OTS Biology Mcqs Online Test 4

OTS Biology Mcqs Online Test 4 Preparation Question Answers Start Below

Which character differentiates living things from non-living organisms?

They are highly organized and complex made of one or more cells and contain genetic material
They live in the same ecosystem.
They are acted upon by the same environment
Both a and b

Correct!

Wrong!

About __________ of the body weight of a mammal is water ?

 

60%
65%
70%
75%

Correct!

Wrong!

The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?

 

Molecular biologists
Microbiologists
Freshwater biologists
Social biologist

Correct!

Wrong!

The average internal temperature of human body is  ?

 

35 oC .
36 oC
37 oC
38 oC

Correct!

Wrong!

The study of fossils is called?

 

Environmental Biology
Historical biology
Palaeontology
Social biology

Correct!

Wrong!

Sythetic insulin from pork was formed by which technique?

 

Biotechnology
Social biological techniques
Parasitology
Both a and c

Correct!

Wrong!

People living in high altitudes (like mountains) usually have a ?

 

smaller number of Red Blood Cells
larger number of Red Blood Cells
smaller number of White Blood Cells
larger number of White Blood Cells

Correct!

Wrong!

Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.

 

Vitamin A
Vitamin C
Vitamin D
B complex

Correct!

Wrong!

Crop rotation helps in ?

 

Growth of pathogens
Soil Infertility
Slowing of crops growth
Eradication of disease

Correct!

Wrong!

On wound __________ fight foreign particles, like bacteria?

 

White Blood cells
Red Blood Cells
Platelets
Plasma

Correct!

Wrong!

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