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Improvement in Food Resources Science - Improvement in Food Resources

CBSE - STD 9 - Science (CBSE - English Medium). 1,544 questions in this chapter.

Question types

Improvement in Food Resources question types

1,544 questions across 16 question groups — pick any mix to generate a Science paper with step-by-step answer keys.

1,544
Questions
16
Question groups
5
Question types
Sample Questions

Improvement in Food Resources questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1M.C.Q. [1 M]1 Mark
Which of the following is incorrect for green manure?
  • A
    It supplies organic matter.
  • B
    It supplies nitrogen.
  • C
    It prevents soil erosion.
  • ✓
    It allows leaching.

Answer: D.

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Q 2M.C.Q. [1 M]1 Mark
Which of the following are Indian cattle$?$
  1. Bos indicus.
  2. Bos domestica.
  3. Bos bubalis.
  4. Bos vulgaris.
  • A
    $(i)$ and $(iii).$
  • B
    $(i)$ and $(ii).$
  • C
    $(ii)$ and $(iii).$
  • ✓
    $(iii)$ and $(iv).$

Answer: D.

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Q 3M.C.Q. [1 M]1 Mark
Why is dwarfness preferred in cereal crops?
  • A
    They would provide more yield
  • ✓
    They would consume less minerals
  • C
    They would be resistant to pests
  • D
    All of the above

Answer: B.

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Q 4M.C.Q. [1 M]1 Mark
Milk does not provide:
  • A
    Vitamin $A$ and $D.$
  • B
    Carbohydrates, proteins and fats.
  • C
    Minerals such as phosphorus and calcium.
  • ✓
    Iron.

Answer: D.

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Q 6Assertion (A) & Reason (B) MCQ1 Mark
In the following Questions, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
Assertion: Manure contains large quantity of organic matter and also supplies small quantities of nutrients to the soil.
Reason: Manure can be classified as compost, vermicompost or green manure.
  • ✓
    Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.
  • B
    The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.
  • C
    Assertion is true but the Reason is false.
  • D
    The statement of the Assertion is false but the Reason is true.

Answer: A.

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Q 7Assertion (A) & Reason (B) MCQ1 Mark
In the following Questions, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
Assertion: A healthy animal feeds regularly and has a normal posture.
Reason: Parasites live on the skin of cattle.
  • ✓
    Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.
  • B
    The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.
  • C
    Assertion is true but the Reason is false.
  • D
    The statement of the Assertion is false but the Reason is true.

Answer: A.

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Q 36M.C.Q-[Bio-1M]1 Mark
Why is dwarfness preferred in cereal crops?
  • A
    They would provide more yield
  • B
    They would consume less minerals
  • C
    They would be resistant to pests
  • D
    All of the above
View full solution →
Q 41Assertion - Reasoning [Bio-1 M]1 Mark
In the following Questions, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
  1. Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.
  2. The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.
  3. Assertion is true but the Reason is false.
  4. The statement of the Assertion is false but the Reason is true.
Assertion: Manure contains large quantity of organic matter and also supplies small quantities of nutrients to the soil.
Reason: Manure can be classified as compost, vermicompost or green manure.
View full solution →
Q 42Assertion - Reasoning [Bio-1 M]1 Mark
In the following Questions, the Assertion and Reason have been put forward. Read the statements carefully and choose the correct alternative from the following:
  1. Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.
  2. The Assertion and the Reason are correct but the Reason is not the correct explanation of the Assertion.
  3. Assertion is true but the Reason is false.
  4. The statement of the Assertion is false but the Reason is true.
Assertion: A healthy animal feeds regularly and has a normal posture.
Reason: Parasites live on the skin of cattle.
View full solution →
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