Question

mde/sept 2026
on 1
rious options are provided as possible answers to the following question. choose the correct answer and write only the letter (a to d) next to the question number (1.1.1 to 1.1.10) in your answer book, for example 1.1.11 a
1.1 a group of organisms of the same species occupying the same habitat at the same time.
a population
b community
c competition
d natality
1.2 which statement in not true of emphysema?
a it is caused by smoking.
b alveoli sacs lose their shape.
c the surface area of the lungs is greatly reduced.
d it is curable.
1.3 it is recommended that athletes train at a higher altitude for a few weeks before a major event to increase the number of red blood cells in their body. the number of red blood cells increase to....
a increase oxygen absorption because of the low oxygen in the atmosphere.
b allows the body time to remove excess carbon dioxide.
c increase the amount of carbon dioxide exhaled due to higher levels of carbon dioxide in the atmosphere.
d allows the body to absorb more oxygen due to lower levels of oxygen in the atmosphere.
1.4 which of the following is usually associated with organisms that depend on the same resources?
a carrying capacity
b migration
c deaths
d competition

Explanation:

1.1: A population is a group of organisms of the same species in the same habitat at the same time.
1.2: Emphysema is a chronic, non - curable lung disease often caused by smoking where alveoli lose shape and lung surface area is reduced.
1.3: Training at high altitude increases red blood cell count to increase oxygen absorption due to low oxygen in the atmosphere.
1.4: Competition occurs when organisms depend on the same resources.

Answer:

1.1 A. Population
1.2 D. It is curable
1.3 A. increase oxygen absorption because of the low oxygen in the atmosphere
1.4 D. Competition