Chapter – 5 Periodic Classification of Elements MCQ Test 2 Science | Class 10th

Question :- 1. How many horizontal rows or periods are present in the modern periodic table? (a) 5 (b) 7 (c) 6 (d) 8 2. Maximum number of electron filled in a shell is given by ___________ (a) 2n2 (b) 3n2 (c) 5n2 (d) None of these 3. Atoms of the elements belonging to the same group of periodic table will have (a) Same number of protons (b) Same number of electrons in the valence shell (c) Same number of neutrons (d) Same number of ele...

Chapter – 5 Periodic Classification of Elements MCQ Test 1 Science | Class 10th

Question :- 1. How many elements are present in the periodic table? (a) 101 (b) 112 (c) 117 (d) 118 2. Newland’s rule known as_________ (a) Law of triads (b) Law of octaves (c) Law of periodic table (d) None of these 3. Newland’s law of octaves based upon __________ (a) Increasing order of atomic number (b) Increasing order of atomic mass (c) Increasing order of electron (d) None of these 4.Newland’s law of octaves is applicable ...

Chapter – 16 Management of Natural Resources MCQ Test 2 | Class – 10th

Question :- 1. The stakeholders of forests causes the maximum damage to forest is a)People who live in or around the forest b)The industrialists c)The wildlife and native enthusiasts d)The forest department of the government 2. Amirata Devi Bishnoi scarified her life for the protection of a)Sal trees b)Pine trees c)Khejri trees d)Alpine meadows 3. …………… energy of water is used to produce hydroelectricity. a)Potential energy b)Kinetic ene...

Chapter – 16 Management of Natural Resources MCQ Test 1 | Class – 10th

Questions :- 1. Ganga Action Plan came about in a)1980 b)1985 c)1990 d)1995 2. Ganga Action Plan a multi-crore project came in existence because a)Quality of the water in the Ganga getting polluted b)Quality of the water in the Ganga was very poor c)Quality of the water in the Ganga decreases d)None of these 3. What is Coliform? a)Group of bacteria b)Causing contamination c)Found in human intestines d)All of the above 4. Water poll...

Chapter – 15 Our Environment MCQ Test 2 Science | Class 10th

Questions :- 1.The radiation, highly damaging to organisms is a)UV b)Infrared radiation c)Ultrasonic d)None of these 2. Every step of food chain is called a a)Producers b)Consumers c)Secondary consumers d)None of these 3. Green plants convert …. % of solar energy into food energy. a)10 b)0.1 c)5 d)1 4. The process in which a harmful chemical enters the food chain and gets concentrated at each level in the food chain. a)Concent...

Chapter – 14 Sources of Energy MCQ Test 2 Science | Class -10th

Questions :- 1. Ocean thermal energy is due to a)Energy stored by waves in the ocean b)Pressure difference at different levels in the ocean c)Temperature difference at different levels in the ocean d)Tides arising out in the ocean 2. Which of the following is the correct statement a)There is infinite storage of fossil fuel inside the earth b)Hydro and wind energy plants are non-polluting sources of energy c)Waste from a nuclear power plant can...

Chapter – 14 Sources of Energy MCQ Test 1 Science | Class -10th

Questions :- 1.The largest component of biogas is a)Helium b)Oxygen c)Nitrogen d)Methane 2. The gaseous fuel which has the highest calorific value is a)Hydrogen b)Methane c)LPG d)Biogas 3. Which of the following is not the characteristics of a good fuel is: a)Less calorific value b)Easy to store and transport c)Less residue after burning d)All of the above 4. Thermal power plants uses …........... , …………….. And ………………... to produce ...

Chapter – 8 How do Organisms Reproduce MCQ Test 2 Science | Class 10th

Questions :- 1.Fruits are formed from a. Stamen b. Stigma c. Ovary d. Ovule 2.IUCD is for a. Vegetative propagation b. Contraception c. Increasing fertility d. Avoiding miscarriage 3. Which of the following reproduces by budding? a. Yeast b. Hydra c. Both ‘a’ and ‘b’ d. Spirogyra 4. Which of the following reproduces by Fragmentation? a. Amoeba b. Plasmodium c. Spirogyra d. Yeast 5. Which of the following reproduces by spore f...

Chapter – 8 How do Organisms Reproduce MCQ Test 1 Science | Class 10th

Questions :- 1. Process by which living organisms produce new individuals similar to themselves is known as a. Vagina b. Reproduction c. Fallopian tube d. Hybridization 2. ………………. reproduction is adopted by lower organisms. a. Sexual b. Reproduction c. Fertilization d. Asexual 3.The two oviducts in a human female unite into an elastic bag like is known as a. Vagina b. Uterus c. Fallopian tube d. Cervix 4.Which of the following...

Chapter – 6 Life Process MCQ Test 3| Class 10th

Online Test of Chapter 6 Life Process 3 Science| Class 10th Questions: 1 Right part of the human heart contains _____ a) Oxygenated blood b) Mixed blood c) Deoxygenated blood d) No blood 2 Which of these is not a raw material for photosynthesis? (a)Carbon dioxide (b)Water (c)Oxygen (d)None of these 3. The process of digestion of food in humans begins in: (a) stomach (b) food pipe (c) mouth (d) small intestine 4. In which part of the