Biology
Adjusting the focal length of the eye lens to view objects at different distances is done by:
- Cornea
- Iris
- Ciliary muscles
- Sclera
Related Questions
The ear ossicle that transports sound vibrations to the inner ear:
- Stapes
- Malleus
- Incus
- Cochlea
If a person has a heart attack, what must be done immediately?
P. Loosen his/her clothing
Q. Make him/her lie down in an airy room
R. Rush him/her to the hospital
S. Engage him/her in a conversation
- P and Q
- P and S
- R and S
- P, Q and R
Four friends P, Q, R and S were discussing the examples of genetic disorders. The examples they quoted were as follows:
P. Colour blindness and Malaria
Q. Albinism and Cholera
R. Haemophilia and Colour blindness
S. Haemophilia and Albinism
Who gave the correct examples?
- P and Q
- R and S
- P and R
- Q and S
Osmosis takes place when there is:
- A freely permeable membrane
- A cell wall
- A selectively permeable membrane
- An impermeable membrane