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Science Assertion (A) & Reason (B) MCQ

Food: Where Does It Come From? · CBSE STD 6 (CBSE - English Medium). 8 questions.

Questions

Assertion (A) & Reason (B) MCQ

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8 questions · timed · auto-graded

MCQ 11 Mark
Directions: The questions in this segment consists of two statements, one labelled as? Assertion $A?$ and the other labelled as? Reason $R?$ You are to examine these two statements carefully and decide if the Assertion $A$ and Reason $R$ are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
Assertion A: We use different parts of plants as our food.
Reason R: In plants food is stored in root, stem, seeds, fruits but not in flowers.
  • ✓
    Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
  • B
    Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
  • C
    $A$ is true but $R$ is false
  • D
    $A$ is false but $R$ is true
Answer
Correct option: A.
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
In plants food is also stored in flowers e.g., cauliflowers, broccoli, etc.
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MCQ 21 Mark
Directions: The questions in this segment consists of two statements, one labelled as? Assertion $A$? and the other labelled as? Reason $R?$ You are to examine these two statements carefully and decide if the Assertion $A$ and Reason $R$ are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
Assertion A: Food provides energy for life activities and also protects the body from several diseases and keeps it fit and healthy.
Reason R: Rice and wheat are cereal foods. They are obtained from animal source.
  • ✓
    Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
  • B
    Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
  • C
    $A$ is true but $R$ is false
  • D
    $A$ is false but $R$ is true
Answer
Correct option: A.
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$

Rice and wheat are of plant source.

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MCQ 31 Mark
Directions: The questions in this segment consists of two statements, one labelled as? Assertion $A?$ and the other labelled as? Reason $R?$ You are to examine these two statements carefully and decide if the Assertion $A$ and Reason $R$ are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
Assertion A: Various materials needed to prepare a food item are called ingredients.
Reason R: To prepare a dish of boiled rice we need just two materials.
  • A
    Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
  • B
    Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
  • C
    $A$ is true but $R$ is false
  • ✓
    $A$ is false but $R$ is true
Answer
Correct option: D.
$A$ is false but $R$ is true
Both $A$ and $R$ are true but $R$ is not the correct explanation of $A.$
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MCQ 41 Mark
Directions: The questions in this segment consists of two statements, one labelled as? Assertion $A?$ and the other labelled as? Reason $R?$ You are to examine these two statements carefully and decide if the Assertion $A$ and Reason $R$ are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
Assertion A: Dog is an omnivores animal.
Reason R: An omnivores animal is one that can eat both plant and animal products.
  • ✓
    Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
  • B
    Both $A$ and $R$ are true but $R$ is not the correct explanation of $A$
  • C
    $A$ is true but $R$ is false
  • D
    $A$ is false but $R$ is true
Answer
Correct option: A.
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
Both $A$ and $R$ are true and $R$ is the correct explanation of $A$
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MCQ 51 Mark
Assertion – The Parts of a flower are sepats, petals statements and pistil. Reason – The stem bears petiole and lamina
  • A
     Assertion and reason both are correct statement and reason is correct explanation for assertion.
  • B
    Assertion and reason both are correct statement and reason is not correct explanation for assertion.
  • ✓
     Assertion is correct statement but reason is wrong statement.
  • D
     Assertion is wrong statement but reason is correct statement.
Answer
Correct option: C.
 Assertion is correct statement but reason is wrong statement.
Assertion is correct statement but reason is wrong statement.
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MCQ 61 Mark
Assertion – There are two types of roots tap root and fibrous Reason – Roots absorb water and minerals from the soil
  • ✓
     Assertion and reason both are correct statement and reason is correct explanation for assertion.
  • B
    Assertion and reason both are correct statement and reason is not correct explanation for assertion.
  • C
     Assertion is correct statement but reason is wrong statement.
  • D
     Assertion is wrong statement but reason is correct statement.
Answer
Correct option: A.
 Assertion and reason both are correct statement and reason is correct explanation for assertion.
 Assertion and reason both are correct statement and reason is correct explanation for assertion.
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MCQ 71 Mark
Assertion $–$ Green leaves make their food by the process of photosynthesis. Reason $–$ Plants used $Co2$ And water in the presence of sunlight make their food.
  • ✓
     Assertion and reason both are correct statement and reason is correct explanation for assertion.
  • B
     Assertion and reason both are correct statement and reason is not correct explanation for assertion.
  • C
     Assertion is correct statement but reason is wrong statement.
  • D
     Assertion is wrong statement but reason is correct statement.
Answer
Correct option: A.
 Assertion and reason both are correct statement and reason is correct explanation for assertion.
 Assertion and reason both are correct statement and reason is correct explanation for assertion.
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MCQ 81 Mark
Assertion – Plants are usually qrouped into herbs, shrubs and trees Reason – The plants are classified on the basis of their height, nature, of stem and branches
  • ✓
     Assertion and reason both are correct statement and reason is correct explanation for assertion.
  • B
     Assertion and reason both are correct statement and reason is not correct explanation for assertion.
  • C
     Assertion is correct statement but reason is wrong statement.
  • D
     Assertion is wrong statement but reason is correct statement.
Answer
Correct option: A.
 Assertion and reason both are correct statement and reason is correct explanation for assertion.
Assertion and reason both are correct statement and reason is correct explanation for assertion.
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