body functions using nerves for rapid responses and hormones for slower, long-term control, ensuring homeostasis and proper physiological function.
Not clear enough?
Question 40
Which of the following is an aboreal organism?
Arboreal organisms, like birds, live primarily in trees. They have adaptations such as claws, wings, or prehensile tails that help them navigate and survive in a tree-dominated habitat.
Not clear enough?
You might like
Each of the questions below consists of two words that have a certain relationship to each other.
Select the pair of words.
BOUQUET : FLOWERS
Calculate the heat capacity of a material that absorbs 48KJ of heat at a differential temperature of 53ºC
Segun Ojo didn’t keep her books on double principle. On 1st Jan, 2014, cash in hand was 850, bank overdraft 3,500, debtor 15,500, stock 18,000, fittings 9,000 and creditors 12,700.
Compute the capital as at 1st Jan, 2014.
That year the harvest was sad, like a funeral, and many farmers wept as they dug up the miserable yams. One man tied his cloth to a tree branch and hanged himself.
The mood conveyed here is one of _____