Improvement In Food Resources Test

Improvement In Food Resources

This is Improvement In Food Resources Test-02 for CBSE class 09 Science.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The element which is required in largest quantity of plants is
  • A
    Nitrogen
    Correct
  • B
    Sulphur
  • C
    Calcium
  • D
    Phosphorus
2
Which is the most important source of food and fodder?
  • A
    Fungi
  • B
    Cereal
    Correct
  • C
    Lichen
  • D
    Algae
3
Statement A: Pesticides used for spraying are not volatile. Statement B: Fumigants are volatile Which of the two statement is true
  • A
    Statement B
  • B
    None of these
  • C
    Statement A
  • D
    Both A and B
    Correct
4
The degradation of organic waste through the consumption by the earth worms is called.
  • A
    Decomposition
  • B
    Vermicomposting
    Correct
  • C
    Composting
  • D
    Fermentation
5
Marinate of potash is
  • A
    Phosphate – fertilizer
  • B
    Complex fertilizer
  • C
    Potashic fertilizer
    Correct
  • D
    Nitrogenous fertilizer
6
Mycorrhiza is a symbiotic association of
  • A
    Algae and roots of higher plant
  • B
    Fungi and algae
  • C
    None of these
  • D
    Fungi and roots of higher plant
    Correct
7
The science of vegetable culture is called
  • A
    Floriculture
  • B
    Horticulture
    Correct
  • C
    Olericulture
  • D
    Agriculture
8
Plants can be made disease – resistant by
  • A
    Heat treatment
  • B
    Hormone treatment
  • C
    Breeding with their wild relatives.
    Correct
  • D
    Colchicine treatment
9
Match the following with correct response. (1) Symbiosis (2) Cropping pattern (3) Primary nutrients (4) Crop season (A) Rabi (B) Intercropping (C) Legume – Rhizobium association B (D) NPK
  • A
    1-C, 2-B, 3-D, 4-A
    Correct
  • B
    1-A, 2-C, 3-B, 4-D
  • C
    1-B, 2-D, 3-A, 4-C
  • D
    1-D, 2-A, 3-C, 4-B
10
Match the following with correct response. (1) Eutrophication (2) Crop rotation (3) Fumigants (4) Hybridization (A) Increases fertility of soil (B) Improves genetic makeup of crop plants (C) Vapourises and kills insects (D) Kills aquatic organisms
  • A
    1-B, 2-D, 3-A, 4-C
  • B
    1-A, 2-C, 3-B, 4-D
  • C
    1-C, 2-B, 3-D, 4-A
  • D
    1-D, 2-A, 3-C, 4-B
    Correct
11
Weeds are harmful because A They compete for space B They compete for nutrients C They compete for sunlight D They compete for pesticides
  • A
    (a), (b) and (c) are correct
    Correct
  • B
    All of these
  • C
    (a) and (b) are correct
  • D
    (b) and (c) are correct
12
Which of the following is correct about manure? A They are non-biodegradable B It increase water holding capacity of the soil C It is easy to store D It contains large quantities of organic matter
  • A
    (a) and (b) are correct
  • B
    (a), (b) and (c) are correct
  • C
    (b) and (c) are correct
    Correct
  • D
    All of these
13
Which of the following is a method of weed control? A Pulling out by hand B Crop rotation C Using chemicals D Hybridization
  • A
    (a), (b) and (c) are correct
    Correct
  • B
    (b) and (c) are correct
  • C
    All of these
  • D
    (a) and (b) are correct
14
Which is the largest producer of milk in the world?
  • A
    India
    Correct
  • B
    Denmark
  • C
    China
  • D
    None of these
15
Sahiwal is
  • A
    None of these
  • B
    Exotic breed of cow
  • C
    Indigenous breed of cow
    Correct
  • D
    Cross breed