Quiz

Section 1: Multiple Choice Questions

1. Which of the following is a luminous object?

A) The Moon

B) A piece of wood

C) An electric bulb that is on

D) A mirror

2. Which property of light explains the formation of shadows?

A) Reflection

B) Refraction

C) Light travels in straight lines

D) Dispersion

3. When light strikes an opaque surface, it primarily undergoes:

A) Transmission

B) Absorption and reflection

C) Refraction

D) Bending

4. The image formed by a plane mirror is always:

A) Real and inverted

B) Virtual and inverted

C) Real and erect

D) Virtual and erect

5. According to the laws of reflection, the angle of incidence is always equal to the:

A) Angle of refraction

B) Angle of the normal

C) Angle of reflection

D) Angle of deviation

Section 2: True or False

6. White light is composed of a single color.

(True / False)

7. A translucent material allows light to pass through completely and clearly.

(True / False)

8. Diffused reflection occurs when light strikes a smooth, polished surface.

(True / False)

9. The primary colors of light are Red, Green, and Blue.

(True / False)

Section 3: Fill in the Blanks

10. Light is a form of ________ that helps us to see.

11. The phenomenon of light bouncing back into the same medium after hitting a surface is called ________.

12. The left-right reversal of an image in a plane mirror is known as ________ ________.

TensesExercises

Tenses Exercises SNS Institutions

TENSES

Exercise I – Identify the type of tenses in following sentences:-

1. Damon drinks coffee every morning.

2. The boy got up late and missed the bus.

3. My mother goes to pray in the temple.

4. The team is playing very well.

5. The school will be closed for winter break.

6. Leonard graduated from college last year.

7. The baby has eaten all the chips.

8. Have you read Pride and Prejudice?

9. The train has just left the station.

10. The sick child has been sleeping for three hours.

11. They have known each other for a long time.

12. Sam was going to school.

13. When I went there, Bucky was pl aying video games.

14. The workers have been working on the building for a long time.

15. Penny had done her homework when her parents came back.

16. Mr Arnold had been writing his last book for four months.

17. I will move to Delhi soon.

18. Mr Samuel will be staying in New York next week.

19. Beverly will have left before you arrive to see her.

20. Mr Peter will have been teaching for twelve years next month.

2. Fill In The Blanks With The Appropriate Tense Forms:

1. The operator -----------(work) with his new machine when I (visit) him last week.

2. Scientists ------------- (find) that the burning of fossil fuels ----------------(increase) the level of greenhouse gasses.

3. Tendulkar----------------- (start) playing cricket at a very young age.

4. Japanese---------------- (make) great progress in the field of electronics since the sixties.

5. The bed was very comfortable. I ---------------- (have) a sound sleep.

6. It ------------------ (rain) heavily, while he was passing through the garden.

7. They ------------------- (be) in London, last summer.

8. Gold -------------------- (dissolve) in aqua regia only.

9. What you ---------------------- (look) for?

10. When I ----------------------- (have) my dinner, my friend came.

11. Kolkata- ------------------- (stand) on the banks of Hooghly.

12. By the end of this semester, we ---------------------- (pick) up a good practice in writing English.

13. We -------------------- (leave) for Delhi on Monday.

14. The recent cyclone ----------------------- (claim) a number of lives.

15. There ---------------------- (be) a gradual increase in the ground water level over the last ten years.

16. The earth _____ round the sun. (move)

17. My friends _____ the film yesterday. ( saw)

18. It started to rain while we _____ tennis. ( play)

19. I _____ English for five years. (have been studying, study, am studying

20. The train _____ before we reach the station. (arrive)

TensesExercises

Tenses Exercises SNS Institutions

TENSES

Exercise I – Identify the type of tenses in following sentences:-

1. Damon drinks coffee every morning.

2. The boy got up late and missed the bus.

3. My mother goes to pray in the temple.

4. The team is playing very well.

5. The school will be closed for winter break.

6. Leonard graduated from college last year.

7. The baby has eaten all the chips.

8. Have you read Pride and Prejudice?

9. The train has just left the station.

10. The sick child has been sleeping for three hours.

11. They have known each other for a long time.

12. Sam was going to school.

13. When I went there, Bucky was pl aying video games.

14. The workers have been working on the building for a long time.

15. Penny had done her homework when her parents came back.

16. Mr Arnold had been writing his last book for four months.

17. I will move to Delhi soon.

18. Mr Samuel will be staying in New York next week.

19. Beverly will have left before you arrive to see her.

20. Mr Peter will have been teaching for twelve years next month.

2. Fill In The Blanks With The Appropriate Tense Forms:

1. The operator -----------(work) with his new machine when I (visit) him last week.

2. Scientists ------------- (find) that the burning of fossil fuels ----------------(increase) the level of greenhouse gasses.

3. Tendulkar----------------- (start) playing cricket at a very young age.

4. Japanese---------------- (make) great progress in the field of electronics since the sixties.

5. The bed was very comfortable. I ---------------- (have) a sound sleep.

6. It ------------------ (rain) heavily, while he was passing through the garden.

7. They ------------------- (be) in London, last summer.

8. Gold -------------------- (dissolve) in aqua regia only.

9. What you ---------------------- (look) for?

10. When I ----------------------- (have) my dinner, my friend came.

11. Kolkata- ------------------- (stand) on the banks of Hooghly.

12. By the end of this semester, we ---------------------- (pick) up a good practice in writing English.

13. We -------------------- (leave) for Delhi on Monday.

14. The recent cyclone ----------------------- (claim) a number of lives.

15. There ---------------------- (be) a gradual increase in the ground water level over the last ten years.

16. The earth _____ round the sun. (move)

17. My friends _____ the film yesterday. ( saw)

18. It started to rain while we _____ tennis. ( play)

19. I _____ English for five years. (have been studying, study, am studying

20. The train _____ before we reach the station. (arrive)