NSO Level 1- Science Olympiad (SOF) Class 10: Questions 503 - 506 of 986

Access detailed explanations (illustrated with images and videos) to 986 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time!

View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

Question number: 503

» Periodic Classification of Elements

Edit
MCQ▾

Question

Read the given statements and mark the correct option.

Statement 1: Limitations of Mendeleev’s classification the atomic masses do not increase in a regular manner in going from one element to the next.

Statement 2: Modern Periodic Law is Properties of the elements are the periodic function of their atomic numbers.

Choices

Choice (4)Response

a.

Only statement 2 is correct

b.

Statements 1 and 2 are incorrect

c.

Statements 1 and 2 are correct

d.

Only statement 1 is correct

Question number: 504

» Carbon and Its Componds

Edit
MCQ▾

Question

Which is not a physical property of carbon?

Choices

Choice (4)Response

a.

Carbon is Very brittle.

b.

Diamond is highly transparent

c.

Graphite is insulator of electrical conductivity.

d.

Graphite, diamonds and coal are all nearly pure forms of carbon

Passage

Direction: Observe the following diagram and answer the question below

Image of the eye and lens

Image of the Eye and Lens

Question number: 505 (1 of 4 Based on Passage) Show Passage

» Human Eye and Colourful World

Edit
MCQ▾

Question

The lens in the eye and concave lens are serve the same general purpose.

What is that purpose?

Choices

Choice (4)Response

a.

To reduce the amount of that enters the eye

b.

To refract light

c.

To open up the eye to light

d.

To reflect light

Question number: 506 (2 of 4 Based on Passage) Show Passage

» Human Eye and Colourful World

Edit
MCQ▾

Question

What is the true about the condition of myopia?

Choices

Choice (4)Response

a.

The lens of the eye is too thin

b.

The image focuses after in reaches it the retina

c.

The eye from front to back is longer than normal

d.

All of the above

Developed by: