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Question - 1 : 'লাঠালাঠি'- এটি কোন সমাস ?

a) ব্যাতিহার বহূব্রীহি সমাস

b) প্রাদিসমাস

c) তৎপুরুষ সমাস

d) কর্মধারয় সমাস

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Question - 2 : which of the flowing sentences is correct?

a) Why you have done this?

b) Why you had done this?

c) Why have you done this?

d) Why did you done this?

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Question - 3 : বাংলাদেশের গ্রামের সংখ্যা কত ?

a) ৮৫,৪৫০ টি

b) ৮৪,৫০০ টি

c) ৮৭,৩৭২ টি

d) ৮৫,৫০০ টি

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Question - 4 : সে এত দুর্বল যে নড়াচড়া করতে পারে না |

a) He is so weak that he can not move.

b) He is so weak, he can not move.

c) He is so weak that he can not moved.

d) He is more weak that he can not move.

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Question - 5 : বাংলাদেশের প্রধানমন্ত্রী হবার ন্যূনতম বয়স কত?

a) ৩৫ বছর

b) ২০ বছর

c) ৩০ বছর

d) ২৫ বছর

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Question - 6 : আপনার টিকেটের মেয়াদ অতিক্রান্ত হয়ে গিয়েছে |

a) Your ticket is expire.

b) Your ticket is expiring.

c) Your ticket is expired.

d) Your tickets is expired.

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Question - 7 : Cozy Bear একটি কি?

a) হ্যাকার গ্রুপ

b) চুক্তি

c) বিনোদনকেন্দ্র

d) নদী

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Question - 8 : সুন্দরবনের আয়তন প্রায় কত বর্গ কিলোমিটার ?

a) ৩৮০০

b) ৪১০০

c) ৫৫৭৫

d) ১০০০০

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Question - 9 : 'To be, or not to be - that is the question,'-- is a famous soliloquy from --

a) Hamlet

b) Macbeth

c) King Lear

d) Othello

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Question - 10 : Many prefer donating money ..... distributing clothes.

a) but

b) to

c) Than

d) without

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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.