A function of the hydrochloric acid produced in the human stomach during digestion is to
neutralise the effect of bile
coagulate milk protein and emulsify fats
stop the action of ptyalin
break up food into smaller particles
Correct answer is C
No explanation has been provided for this answer.
Which of the following organisms is both parasitic and autotrophic?
Sundew
Loranthus
Rhizopus
Tapeworm
Correct answer is A
No explanation has been provided for this answer.
In plants, which of the following is required in minute quantities for growth?
Copper
Potassium
Phosphorus
Sodium
Correct answer is A
No explanation has been provided for this answer.
urethra
urter
bladder
seminal vesicle
Correct answer is A
No explanation has been provided for this answer.
Which of the following plant structures lacks a waterproof cuticle?
leaf
stem
root
shoot
Correct answer is C
No explanation has been provided for this answer.