NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1659 - 1663 of 2028

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Question 1659

Question

MCQ▾

Who showed that when electrodes were immersed in water and current was passed through water, bubbles of oxygen and hydrogen were produced?

Choices

Choice (4)Response

a.

John Frederic Daniel

b.

Thomas Alva Edison

c.

Alessandro Volta

d.

William Nicholson

Passage

See the following diagram of human eye, and answer the questions given below it.

Diagram of Human Eye

Question 1660 (1 of 3 Based on Passage)

Question

MCQ▾

Which of the following letter represents iris of eye?

Choices

Choice (4)Response

a.

Q

b.

P

c.

S

d.

R

Question 1661 (2 of 3 Based on Passage)

Question

MCQ▾

The letters and represent, respectively:

Choices

Choice (4)Response

a.

Iris, Lens and Cornea

b.

Retina, Cornea and Lens

c.

Retina, Lens and Cornea

d.

Iris, Lens and retina

Question 1662 (3 of 3 Based on Passage)

Question

MCQ▾

What is the function of part of eye represented by , in figure?

Choices

Choice (4)Response

a.

Covers anterior chamber of eye

b.

Controlling the amount of light entering the eye by contracting or dilating

c.

On which image formed

d.

Allows the light to fall on retina

Question 1663

Question

MCQ▾
The Cells Shown in the Figure X and Figure Y

What are the functions of the cells shown in the figure above?

Choices

Choice (4)Response

a.

Table of the Functions of the Cells
XY
To transport toxinsTo form zygote

b.

Table of the Functions of the Cells
XY
To transmit impulsesTo transport carbon

c.

Table of the Functions of the Cells
XY
To produce reproductive cellsTo engulf and kill bacteria

d.

Table of the Functions of the Cells
XY
To fertilize egg cellTo transport oxygen

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