SAMPAD Grade 7 Entrance Exam flashcards
SAMPAD Grade 7 Entrance Exam · Build recall with a focused review session.
32 cards. Read the term and the definition here. The deck at the top of this page is optional.
- Order of operations
- BODMAS: evaluate Brackets first, then Orders or powers, then Division and Multiplication from left to right, then Addition and Subtraction from left to right.
- LCM and HCF relation
- For two positive integers, LCM multiplied by HCF equals the product of the two numbers, so HCF equals the product divided by the LCM.
- Area of a triangle
- Area equals one half multiplied by the base multiplied by the height, where the height is the perpendicular distance from the opposite vertex to the base.
- Simple interest formula
- Simple interest equals Principal multiplied by Rate multiplied by Time, divided by 100, with the rate given in percent per year and time in years.
- Average
- Average equals the sum of all values divided by the number of values; rearranged, the total equals the average multiplied by the number of values.
- Sum of polygon interior angles
- For a polygon with n sides, all interior angles together add up to n minus two, multiplied by 180 degrees.
- Profit percent
- Profit percent equals profit divided by cost price, multiplied by 100; loss percent equals loss divided by cost price, multiplied by 100.
- Its versus it's
- Its shows possession, as in the dog wagged its tail; it's is a contraction of it is or it has and needs an apostrophe.
- Articles a and an
- Use a before a consonant sound and an before a vowel sound, which is why we write an hour but a university.
- Subject-verb agreement
- A singular subject takes a singular verb such as he runs; a plural subject takes the base verb form such as they run.
- Present perfect tense
- Formed with has or have plus the past participle; use since with a starting point in time and for with a length of time.
- Active to passive voice
- Move the object into subject position, add the correct tense of be, use the past participle, and finish with by plus the agent.
- Prepositions of time
- Use in for months, years and seasons, on for days and dates, and at for exact clock times such as at seven o'clock.
- Comparative and superlative
- Add -er or more to compare two things and -est or most for three or more; never combine both forms such as more better.
- Photosynthesis equation
- Carbon dioxide plus water, using sunlight and chlorophyll, produces glucose and oxygen: 6CO₂ + 6H₂O gives C₆H₁₂O₆ + 6O₂.
- Newton's second law
- The net force acting on an object equals its mass multiplied by its acceleration, written as F = ma and measured in newtons.
- Arteries versus veins
- Arteries carry blood away from the heart under high pressure, while veins carry blood back to the heart and contain valves to stop backflow.
- SI unit of power
- The watt is the SI unit of power, and one watt equals one joule of energy transferred or converted in one second.
- Water cycle stages
- Evaporation turns water into vapour, condensation forms clouds, precipitation returns water as rain, and runoff collects it in rivers and seas.
- Food chain energy transfer
- Energy flows from producers to consumers to decomposers, and only about ten percent of it passes to each next trophic level.
- Four chambers of the heart
- The human heart has two atria and two ventricles; the right atrium and ventricle handle deoxygenated blood, the left ones oxygenated blood.
- স্বরবর্ণ ও ব্যঞ্জনবর্ণ
- বাংলা বর্ণমালায় স্বরবর্ণ ১১টি ও ব্যঞ্জনবর্ণ ৩৯টি নিয়ে মোট ৫০টি বর্ণ রয়েছে; স্বরবর্ণের মধ্যে অ থেকে ঔ পর্যন্ত বর্ণগুলো পড়ে।
- কারকের প্রকারভেদ
- কারক ছয় প্রকার: কর্তৃকারক, কর্মকারক, করণকারক, সম্প্রদানকারক, অপাদানকারক ও অধিকরণকারক; বাক্যে ক্রিয়ার সঙ্গে বিশেষ্যের সম্পর্ক অনুসারে কারক নির্ধারিত হয়।
- সমাসের প্রকারভেদ
- সমাস ছয় প্রকার: দ্বন্দ্ব, কর্মধারয়, তৎপুরুষ, বহুব্রীহি, অব্যয়ীভাব ও দ্বিগু; দুই বা ততোধিক শব্দ মিলে এক শব্দ গঠনের প্রক্রিয়াকে সমাস বলে।
- সন্ধির প্রকারভেদ
- সন্ধি তিন প্রকার: স্বরসন্ধি, ব্যঞ্জনসন্ধি ও বিসর্গসন্ধি; পাশাপাশি দুটি শব্দের শেষ ধ্বনি ও প্রথম ধ্বনি মিলে যাওয়াকে সন্ধি বলে।
- বাক্যের অংশ
- প্রতিটি বাক্যে দুটি অংশ থাকে: উদ্দেশ্য, অর্থাৎ যার সম্পর্কে বলা হয়, এবং বিধেয়, অর্থাৎ উদ্দেশ্য সম্পর্কে যা বলা হয়।
- বচন ও লিঙ্গ
- বচন দুই প্রকার: একবচন ও বহুবচন; লিঙ্গ চার প্রকার: পুংলিঙ্গ, স্ত্রীলিঙ্গ, উভয়লিঙ্গ ও ক্লীবলিঙ্গ; এগুলো বিশেষ্যের রূপ নির্ণয়ে ব্যবহৃত হয়।
- Bangladesh national symbols
- The national animal is the Royal Bengal Tiger, the national flower is the water lily or shapla, the national fruit is jackfruit, and the national bird is the doyel.
- Bangladesh key dates
- Independence Day falls on 26 March 1971, Victory Day on 16 December, and Language Martyrs' Day on 21 February, commemorating the 1952 language movement.
- Number series rule
- First check the difference between consecutive terms; a constant difference means an arithmetic series, while a constant multiplier means a geometric series.
- Analogy rule
- Identify the exact relationship in the first pair, such as part to whole or young to adult, then apply that same relationship to the second pair.
- Coding with letter positions
- Number the letters from A equals 1 to Z equals 26, find the shift used between plain and coded letters, and apply the same shift to decode.