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Question - 1 : কোন বিদেশী পত্রিকা বঙ্গবন্ধুকে 'রাজনীতির কবি' (Poet of Politics) উপাধি দিয়েছিলেন?

a) নিউজউইকস

b) টাইম

c) দি ইকনমিস্ট

d) গার্ডিয়ান

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Question - 2 : Choose the right word to fill the blank : I should appreciate it if you could complete this work - Thursday.

a) till

b) untill

c) up to

d) by

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Question - 3 : ২০০৫ সালে যুক্তরাষ্ট্রের দক্ষিন বা দক্ষিন পশ্চিম অঞ্চলে সর্বপ্রথম কোন হারিকেনটি আঘাত হানে?

a) ক্যাটরিনা

b) ডেনিস

c) আইভান

d) রিটা

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Question - 4 : সে না বলে চলে গিয়েছে, তাইনা?

a) He left without permission, don’t he?

b) He left without permission, didn’t he?

c) He left without permission, he didn’t?

d) He left without take permission, didn’t he?

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Question - 5 : সাত সাগরের মাঝি' কাব্যগ্রন্থের রচয়িতা কে ?

a) কাজী নজরুল ইসলাম

b) ফররুখ আহমদ

c) আব্দুল কাদির

d) বন্দে আলী মিয়া

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Question - 6 : I cannot _to pay such high prices.

a) afford

b) try

c) but

d) Able

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Question - 7 : সে লম্বা চুল রাখে |

a) He weared long hair.

b) He is wearing long hair.

c) He wears to long hair.

d) He wears long hair.

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Question - 8 : তার আনন্দ আর ধরে না |

a) His joy know no bound.

b) His joy knows to no bound.

c) His joy knows no bound.

d) His joy knows no bounds.

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Question - 9 : সমুদ্রপৃষ্ঠে বায়ুর চাপ প্রতিবর্গ সেন্টিমিটারে-

a) ১০ কি.মি.

b) ১০ নিউটন

c) ২৭ কি.মি.

d) ৫ কি.মি .

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Question - 10 : রেফ্রিজারেটরে কমপ্রেসারের কাজ কী ?

a) ফ্রেয়নকে সংকুচিত করে এর

b) ফ্রেয়নকে ঘনীভূত করা

c) ফ্রেয়নকে বাষ্পে পরিণত করা

d) ১ ও ২

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Red Blood Cells (likewise called erythrocytes or RBCs)

Known for their brilliant red shading, red cells are the most bounteous cell in the blood, representing around 40 to 45 percent of its volume. The state of a red platelet is a biconcave circle with a straightened focus - as it were, the two essences of the circle have shallow bowl-like spaces (a red platelet resembles a doughnut).

Generation of red platelets is constrained by erythropoietin, a hormone created fundamentally by the kidneys. Red platelets start as juvenile cells in the bone marrow and after around seven days of development are discharged into the circulation system. In contrast to numerous different cells, red platelets have no core and can without much of a stretch change shape, helping them fit through the different veins in your body. Notwithstanding, while the absence of a core makes a red platelet progressively adaptable, it additionally restricts the life of the cell as it goes through the littlest veins, harming the cell's films and draining its vitality supplies. The red platelet makes due all things considered just 120 days.

Red cells contain a unique protein called hemoglobin, which helps convey oxygen from the lungs to the remainder of the body and afterward returns carbon dioxide from the body to the lungs so it tends to be breathed out. Blood seems red as a result of the huge number of red platelets, which get their shading from the hemoglobin. The level of entire blood volume that is comprised of red platelets is known as the hematocrit and is a typical proportion of red platelet levels.