www.growtheducationpoints.com2021-09-08T22:06:38+00:00Nios Science And Technology (212) Tutor Marked Assignment 2021-22
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1. Answer any one out of the following questions in about 40-60
(A) Mention the factors responsible for variation in forces of attraction between any two
celestial objects in the universe.
(B)Explain thermal expansion process with the help of diagram and two suitable examples
from daily life.
2. Answer any one out of the following questions in about 40 to 60 words.
(b) Write the formula of the compounds. (See Lesson-3)
(i) Ca2+ PO43–
(ii) NH4+ CO32–
(iii) Al3+ SO32–
(iv) C4+ Cl
3. Answer any one out of the following questions in about 40 to 60 words.
(a) There are some unspecialized cells in our body which have capacity to undergo mitosis
and can redivide to produce number of identical cells. Name these types of cells and
from where are these cells obtained in an embryo and adults.
(i) If the cerebellum is not functioning properly, which activities of our body would get affected?
(ii) Which part of the brain controls all involuntary actions?
4. Answer any one out of the following questions in about 100 to 150 words.
(a) You select any one device for sound communication other than independent, oral or
printed communication and explain...
