AP Class 8 FA2 Question Paper 2023 Science

FORMATIVE ASSESSMENT - II - 2023 - 24 GENERAL SCIENCE 20 Class : VIII ] (Max. Marks : 20) [ Time : 45 Mins. Name of the Student : ................................................................. Roll No. : ............ PHYSICAL SCIENCE (10 Marks) uÛÖ‹ø£ s¡kÕj·Tq XÊg+ (10 Marks) SECTION - I 1. Name the petroleum product used for surfacing of roads. 1 s√&É¢ ñ|ü]‘·\+ ø√dü+ ñ|üj÷Ó –+#˚ ô|Á{À*j·T+ ñ‘·Œ‹Ô ù|s¡T ‘Ó\Œ+&ç. 2. Which of the following is NOT a constituent of petroleum ? [ ] øÏ+~ yê{Ï˝À @~ ô|Á{À*j·T+ jÓTTø£ÿ n+ouÛ÷Ñ ‘·+ ø±<äT ? 1 a) Diesel b) Plastic &ûõ˝Ÿ bÕ¢døºæ ˘ c) Paraffin Wax d) Lubricating oil bÕsê|òHæ é yÓTqÆ + ø£+<Óq\T SECTION - II 3. A) Explain why fossil fuels are exhaustible natural resources. 2 •˝≤» Ç+<ÛäHê\qT ‘·]–b˛j˚T düVü≤» eqs¡T\ì m+<äT≈£î n+{≤s¡T ? $e]+#·+&ç. B) What are the advantages of using CNG and LPG as fuels ? 2 LPG eT]j·TT CNG \qT ñ|üj÷ Ó –+#·&+É e\¢ ø£*>π Á|üj÷Ó »Hê\T @$T{Ï ? SECTION - III 4. A) Explain the process of the formation of petroleum. ô|Á{À*j·T+ @s¡Œ&˚ Á|üÁøÏjT· qT $e]+#·+&ç. (Or) B) Describe the characteristics and uses of coke. 4 ø√ø˘ \ø£D å ≤\T, ñ|üj÷Ó >±\qT $e]+#·+&ç. [ Turn Over

2 BIOLOGICAL SCIENCE (10 Marks) JeXÊg+ (10 Marks) SECTION - I 1. 2, 4 - D is a _________________ 1 2, 4 - D nH˚~ ˇø£ _________________ 2. Mention any two crops that are commonly grown between June to September. 1 kÕ<Ûës¡D+>± pHé qT+&ç ôdô|º+ãsY eT<Û´ä ø±\+˝À |ü+&ç+#˚ @yÓH’ ê ¬s+&ÉT |ü+≥\qT ù|s=ÿq+&ç. SECTION - II 3. a) How can you separate the damaged seeds from the good and healthy seeds ? 2 eT+∫, Äs√>∑´ø£sy¡ TÓ qÆ $‘·HÔ ê\ qT+&ç Hêdæsø¡ +£ $‘·HÔ ê\qT m˝≤ y˚sT¡ #˚jT· e#·TÃ? (b) Which irrigation method will you suggest for watering fruit plants, gardens and trees ? Why ? 2 |ü+&É¢ yÓTTø£ÿ\T, ‘√≥\T eT]j·TT #Ó≥≈¢ î£ ˙s¡T ô|≥º&ÜìøÏ MTs¡T @ ˙{ÏbÕs¡T<ä\ |ü<‘∆ä T· \qT dü÷∫kÕÔsT¡ ? m+<äT≈£î ? SECTION - III 4. A) Write the differences between the fertilizer and manure. 4 s¡kÕj·Tìø£ ms¡Te⁄, ùd+ÁBj·T ms¡Te⁄\ eT<Û´ä uÛ<Ò ë\qT sêj·T+&ç. (Or) B) Draw a flow chart to show the sequence of agricultural practices. e´ekÕj·T |ü<‘∆ä T· \ Áø£e÷ìï #·÷ù|˝≤ bò˛¢ #êsYqº T ^j·T+&ç.