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Biology

Biology
Which of the following micro-organism causes diseases like polio and chicken pox?

Algae
Virus
Bacteria
Protozoa

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Biology
Which of the following contain enzymes for cellular respiration ?

Mitochondria
Lysosomes
Dictyosomes
Endoplasmic reticula

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Biology
Which of the following is not an enzyme?

Ptyalin
Pepsin
Trypsin
Oxytocin

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Biology
Source of infection in diseases like Tuberculosis, Mumps and Whooping cough is

Carrier organism
Droplets of saliva
Direct contact
A vector

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Biology
What is common in both striated and cardiac cell

Contractions
Shape
Number
Striations

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Biology
AIDS is caused by the Human Immunodeficiency Virus (HIV). The transmission of HIV infection generally occurs through

Shaking hand with infected person
Transfusion of contaminated blood and blood products
Eating contaminated food and water
Inhaling polluted air

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