1.which of the statements is TURE of inhalation of air by man? A. intercoastals muscle...

1.which of the statements is TURE of inhalation of air by man?
A. intercoastals muscle relax
B. diaphragm is raised
C. pressure of the thoracic cavity increases
D. size of the thoraic cavity increases

2. where is energy produced in a cell?
A. lysosomes
B. nucleolus
C. mitochondria
D. chloroplast

3.which of these parts of the mammalian ear is directly concerned with the sense of balance?
A. semi circular canals
B. eustachain tube
C. eardrum
D. cochlear

4.Examples of water - borne and sex-linked diseases are?
A. dracunculiasis and haemophilia
B. cholera and gonorrhoea
C. taeniasis and malaria
D. typhoid and syphilis

5.A certain savanna grasshopper changes colour from green during the rainy season to brown during the dry season and black after the dry season bush fires. The reason for the colour changes is that the?
A. grasshopper is frequently moulting
B. grasshopper is getting older
C. environmental temperature is changing
D. grasshopper is avoiding predation?

In Biology
4 Answers Available
Asked by Ayomide on 18th February, 2019