Do we use to perform which of the following to test a hypothesis?

• Experiment

• Examination

• Evaluation

• Result

'Inquiry method' is also known as

• Problem-solving Method

• Collection Method

• Heuristic Method

• Classification Method

113.

While teaching "Flower of Brassica campestris", which of the following would be the best-suited method?

• Observation Method

• Lecture Method

• Field Trip Method

• Discussion Method

While teaching the correct method of using a spring balance to Class VIII students, Gunjan mentions the following steps (not in the correct sequence) to be followed.

1. Note the zero error.
2. Calculate the actual reading.
3. Note the position of pointer on the
   graduated scale.
4. Record the least count of the spring balance.

Which one of the following is the correct sequence of the steps to be followed for the said purpose?

• A, D, C, B

• A, B, D, C

• A, D, B, C

• D, A, C, B

Which one of the following is not the desired objective of learning Science at the upper primary stage?

• To acquire essential process skills

• To perform better in competitive examinations

• To acquire scientific literacy

• To develop rational thinking

The technique of role-play is considered to be an effective strategy in teaching of Science because

• it is likely to promote social skills of students

• it ensures breaking of monotony in the process of learning

• it ensures better understanding of one's role in real life

• it ensures active participation of students in the process of learning

Science is considered to be questioning, exploring, doing, and investigating. Which of the following activities, carried out by Dipika in the teaching of Science, is best suited to satisfy these criteria?

• A debate on environmental issues

• Project work on nature of sound

• Unit test on micro-organisms

• A group discussion on common diseases

The National Curriculum Framework (NCF), 2005 recommends that teaching of Science at upper primary stage should emphasize maximum on

• answering all questions given in textbook exercises

• improving students' performance in examinations

• relating classroom learning to life outside the school

• memorising all scientific terms given in textbook

Geeta is preparing a lesson plan for teaching the topic of 'Human eye' to class VIII students. Inclusion of which of the following activities in the lesson-plan is likely to be most effective in helping the students understand related concepts better?

• Using student activities and interactive classroom questioning

• Demonstration using model of human eye

• Preparing a good home assignment

• Dictating notes to students in the classroom

On the basis of recommendations of National Curriculum Framework (NCF), 2005, NCERT textbooks in Science lay greater emphasis on

1. discouraging rote learning
2. maintaining sharp boundaries between different domains of Science curriculum
3. providing active learning experiences to students
4. learning exact definitions of scientific terms

Which one of the following pairs represents the combination of correct statements given above?

• C and D

• B and C

• A and B

• A and C