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Question - 1 : কোনটি শুদ্ধ শব্দ?

a) দ্বন্দ্ব

b) দ্বন্দ

c) দন্দ

d) দন্ধ


Discus in Board
Question - 2 : There is no alternative _training.

a) than

b) of

c) for

d) To


Discus in Board
Question - 3 : দয়া করে একটু সংযোগে থাকুন |

a) Hold the line please.

b) Held the line, please.

c) Hold the line, please.

d) Hold line, please.


Discus in Board
Question - 4 : সে মুখের ওপর আমায় গালাগাল দিল |

a) He curse me to my face.

b) He cursed to me to my face.

c) He cursed me in my face.

d) He cursed me to my face.


Discus in Board
Question - 5 : NASA-এর সদরদপ্তর কোথায় ?

a) ওয়াশিংটন

b) হিউস্টন

c) কেপ কেনেডি

d) টেক্সাস


Discus in Board
Question - 6 : সে কখনো পরের নিন্দা করে না |

a) He never speak ill of other.

b) He never speaks ill of other.

c) He never speaks to ill of other.

d) He never speaks ill of others.


Discus in Board
Question - 7 : যদি 2 × 3 = 812, 4 × 5 = 1620 হয় তবে 6 × 7 = ?

a) 2442

b) 42

c) 2428

d) 1214


Discus in Board
Question - 8 : সে এত চালাক যে তাকে সহজে বুঝতে পারা যায় না |

a) He is to clever to be understand easily.

b) He is too clevered to be understand easily.

c) He is too clever to be understand easily.

d) He is too clever to be understand easy.


Discus in Board
Question - 9 : বেসরকারি বিল কাকে বলে ?

a) স্পীকার যে বিলকে বেসরকারি বিল বলে ঘোষণা দেন

b) সংসদ সদস্যদের উথাপিত বিল

c) বিরোধী দলের সদস্যদের উথাপিত বিল

d) রাষ্ট্রপতি কর্তৃক ঘোষিত কোন বিল


Discus in Board
Question - 10 : বান্দুং' শহরটি কোন দেশে অবস্থিত?

a) ইন্দোনেশিয়া

b) চীন

c) যুগোস্লাভিয়া

d) মালয়েশিয়া


Discus in Board

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.