Which of the following statements is not true of paramecium?
It is slipper-shaped
The anterior end is blunt
The gullet is lined with cilia
It has an anal pore
Its vacuole is stationary
Correct answer is E
No explanation has been provided for this answer.
The part of the mammalian brain responsible for maintaining balance is
Medulla oblongata
Cerebellum
Optic lobe
Cerebrum
Olfactory lobe
Correct answer is B
No explanation has been provided for this answer.
In which of these association is much harm done to one of the partners?
Symbiosis
Epiphytism
Commensalism
Parasitism
Mutualism
Correct answer is D
No explanation has been provided for this answer.
which of these diseases cannot be controlled by killing the vector?
River blindness
Malaria
Polio
Cholera
Bilharzia (shistosoma)
Correct answer is C
No explanation has been provided for this answer.
When the ciliary muscles of the eye contract, the eye lens
Bulge
Contracts
Rotates
Flattens
Is rounded
Correct answer is E
No explanation has been provided for this answer.