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Class 10 Compulsory Science and Technologyकक्षा १० विज्ञान तथा प्रविधि — SEE notes & solutions

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Class 10 SEE Compulsory Science and Technology Question Paper 2082 (SEE) – Solved

NEB

2082

Class 10 (SEE)

Compulsory Science and Technology

Full Marks: 75

Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

"समूह 'क'"

तलका प्रश्नको ठिक विकल्प छानी उत्तरपुस्तिकामा लेख्नुहोस् : Choose the best alternative of the following questions and write in the answer sheet.

[10×1=10]

"समूह 'ख'"

तलका प्रश्नको अति छोटो उत्तर लेख्नुहोस् : Write very short answers of the following questions.

[9×1=9]

"समूह 'ग'"

तलका प्रश्नको छोटो उत्तर लेख्नुहोस् : Write short answers of the following questions.

[14×2=28]

"समूह 'घ'"

तलका प्रश्नको लामो उत्तर लेख्नुहोस् : Write long answer of the following questions.

[7×4=28]

2.

तलको तालिकामा विभिन्न रक्तकोषहरूको विवरण दिइएको छ :
Some information about blood cells is given in the table below:

रक्तकोषिकाको नाम
Name of blood cells
आकार
Shape
न्युक्लियस
Nucleus
उत्पादन हुने ठाउँ
Place of production
X बाइकन्केष
Biconcave
नभएको
absent
बोन म्यारो
Bone marrow
Y अनियमित
Irregular
भएको
present
बोन म्यारो
Bone marrow
Z गोलाकार
Spherical
नभएको
absent
बोन म्यारो
Bone marrow

(a) यीमध्ये कुन रक्तकोषको कमीले गर्दा मानिसमा रक्तजल्पता रोग लाग्छ ?
Among them, deficiency of which blood cell causes anemia?

(b) यीमध्ये कुन रक्तकोषले शरीरमा रोग प्रतिरोधात्मक शक्तिको विकास गर्छ ?
Among them, which blood cell develops immunity in the body?

(c) यीमध्ये रगतमा कुन रक्तकोषको अत्यधिक मात्राले हृदयाघातको सम्भावना हुन्छ ?
Among them, the excess presence of which blood cell in the blood shows the possibility of risk of heart attack?

(d) AIDS लागेको व्यक्तिमा X, Y र Z मध्ये कुन रक्तकोषको कमी हुन्छ ?
Among X, Y and Z, which blood cell will be less in the blood of a person suffering from AIDS?

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