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November 15th, 2017, 10:23 AM
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Join Date: Mar 2012
Re: Biology NTSE Sample Papers

As you Asking for the Question Paper of the Biology Section of the NTSE Exam the Question Paper of the Biology Section is given below

The term ‘nonessential amino acids’ is applied to fatty acids that are
(a) synthesized in the body (b) water-soluble
(c) required by the body but not essential (d) useless

Cholesterol is related to
(a) fats (b) pancreas
(c) proteins (d) spleen

. Which one of the following components of ecosystem comes from outsides?
(a) Temperature (b) Insects
(c) Energy (d) Oxygen

Good soil is
(a) which allows the limited amount of water into it
(b) which allows to percolate the water slowly from it
(c) which allows to pass water very quickly from it
(d) which holds whole of water into it

A fertile soil is likely to have a pH value of
(a) 3-4 (b) 8-9
(c) 6-7 (d) 10-11
Water is a resource
(a) degradable maintainable (b) non-degradable maintainable
c) renewable (d) non-renewable

. Main cause of soil erosion
(a) afforestation (b) less rains
(c) thinning of ozone layer (d) deforestation

The bulk fixation of carbon through photosynthesis takes place in
(a) crop plants (b) oceans
(c) tropical rain forests (d) tropical rain forests and crop plants

. Storage sprouting of potato can be prevented by
(a) malic hydrazide (b) cytokinins
(c) gibberellins (d) IAA

World environment day is
(a) 5th June (b) 28th February
(c) 5th August (d) 28th April

Measurement of rate of oxygen utilization by a unit volume of water over a period of time is to measure
(a) biochemical oxygen demand (b) biosynthetic pathway
(c) biogas generation (d) fermentation

Eutrophication leads to death of fish due to
(a) increased O2 content (b) increased algae content
(c) decreased algae content (d) decreased O2 content

The two great industrial tragedies namely, MIC and Chernobyl tragedies respectively
occurred where and at which time?
(a) Bhopal 1984, Ukraine 1990 (b) Bhopal 1984, Ukraine 1988
(c) Bhopal 1984, Ukraine 1986 (d) Bhopal 1986, Russia 1

Question Paper of the Biology Section of the NTSE Exam Answer key:

1. (a) 2. (a) 3. (c) 4. (b) 5. (c) 6. (a) 7. (d) 8. (b) 9. (b) 10. (a) 11. (d) 12. (a) 13. (a) 14. (a) 15. (a) 16. (d) 17. (c)


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