Chapter 3: Biology Problems - Biology For High School - Grade 9(Biology ) Questions and Answers

Question 1. The example of the proportion is
  1.    m x n :: p x q
  2.    m:n::p:q
  3.    m + n : p + q
  4.    m - n : p - q
Explanation:-
Answer: Option B. -> m:n::p:q
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 2. The kind of theory in which testing goes on by suggesting new hypotheses is classified as
  1.    productive theory
  2.    deductive theory
  3.    observatory theory
  4.    reductive theory
Explanation:-
Answer: Option A. -> productive theory
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 3. The biological method ensures the data's
  1.    quality
  2.    quantity
  3.    ratio
  4.    reliability
Explanation:-
Answer: Option A. -> quality
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 4. Evidence is required to support a
  1.    query
  2.    theory
  3.    hypothesis
  4.    deduction
Explanation:-
Answer: Option B. -> theory
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 5. In the Italian word 'malaria', the "aria" means
  1.    air
  2.    food
  3.    soil
  4.    fire
Explanation:-
Answer: Option A. -> air
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 6. Hypothesis should be a
  1.    general statement only
  2.    testable only
  3.    query
  4.    general statement and testable
Explanation:-
Answer: Option D. -> general statement and testable
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 7. The kind of hypotheses which is not rejected at the time of test is classified as
  1.    summaries
  2.    observations
  3.    deductions
  4.    theories
Explanation:-
Answer: Option D. -> theories
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 8. A hypothesis is approved or disapproved on the basis of
  1.    data analysis
  2.    control
  3.    postulate theory
  4.    law
Explanation:-
Answer: Option A. -> data analysis
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 9. The name of the mosquito which is responsible for transmitting dengue fever is
  1.    Culex mosquito
  2.    Aedes mosquito
  3.    Anopheles mosquito
  4.    none of above
Explanation:-
Answer: Option B. -> Aedes mosquito
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 10. The summary of data which is calculated through mean value is classified as
  1.    statistics
  2.    probability
  3.    geometry
  4.    algebra
Explanation:-
Answer: Option A. -> statistics
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
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