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All questions of Nature & Structure of Sciences for CTET & State TET Exam
In the chapter on ‘food’, the students are asked to discuss about people who do not get sufficient food to eat and how to avoid wastage of food. Which type of validity do you see in this type of content?- a)Process validity
- b)Environmental validity
- c)Content validity
- d)Ethical validity
Correct answer is option 'D'. Can you explain this answer?
a)
Process validity
b)
Environmental validity
c)
Content validity
d)
Ethical validity
|
Focus Academy answered |
This type of content exhibits ethical validity as it encourages students to consider social responsibility related to food consumption.
Which one among the following is the correct sequence of scientific process?- a)Observing the fact → making hypothesis → collecting data → drawing inference (laws)
- b)Making hypothesis → observing the fact → collecting data → drawing inference (law)
- c)Observing the fact → making hypothesis → drawing inference (law) → collecting data
- d)Collecting data → observing the fact → making hypothesis → drawing inference (law)
Correct answer is option 'A'. Can you explain this answer?
a)
Observing the fact → making hypothesis → collecting data → drawing inference (laws)
b)
Making hypothesis → observing the fact → collecting data → drawing inference (law)
c)
Observing the fact → making hypothesis → drawing inference (law) → collecting data
d)
Collecting data → observing the fact → making hypothesis → drawing inference (law)
|
Skyhigh Academy answered |
The correct sequence of the scientific process is: Observing the fact → making hypothesis → collecting data → drawing inference (laws).
The first step of the scientific method is- a)forming a hypothesis
- b)making an observation
- c)conducting an experiment
- d)predicting the result of experiment
Correct answer is option 'B'. Can you explain this answer?
a)
forming a hypothesis
b)
making an observation
c)
conducting an experiment
d)
predicting the result of experiment
|
|
Skyhigh Academy answered |
The first step of the scientific method is making an observation.
The following steps (not in the proper sequence) are generally recommended to be followed in the scientific method:(A) Testing of hypothesis(B) Formulation of hypothesis(C) Identification of a problem(D) Collection of data(E) Drawing of conclusionWhich one of the following is the correct sequence of the above steps to be followed for this purpose?- a)4, 3, 2, 1, 5
- b)2, 3, 1, 4, 5
- c)3, 1, 4, 2, 5
- d)3, 2, 4, 1, 5
Correct answer is option 'D'. Can you explain this answer?
The following steps (not in the proper sequence) are generally recommended to be followed in the scientific method:
(A) Testing of hypothesis
(B) Formulation of hypothesis
(C) Identification of a problem
(D) Collection of data
(E) Drawing of conclusion
Which one of the following is the correct sequence of the above steps to be followed for this purpose?
a)
4, 3, 2, 1, 5
b)
2, 3, 1, 4, 5
c)
3, 1, 4, 2, 5
d)
3, 2, 4, 1, 5
|
|
Skyhigh Academy answered |
The correct sequence of steps in the scientific method is: 3. Identification of problem, 2. Formulation of hypothesis, 4. Collection of data, 1. Testing of hypothesis, 5. Drawing of conclusion.
Which one of the following statements about scientific knowledge would you not agree with?- a)Scientific knowledge is absolute, certain and eternal
- b)Development of scientific knowledge involves imagination and creativity
- c)Scientific knowledge is socially and culturally embedded
- d)Scientific knowledge is theory laden
Correct answer is option 'A'. Can you explain this answer?
a)
Scientific knowledge is absolute, certain and eternal
b)
Development of scientific knowledge involves imagination and creativity
c)
Scientific knowledge is socially and culturally embedded
d)
Scientific knowledge is theory laden
|
|
Focus Academy answered |
Scientific knowledge is not absolute, certain, and eternal; it evolves over time.
A scientific hypothesis is a- a)statement based on simple observation of a fact
- b)tentative explanation capable of being tested by observation or experiments
- c)an assumption made by some scientists
- d)a collection of some data based on observations
Correct answer is option 'B'. Can you explain this answer?
a)
statement based on simple observation of a fact
b)
tentative explanation capable of being tested by observation or experiments
c)
an assumption made by some scientists
d)
a collection of some data based on observations
|
Mohit Chakraborty answered |
Definition of a Scientific Hypothesis
A scientific hypothesis is a tentative explanation that can be tested through observation or experimentation. It is a crucial part of the scientific method as it helps scientists make predictions and design experiments to test those predictions.
Characteristics of a Scientific Hypothesis
- A scientific hypothesis is based on observable facts or phenomena.
- It is a proposed explanation that can be tested through experiments or further observations.
- A hypothesis should be falsifiable, meaning that it can be proven false through empirical evidence.
- It should be specific and testable to allow for clear experimentation and analysis.
Importance of a Scientific Hypothesis
- It guides scientists in formulating research questions and designing experiments.
- It helps in predicting outcomes of experiments and observations.
- A hypothesis can be used to refine scientific knowledge and theories based on the results of testing.
Example of a Scientific Hypothesis
For example, a scientist might hypothesize that "plants grow faster in sunlight than in darkness." This hypothesis can be tested by conducting experiments where plants are grown in both light and dark conditions, and their growth rates are compared.
In conclusion, a scientific hypothesis is a fundamental aspect of the scientific method, providing a framework for experimentation and observation to test proposed explanations for natural phenomena.
A scientific hypothesis is a tentative explanation that can be tested through observation or experimentation. It is a crucial part of the scientific method as it helps scientists make predictions and design experiments to test those predictions.
Characteristics of a Scientific Hypothesis
- A scientific hypothesis is based on observable facts or phenomena.
- It is a proposed explanation that can be tested through experiments or further observations.
- A hypothesis should be falsifiable, meaning that it can be proven false through empirical evidence.
- It should be specific and testable to allow for clear experimentation and analysis.
Importance of a Scientific Hypothesis
- It guides scientists in formulating research questions and designing experiments.
- It helps in predicting outcomes of experiments and observations.
- A hypothesis can be used to refine scientific knowledge and theories based on the results of testing.
Example of a Scientific Hypothesis
For example, a scientist might hypothesize that "plants grow faster in sunlight than in darkness." This hypothesis can be tested by conducting experiments where plants are grown in both light and dark conditions, and their growth rates are compared.
In conclusion, a scientific hypothesis is a fundamental aspect of the scientific method, providing a framework for experimentation and observation to test proposed explanations for natural phenomena.
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Science & Pedagogy Paper 2 for CTET & TET Exams
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