B ইউনিট

কোন প্রক্ষিপ্ত অনুভূমিক পাল্লা সর্বাধিক উচ্চতার $4 \sqrt{3}$ গুণ হলে প্রক্ষেপ কোণ কত ?

90 °

60 °

45 °

30 °

90 °

60 °

45 °

30 °

2902.

যদি $A = \{x : x^{2} - 5 x + 6 = 0\}$ এবং $B = \{x : x^{2} - 11 x + 24 = 0\}$ হয় । তবে $A \cap B = ?$

\{4\}

\{2\}

\{5\}

\{3\}

\{4\}

\{2\}

\{5\}

\{3\}

2903.

নিম্নের কোন সিরিজের প্রত্যেকটি কণাতেই একই সংখ্যক ইলেকট্রন বিদ্যমান।

C I^{-} B r^{-} I^{-}

F^{-} N e N a^{+}

K^{+} C a^{2 +} B r^{-}

L i^{+} N a^{+} K^{+}

C I^{-} B r^{-} I^{-}

F^{-} N e N a^{+}

K^{+} C a^{2 +} B r^{-}

L i^{+} N a^{+} K^{+}

2904.

$2 - 4 + 8 - 16 +$ ..... ধারাটির প্রথম সাতটি পদের সমষ্টি কত ?

80

73

84

86

80

73

84

86

2905.

(1,2), (-3,1),(-2,-3),(2,-2) বিন্দুগুলো সংযোগ করলে কি তৈরি হয় ?

বর্গক্ষেত্র

রম্বস

আয়তক্ষেত্র

সামান্তরিক

বর্গক্ষেত্র

রম্বস

আয়তক্ষেত্র

সামান্তরিক

2906.

একটি ধাতু "X" অক্সাইড উৎপন্ন করে যার সংকেত যথাক্রমে XO এবং $X_{2} O_{3}$ পর্যায় সারণিতে এর অবস্থান কোথায় ?

গুরুপ II তে

গুরুপ III তে

গুরুপ I তে

অবস্থান্তর মৌলে

গুরুপ II তে

গুরুপ III তে

গুরুপ I তে

অবস্থান্তর মৌলে

2907.

একটি মৌল X, একটি হাইড্রোক্সাইড উৎপন্ন করে যা এসিড এবং ক্ষার উভয়ে দ্রবণীয়, এখানে X কোনটি

AI

Ca

Cu

Fe

AI

Ca

Cu

Fe

2908.

ব্ল - ভিট্রিওল $(C u S O_{4 .} 5 H_{2} O)$ এ "Cu" এর শতকরা পরিমান কত ?

52.6%

35.8%

25.0%

25.6%

52.6%

35.8%

25.0%

25.6%

2909.

ইথেন কে অতিরিক্ত অম্লীয় $K_{2} C r_{2} O_{7}$ এর উপস্থিতিতে উত্তপ্ত করলে সঠিক উৎপাদ কোনটি ?

ইথেন

ইথিন

ইথাইল ইথানয়েট

ইথাইনয়িক এসিড

ইথেন

ইথিন

ইথাইল ইথানয়েট

ইথাইনয়িক এসিড

2910.

${(2 x^{2} + \frac{P}{x^{3}})}^{10}$ এর বিস্তৃতীতে $x^{5}$ এবং $x^{15}$ এর সহগ দুটি পরস্পর সমান হলে P এর ধনাত্মক মান কত ?

\sqrt{3}

\frac{1}{\sqrt{3}}

\frac{\sqrt{3}}{2}

\frac{2}{\sqrt{3}}

\sqrt{3}

\frac{1}{\sqrt{3}}

\frac{\sqrt{3}}{2}

\frac{2}{\sqrt{3}}

2911.

Choose the correct translation: "আমি না আসা পর্যন্ত তুমি অপেক্ষা কর ।"

Wait here till I come

Wait here until I come

Wait here till not I come

Wait here till I do not come

Wait here till I come

Wait here until I come

Wait here till not I come

Wait here till I do not come

2912.

সে যে কলমটি চুরি করেছিল সেটি স্পষ্ট ।

It is clear that he stole the pen.

Clear that he stole the pen.

Clear that he was stolen the pen.

None of the above.

It is clear that he stole the pen.

Clear that he stole the pen.

Clear that he was stolen the pen.

None of the above.

2913.

Select the correct sentence

He is poor and honest.

He is poor but honest.

He is honest and poor.

He is poor, honest.

He is poor and honest.

He is poor but honest.

He is honest and poor.

He is poor, honest.

2914.

Choose the correct sentence

I need a few furniture.

I do not need many furniture.

I do not leave some furniture.

I need some furniture.

I need a few furniture.

I do not need many furniture.

I do not leave some furniture.

I need some furniture.

2915.

Choose the correct sentence

I take pride for my achievement.

I take pride with my achievement.

I take pride in my achievement.

I take pride for my achievement.

I take pride with my achievement.

I take pride in my achievement.

2916.

Select the synonym: Competent

Circumspect

capable

Discrete

Prudent

Circumspect

capable

Discrete

Prudent

2917.

Select the synonym: Unequivocal

Unequal

Low price

clear

Not protesting

Unequal

Low price

clear

Not protesting

2918.

Select the antonym: Alleviate

endure

worsen

enlighten

None

endure

worsen

enlighten

None

2919.

Select the antonym: Trust

Gusty

Doubt

Peace

Believe

Gusty

Doubt

Peace

Believe

2920.

The greenhouse effect is _____ phenomenon.

natural

global

artificial

meritime

natural

global

artificial

meritime

2921.

My father arrived while I _____ the dinner.

would cook

Cook

was cooking

had cooked

would cook

Cook

was cooking

had cooked

2922.

I will meet ______ man also who came here yesterday.

a

the

an

An,a

a

the

an

An,a

2923.

The view was wonderful.If _____ a camera with me, I would have taken some photograph.

I had

I would have

I would have had

I'd had

I had

I would have

I would have had

I'd had

2924.

He is intent _____ visiting France.

in

on

for

of

in

on

for

of

2925.

The food is not ____ my test.

in

to

on

for

in

to

on

for

2926.

Everyone should respect ______ teachers.

his

one's

own

their

his

one's

own

their

2927.

"I offered him a chair." -What is the correct passive statement for this sentence.

Chair was offering him by me.

He was offered a chair by me.

He offered a chair by me.

He was offering a chair by me.

Chair was offering him by me.

He was offered a chair by me.

He offered a chair by me.

He was offering a chair by me.

2928.

Choose the incorrect sentence

Who is the best of the two boys.

Who is the best among these boys.

Who is the best among the three boys

Who is the best boy of this group.

Who is the best of the two boys.

Who is the best among these boys.

Who is the best among the three boys

Who is the best boy of this group.

2929.

What is the function of the underlined word ?"He stood $b e f o r e$ me.,"

pronoun

Preposition

verb

adverb

pronoun

Preposition

verb

adverb

2930.

Choose the correct direct speech of the following sentence: I called him a coward

I said to him, "You are a coward."

I said to him that, "You are coward."

I called him, "You are coward."

He said to him, "You are a coward."

I said to him, "You are a coward."

I said to him that, "You are coward."

I called him, "You are coward."

He said to him, "You are a coward."

2931.

"Nobody trust a liar." The interrogative form is -

Does nobody trust a liar ?

Does anybody trust a liar?

What does not trust a liar?

Who trust a liar?

Does nobody trust a liar ?

Does anybody trust a liar?

What does not trust a liar?

Who trust a liar?

2932.

The picture was (to hang) on the wall.

hanged

to hang

to be hanged

hung

hanged

to hang

to be hanged

hung

2933.

Which one is the correct sentence transformed according to the direction given in bracket? He is not the strongest Man in the village.(Positive Degree)

Many other men in the village are as strong as he.

He is as strong as others.

He is hardly a strong man.

No other man is as strong as he in the village

Many other men in the village are as strong as he.

He is as strong as others.

He is hardly a strong man.

No other man is as strong as he in the village

2934.

সে হাসতে হাসতে ঘরে ঢুকলো ।

He laughed and entered the room.

He intered the room and laughed.

Entering the room and he laughed.

He intered into the room laughing.

He laughed and entered the room.

He intered the room and laughed.

Entering the room and he laughed.

He intered into the room laughing.

2935.

তুমি কি ধরনের মানুষ ?

What kind of man are you ?

What kind of a man are you ?

What kind of a man you are ?

What kind of man you are ?

What kind of man are you ?

What kind of a man are you ?

What kind of a man you are ?

What kind of man you are ?

2936.

সে ইংরেজি বলতে ভালোবাসে ।

He loves to speak English.

He likes to speaking English.

He is found of speaking English.

He is fond of speak english.

He loves to speak English.

He likes to speaking English.

He is found of speaking English.

He is fond of speak english.

2937.

Select the correct sentence

Every Bangladeshi ought to love their country.

Every Bangladeshi has ought to love his country.

Every Bangladeshi ought to love his country.

none of them

Every Bangladeshi ought to love their country.

Every Bangladeshi has ought to love his country.

Every Bangladeshi ought to love his country.

none of them

2938.

Select the correct sentence

I made my car to stop.

I made my car stop.

I made my car stopping.

I mean my car stoped.

I made my car to stop.

I made my car stop.

I made my car stopping.

I mean my car stoped.

2939.

Select the synonym: Fickle

Constant

Stable

unstable

trustworthy

Constant

Stable

unstable

trustworthy

2940.

Select the synonym: Astute

acute

autistic

economic

Shrewd

acute

autistic

economic

Shrewd

2941.

Select the antonym: Oral

Vocal

written

verbal

Battle

Vocal

written

verbal

Battle

2942.

Select the antonym: Censure

Enclose

Census

praise

penetrate

Enclose

Census

praise

penetrate

2943.

Bangladesh is land _______ in active earthquake zone.

lies

is lying

lying

has lied

lies

is lying

lying

has lied

2944.

Ronald Regan was the president of ______ USA.

the

a

an

None

the

a

an

None

2945.

The pollution ______ a big threat to living thing.

has

shows

poses

points

has

shows

poses

points

2946.

I struck him on ______ cheek.

an

a

the

an or a

an

a

the

an or a

2947.

He assured me _______ safety.

at

for

of

with

at

for

of

with

2948.

I saw ____ one eyed man.

an

a

the

None

an

a

the

None

2949.

'চিলে কোঠার সেপাই' কার রচনা-

হুমায়ূন আহমদ

মুহম্মদ জাফর ইকবাল

শওকত ওসমান

আকতারুজ্জামান ইলিয়াস

হুমায়ূন আহমদ

মুহম্মদ জাফর ইকবাল

শওকত ওসমান

আকতারুজ্জামান ইলিয়াস

2950.

________ Bangladesh are proud of their glorious past.

a

the

an

on

a

the

an

on

2951.

রবীন্দ্রনাথের 'শেষের কবিতা' কোন জাতীয় রচনা ?

উপন্যাস

কাব্যগ্রন্থ

কাব্যনাট্য

নাটক

উপন্যাস

কাব্যগ্রন্থ

কাব্যনাট্য

নাটক

2952.

"I saw him opening the box."- Which is the correct passive statement for this sentence ?

He has been seen opening the box by me.

He was seen opening the box by me.

He was being seen opening the box by me.

He is seen opening the box by me.

He has been seen opening the box by me.

He was seen opening the box by me.

He was being seen opening the box by me.

He is seen opening the box by me.

2953.

বাংলা ভাষা কোন প্রাকৃত এর পরবর্তী স্তর বলে গবেষকগণ ধারণা করেন ?

মহারাষ্ট্রী প্রাকৃত

শৌরসেনী প্রাকৃত

পৈশাচী প্রাকৃত

গৌড়ীয় প্রাকৃত

মহারাষ্ট্রী প্রাকৃত

শৌরসেনী প্রাকৃত

পৈশাচী প্রাকৃত

গৌড়ীয় প্রাকৃত

2954.

The correct passive of 'Let me do the work' is-

Let him the work be done.

Let work be done by him.

Let the work done by him.

The work is let done by him.

Let him the work be done.

Let work be done by him.

Let the work done by him.

The work is let done by him.

2955.

হৈমন্তী অপু থেকে কত বছরের ছোট ?

৭ বছর

২ বছর

৪ বছর

৫ বছর

৭ বছর

২ বছর

৪ বছর

৫ বছর

2956.

What is the correct request?

Attend school regularly.

I know the man.

Have you no pen to write with.

Let me stay alone.

Attend school regularly.

I know the man.

Have you no pen to write with.

Let me stay alone.

2957.

কত সালে শরৎচন্দ্র চট্রোপাধ্যায়কে ঢাকা বিশ্ববিদ্যালয় থেকে ডি.লিট ডিগ্রি প্রদান করা হয় ?

১৮৩৬

১৯৩৬

১৯৫৬

১৯২৬

১৮৩৬

১৯৩৬

১৯৫৬

১৯২৬

2958.

What is the function of the underlined word ? "He fought a heroic $f i g h t$ .

verb

noun

Preposition

pronoun

verb

noun

Preposition

pronoun

2959.

Rome was not_____________in a day

building

builds

built

build

building

builds

built

build

2960.

Choose the correct indirect speech of the following sentence: You will say, "I am ill."

You will say that I am ill.

You will say that you are ill.

You will say that you were ill.

You would say that I was ill.

You will say that I am ill.

You will say that you are ill.

You will say that you were ill.

You would say that I was ill.

2961.

Which one is the correct sentence ?

He is the intelligent boys in the class

He is one of the most intelligent boy in the class

He is one of the most intelligent boys in the class

He is most intelligent boy in the class

He is the intelligent boys in the class

He is one of the most intelligent boy in the class

He is one of the most intelligent boys in the class

He is most intelligent boy in the class

2962.

"I do not know his name." The complex form is -

I do not know the name of him.

I do not know what is his name.

I do not know what his name is.

This his name and I do not know.

I do not know the name of him.

I do not know what is his name.

I do not know what his name is.

This his name and I do not know.

2963.

Which one is the correct sentence ?

Bangladesh has become independent in 1971

Bangladesh hme independent in 1971ad become independent in 1971

Bangladesh became independent in 1971

Bangladesh become independent in 1971

Bangladesh has become independent in 1971

Bangladesh hme independent in 1971ad become independent in 1971

Bangladesh became independent in 1971

Bangladesh become independent in 1971

2964.

What is the verb of the word 'Ability' ?

ableness

enable

ably

able

ableness

enable

ably

able

2965.

Which one is the correct form of question ?

What time it was now ?

When time is it now ?

What time is it now ?

What time it is now ?

What time it was now ?

When time is it now ?

What time is it now ?

What time it is now ?

2966.

Choose the correct negative transformation of the following sentence: "He is only twenty"

He is can not but twenty.

He is not less than twenty.

He is not more than twenty.

both (B+C)

He is can not but twenty.

He is not less than twenty.

He is not more than twenty.

both (B+C)

2967.

Which one is the correct spelling ?

Comittee

committe

Commitee

Committee

Comittee

committe

Commitee

Committee

2968.

Which one is the synonym of the word buy ?

purchase

bought

sell

Bazar

purchase

bought

sell

Bazar

2969.

5 g ফেরাস সালফেটকে সম্পূর্ণরুপে জারিত করতে কত গ্রাম ${KMnO}_{4}$ প্রয়োজন?

1.0 g

1.02 g

1.04 g

1.5 g

1.0 g

1.02 g

1.04 g

1.5 g

2970.

কোনটি গ্রুপ IIA এর মৌল নয়?

Mg

Ca

AI

Ba

Mg

Ca

AI

Ba

2971.

Use the appropriate preposition in the sentence :

at

on

with

to

at

on

with

to

2972.

অ্যারোমেটিক যৌগে সঞ্চালনশীল $π$ ইলেক্ট্রনের সংখ্যা-

(4n + 1)

(4n + 3)

(4n + 4)

(4n + 1)

(4n + 3)

(4n + 4)

2973.

Change the voice of the sentence : I saw a bird flying in the sky.

Abird was seen flying in the sky by me.

The sky was seen flying a bird by me

A bird were seen flying a bird by me

The sky were seen flying a bird by me

Abird was seen flying in the sky by me.

The sky was seen flying a bird by me

A bird were seen flying a bird by me

The sky were seen flying a bird by me

2974.

নীল দানাদার কপার সালফেট হলো-

{CuSO}_{4} H_{2} O

{CuSO}_{4} {SH}_{2} O

{CuSO}_{4}

{CuSO}_{4} 7 H_{2} O

{CuSO}_{4} H_{2} O

{CuSO}_{4} {SH}_{2} O

{CuSO}_{4}

{CuSO}_{4} 7 H_{2} O

2975.

Which one is not an imperative sentence ?

Attend your classes regularly

Do not attend classes regularly

Attend classes regularly

Not attend classes regularly

Attend your classes regularly

Do not attend classes regularly

Attend classes regularly

Not attend classes regularly

2976.

Who is the author of Hamlet ?

William Shakespeare

William Wordswoth

John Keats

Salman Rushdi

William Shakespeare

William Wordswoth

John Keats

Salman Rushdi

2977.

প্রাইমারী, সেকেন্ডারী, টারশিয়ারী অ্যালকোহল পৃথক করা যায় কোন টেষ্টের মাধ্যমে?

ফেলিং টেষ্ট

বেলষ্টিন টেষ্ট

হফম্যান টেষ্ট

লুকাস বিকারক টেষ্ট

ফেলিং টেষ্ট

বেলষ্টিন টেষ্ট

হফম্যান টেষ্ট

লুকাস বিকারক টেষ্ট

2978.

বোরাক্স লবনের সংকেত কোনটি?

{Na}_{2} B_{4} O_{2}

{NaBO}_{2} B_{2} O_{2}

{Na}_{2} B_{4} O_{7}, 10 H_{2} O

B_{2} O_{3}

{Na}_{2} B_{4} O_{2}

{NaBO}_{2} B_{2} O_{2}

{Na}_{2} B_{4} O_{7}, 10 H_{2} O

B_{2} O_{3}

2979.

Which one is not the function of an adverb ?

Modifying a preposition

Modifying an adverb

midifying an adjective

Modifying a verb

Modifying a preposition

Modifying an adverb

midifying an adjective

Modifying a verb

2980.

কার্বক্সিলিক এসিড খনিজ এসিডের চেয়ে-

শক্তিশালী এসিড

দুর্বল এসিড

সমান শক্তিশালী

কোনটিই নয়

শক্তিশালী এসিড

দুর্বল এসিড

সমান শক্তিশালী

কোনটিই নয়

2981.

The correct Assertive form of ' What a bird ?' is______.

A bird

A bird is flying

It is a nice bird

Anice bird this is

A bird

A bird is flying

It is a nice bird

Anice bird this is

2982.

500 mL 0.5 M অক্সালিক এসিড দ্রবণ তৈরী করতে কতটুকু অক্সালিক এসিড প্রয়োজন হবে?

63g

126 g

31.5 g

22.5 g

63g

126 g

31.5 g

22.5 g

2983.

Which one is not incorrect ?

Gulliver`s Travels are a famous novels.

Gulliver`s Travels is a famous novel.

Gulliver`s Travels a has famous novel.

Gulliver`s Travels have a famous novels.

Gulliver`s Travels are a famous novels.

Gulliver`s Travels is a famous novel.

Gulliver`s Travels a has famous novel.

Gulliver`s Travels have a famous novels.

2984.

কোন যৌগটির জলীয় দ্রবন বর্ণযুক্ত?

{Na}_{2} {CO}_{3}

{CuSO}_{4} 5 H_{2} O

C_{2} H_{2} O_{4} 2 H_{2} O_{4} 2 H_{2} O

NaCI

{Na}_{2} {CO}_{3}

{CuSO}_{4} 5 H_{2} O

C_{2} H_{2} O_{4} 2 H_{2} O_{4} 2 H_{2} O

NaCI

2985.

Use an article in the sentence. It is____unique picture.

a

an

the

no article

a

an

the

no article

2986.

$0.05 mol / {dm}^{3}$ সালফিউরিক এসিড H' এর ঘনমাত্রা কত হবে?

0.025

mol / {dm}^{3}

0.05

mol / {dm}^{3}

0.10

mol / {dm}^{3}

2.0

mol / {dm}^{3}

0.025

mol / {dm}^{3}

0.05

mol / {dm}^{3}

0.10

mol / {dm}^{3}

2.0

mol / {dm}^{3}

2987.

Which of the following is correctly spelt ?

acess

acces

access

acesse

acess

acces

access

acesse

2988.

নিম্নের কোন পরীক্ষার সাহায্যে ${Fe}^{2 +}$ এবং ${Fe}^{3 +}$ এর পার্থক্য করা যায়?

পটাসিয়াম ফেরিসায়ানাইড দ্রবণ পরীক্ষা

{AgNO}_{2}

দ্রবণ পরীক্ষা

ফেলিং দ্রবণ পরীক্ষা

শিখা পরীক্ষা

পটাসিয়াম ফেরিসায়ানাইড দ্রবণ পরীক্ষা

{AgNO}_{2}

দ্রবণ পরীক্ষা

ফেলিং দ্রবণ পরীক্ষা

শিখা পরীক্ষা

2989.

The phrase 'At large' means_____.

free

fair

Faith

largely

free

fair

Faith

largely

2990.

নিম্নের কোনটি ফিডেল ক্রাফট অ্যালকাইলেশন বিক্রিয়া?

C_{6} H_{6} + {CH}_{3} COCI \to C_{6} H_{5} {COCH}_{3}

C_{6} H_{5} {CH}_{3} + পাতলা {HNO}_{3} \to C_{6} H_{5} COCH

C_{6} H_{6} + {CH}_{3} I \to C_{6} H_{5} {CH}_{3}

C_{6} H_{3} CHO \to C_{6} H_{5} COOH

C_{6} H_{6} + {CH}_{3} COCI \to C_{6} H_{5} {COCH}_{3}

C_{6} H_{5} {CH}_{3} + পাতলা {HNO}_{3} \to C_{6} H_{5} COCH

C_{6} H_{6} + {CH}_{3} I \to C_{6} H_{5} {CH}_{3}

C_{6} H_{3} CHO \to C_{6} H_{5} COOH

2991.

He behaves as if he___all

knows

knew

has known

had known

knows

knew

has known

had known

2992.

প্রমাণ অবস্থায় 1.7 g অ্যামোনিয়া গ্যাসের আয়তন-

22.4 L

1.12 L

2.24 L

0.224 L

22.4 L

1.12 L

2.24 L

0.224 L

2993.

I was used to__________few days ago.

have coffee

have tea

take tea

having coffee

have coffee

have tea

take tea

having coffee

2994.

জারক পদার্থ-

নিজে বিজারিত হয়

অন্য পদার্থকে জারিত করে

A ও B উভয়ই

নিজে জারিত হয়

নিজে বিজারিত হয়

অন্য পদার্থকে জারিত করে

A ও B উভয়ই

নিজে জারিত হয়

2995.

We should do away________our had habits.

from

with

without

against

from

with

without

against

2996.

কোনটি সবচেয়ে শক্তিশালী এসিড?

{HNO}_{3}

H_{2} {SO}_{4}

H_{2} {PO}_{4}

{HCIO}_{4}

{HNO}_{3}

H_{2} {SO}_{4}

H_{2} {PO}_{4}

{HCIO}_{4}

2997.

He always boasts_____his wealth.

off

in

to

of

off

in

to

of

2998.

ফুলারিন কি?

সোনার খুব পাতলা পাত

ফ্লোরিনের একটি যৌগ

ফসফরাসের একটি আকরিক

কার্বনের একটি রূপভেদ

সোনার খুব পাতলা পাত

ফ্লোরিনের একটি যৌগ

ফসফরাসের একটি আকরিক

কার্বনের একটি রূপভেদ

2999.

He reluctantly consented_________my proposal.

on

at

to

with

on

at

to

with

3000.

কোন পরমানুটির বহিঃস্তরে 3টি ইলেষ্ট্রন আছে?

C

B

n

Si

C

B

n

Si

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