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Q.1 The longest snakes found in the world are—
- anacondas
- reticulated pythons
- boas
- vipers
Correct Answer is: reticulated pythons
Q.2 Yoga is done by the people in the world because__
- it is a simple exercise
- it keeps people healthy
- it increases hunger
- it brings happiness
Correct Answer is: it keeps people healthy
Q.3 The vaccine for smallpox discovered by—
- Ronald Ross
- Edward Jenner
- Robert Koch
- Alexander Fleming
Correct Answer is: Edward Jenner
Q.4 Which one of the following is used as preservative?
- Copper sulphate
- Sodium benzoate
- Ammonium sulphate
- Sodium chloride
Correct Answer is: Sodium benzoate
Q.5 Yeast is used for the production of—
- curd
- alcohol
- sugar
- Common salt
Correct Answer is: alcohol
Q.6 Mitochondria : ATP :: Ribosome : ?
- vitamin
- Protein
- Fat
- Carbohydrate
Correct Answer is: Protein
Q.7 If the frequency of a simple pendulum is 2 Hz, how many oscillations will it complete in 16 seconds?
- 8
- 32
- 16
- 64
Correct Answer is: 32
Q.8 Which one of the following metals burns if kept in air?
- Magnesium
- Sodium
- Zinc
- Aluminium
Correct Answer is: Sodium
Q.9 Magnesium hydroxide [Mg (OH)2] is used as—
- oxidizing agent
- anti-acid
- reducing agent
- fermentation agent
Correct Answer is: anti-acid
Q.10 Which one of the following gases burns with pop sound?
- Oxygen
- Hydrogen
- Nitrogen dioxide
- Sulphur dioxide
Correct Answer is: Hydrogen
Q.11 Which of the following is / are example(s) of non-contact force?
- Magnetic force
- Gravitation force
- Both 1 and 2
- Muscular Force
Correct Answer is: Both 1 and 2
Q.12 Diabetes is controlled by ______ hormone.
- thyroxine
- insulin
- adrenaline
- thymosin
Correct Answer is: insulin
Q.13 Which one of the following is not a product of petroleum?
- Kerosene
- CNG
- Paraffin wax
- Bitumen
Correct Answer is: CNG
Q.14 Red Data Book contains a record of—
- extinct species
- endangered species
- Flora
- fauna
Correct Answer is: endangered species
Q.15 Why are the soles of the shoes treaded?
- To give the shoes more protection
- To increase life of the shoes
- To decrease friction
- TO increase friction
Correct Answer is: To increase friction
Q.16 Sarika took distilled water in a bottle and tried to find whether it conducts electricity or not. What is she likely to find?
- It is good conductor of electricity.
- It is poor conductor of electricity.
- It is an insulator.
- None of the above
Correct Answer is: It is poor conductor of electricity.
Q.17 Which one of the following statements is not correct?
- There is a maximum limit of current which can safely flow in the electric circuit.
- There is a minimum limit of current which can safely flow in the electric circuit.
- Fuses are inserted in electric circuits of all the buildings.
- If the proper fuse is inserted in a circuit, it will blow off if the current is more than the safe limit.
Correct Answer is: There is a minimum limit of current which can safely flow in the electric circuit.
Q.18 Which one Of the following places is most likely to be affected by a cyclone?
- Porbandar
- Puri
- Goa
- Mumbai
Correct Answer is: Puri
Q.19 The change in seasons on the earth occurs because—
- the axis of rotation of the earth is perpendicular to the plane of its orbit
- the axis of rotation of the earth is tilted with respect to the plane of its orbit
- the axis of rotation of the earth is parallel to the plane of its orbit
- the distance between the earth and the sun is not constant
Correct Answer is: the axis of rotation of the earth is tilted with respect to the plane of its orbi
Q.20. There are two columns, Column-A and Column-B: Column-A Column-B a. Canopy (i) Dead plant and animal tissues b. Decomposers (ii) A wild animal c. Humus (iii) Microorganism d. Porcupine (iv) Branches of tall tree Which one of the following is the correct sequence of Column—B for the given sequence of Column—A?
- (i), (ii), (iii), (iv)
- (i), (iii), (ii), (iv)
- (iii), (iv), (ii), (i)
- (iv), (iii), (i), (ii)
Correct Answer is: (iv), (iii), (i), (ii)
Q.21 Why is formative assessment important in science?
- It is easy to conduct.
- It is diagnostic.
- It helps in developing scientific temper in students.
- It helps in better understanding of science.
Correct Answer is: It is diagnostic.
Q.22 Why are science fairs organized in schools?
- To prepare students for higher education in science
- To Nurture creativity and experimentation in science among students
- To help the students to score higher in their examination
- To evaluate students on the basis of their performance
Correct Answer is: To Nurture creativity and experimentation in science among students
Q.23 As a teacher, which one of the following do you find most appropriate for scientific approach to teaching?
- Give projects to the students
- Ask the students to perform activities related to the concepts
- Show the use of technology for teaching concepts
- Clarify the students about the concepts in the class
Correct Answer is: Ask the students to perform activities related to the concepts
Q.24 According to NCF—2005, "good science education is true to life". What does this mean?
- Science should be able to engage the child meaningfully.
- Science should prepare the child to the world of work.
- Science should enable the child in learning the processes of acquiring scientific knowledge.
- Science should help in living easy life.
Correct Answer is: Science should prepare the child to the world of work.
Q.25 Which one of the following is not a quality of scientific attitude?
- Open-mindedness
- Hard work
- Curiosity to learn more
- Objectivity in approach to problems
Correct Answer is: Hard work
Q.26 Hari wants to teach the circular motion to class VI students. Which one of the following will be the best method?
- Discussion
- Activity-based teaching
- Giving examples
- Demonstration
Correct Answer is: Activity-based teaching
Q.27 Which one of the following is an important aim of learning science?
- To get knowledge of science
- To imbibe the values of honesty, integrity and cooperation among learners
- To collect the information of science contents
- To help the fellow colleagues in getting knowledge of science
Correct Answer is: To imbibe the values of honesty, integrity and cooperation among learners
Q.28 The continuous and comprehensive evaluation in science means—
- Summative and formative assessment
- routine activities and exercises to assess learning
- More frequent test and examination
- evaluation of all aspects of science
Correct Answer is: routine activities and exercises to assess learning
Q.29 Which one Of the following is not a step of problem-solving approach?
- Visualizing the situation
- Observation
- Attempt to solve
- Drawing conclusion
Correct Answer is: Observation
Q.30 Which one of the following is a step of analogy strategy in science?
- Presentation of abstraction
- Map similarities
- Interlinking concepts
- Application
Correct Answer is: Map similarities
Thank you very much your solution
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