Which chemical is used to prepare oxygen in the laboratory?

Some people can see near objects clearly but cannot see distant objects clearly. This defect of the eye is known as:

The spin of electron

Which is the ore of aluminium?

Which among the following is an essential chemical reaction for the manufacture of pig iron?

Two sources of sound have the following sets of frequencies. If sound is produced by each pair, which set give rise to beats?

How many subshells are present in 'N' shell?

Among the components of Sunlight the wavelength is maximum for:

A body falls down from rest. What is i displacement in 1s? (g=10 m/s²)

Atoms of carbon are held by which of following bonds in graphite?

The valence shell of an element 'A' contains 3 electrons while the valence shell of element 'B' contains 6 electrons. If A combine with B, the probable chemical formula of the compound is:

Sodium Chloride is a product of:

C₄H₆ belongs to the homologous series of:

Neutron was discovered by

The velocity of a body of mass 10 kg changes from 108 km/h to 10 m/s in 4 s on applying a force. The force applied on the body is:

കേരളത്തിൽ എവിടെയാണ് തന്തൈ പെരിയാർ സ്‌മാരകം സ്ഥിതി ചെയ്യുന്നത് ?

The potential difference between two phase lines in the electrical distribution system in India is:

Which is used as moderator in a nuclear reaction?

The escape velocity from the Earth is:

Which form of energy is absorbed during the decomposition of silver bromide?

When two plane mirrors are kept at 30°, the number of images formed is:

Which among the following is related to constructivism?

The process of reflection helps students in self improvement. While carrying out a project this can be done :

1. during the project
2. during the project
3. after carrying out the activity

Which among the following is not related to Project Method?

A test which measures how much the students have not attained is:

The scientific discoveries and their applications have made our life more comfortable and faster. This aspect of Science will come under:

A teacher presents the following examples while developing the concept 'Force' using Concept Attainment Model :

(i) A chair is pulled

(ii) A book is placed on the table

(iii) A moving ball is pulled to stop

(iv) A desk is pushed

Identify the positive exemplars.

A teacher while teaching about Oxygen, casually talks about Haemoglobin which is the oxygen carrier in blood. It is an example for:

According to Piaget, Hypothetico deductive reasoning takes place during :

Which of the following is not an attribute of Scientific Attitude?

The accuracy with which a test measures whatever it is supposed to measure is:

Which among the following Mill's Canons can be used to explain the cause-effect relationship in Charles law?

'Anything can be taught to anybody at any stage of development in an intellectually honest way'. This statement is the contribution of:

In a classroom, teacher provides examples for simple machines such as scissors, blade, needle, nutcracker and lime squeezer. Then she helps students to arrive at the concept of simple machine. The method used by the teacher is:

Experiential learning theory is not associated with:

The least effective experience for the learne in the Cone of Experiences suggested b Edger Dale is:

The students distinguish Acids and Alkalies in the Laboratory. The Science process skil associated with it is:

While planning a unit, content analysis be done by the teacher. It represents the

Objectivity is maximum for:

An Indian astrophysicist who developed thermal ionisation equation?

Which is not a characteristic of a good lesson plan?

The most effective method for transacting the content Nuclear reactions is :

While using Inquiry Training Model, the teacher ensures that the phrasing of the questions eliciting Yes/No response is done correctly. This can be associated with:

The school curriculum introduces various types of mirrors and Laws of reflection in 7th class, then introduces the image formation of lenses and Laws of refraction in the 8th class and about the concept of Dispersion and defects of eyes in the 9th class. The most appropriate curricular approach used is:

Which of the following statement is not true about Science ?

Which among the following is a Law?

The first aid used for acid burn in a laboratory is:

Among the following, which is the highest order in the organization hierarchy of the Cognitive domain in Revised Bloom's Taxonomy?

Which one of the following is not a characteristic of deductive method?

Unwritten, unofficial and unintended perspectives and values are applicable to: