Question Detail

Which among the following lens is used to treat Presbyopia ?

Convex Lens
Concave Lens
Bifocal Lens
Cylindrical Lens

Answer: Option C

Similar Questions :

1. Nuclear membrane is absent in ?

Protozoans
Prokaryotes
Eukaryotes
None of the above

Answer: Option B

2. Plants receive their nutrients mainly from ?

atmosphere
chlorophyll
light
soil

Answer: Option D

3. Leukemia is a disease of the ?

lungs
blood
liver
brain

Answer: Option B

4. Herbicides are used to control ?

Fungi
Nematodes
Weeds
Insects

Answer: Option C

5. Who invented Polio Vaccine ?

Harrison and Sympson
Johan E. Salk
Luvenhauk - Leeuwenhock
Karl Landsteiner

Answer: Option B

Explanation:

Harrison and Sympson invented chloroform,

Luvenhauk - Leeuwenhock invented Bacteria,

Karl Landsteiner invented Blood Transfer.

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