NSO Level 1- Science Olympiad (SOF) Class 10: Questions 889 - 894 of 1497
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Question 889
Question Match List-Ⅰ List-Ⅱ▾
Match the column I and column II and the select the correct option from the coded given below:
List-Ⅰ (Column I) | List-Ⅱ (Column II) |
---|---|
(A) Sclera | (i) Controls light level similar to the aperture of a camera |
(B) Optic nerve | (ii) Provides the eye its form and shape |
(C) Vitreous humour | (iii) Protects the outer coat |
(D) Iris | (iv) Transmits electrical signals to the brain |
Choices
Choice (4) | Response | |
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a. |
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b. |
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c. |
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d. |
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Question 890
Question MCQ▾
What does ‘X’ represent?
Choices
Choice (4) | Response | |
---|---|---|
a. | Gap junction | |
b. | Synapse | |
c. | Interneural bridge | |
d. | Tight junction |
Question 891
Question 892
Question MCQ▾
Which is the following is the characterise of wind pollinated flowers?
Choices
Choice (4) | Response | |
---|---|---|
a. | Small dull coloured petals | |
b. | Large brightly coloured petals | |
c. | Flowers have scent | |
d. | None of the above |
Passage
Read the following passage and answer the question.
Commercially Compounds of carbon is a colorless liquid having a pleasant smell and soluble in water. This Compound is X.
Commercially Compounds of carbon is too a type of alcohol which is poisonous in nature. it is colorless, violate, with a distinctive odor similar to ethanol. This Compound is Y.
Z is the ethyl alcohol, which is made unfit for drinking by adding smell amounts of poisonous methanol, copper sulphate etc.
Question 893 (1 of 3 Based on Passage)
Question MCQ▾
What is X?
Choices
Choice (4) | Response | |
---|---|---|
a. | Ethanol | |
b. | Alcohol | |
c. | Methanol | |
d. | Question does not provide sufficient data or is vague |