Miscellaneous Questions Test

Miscellaneous Questions

This is online test 01 for CBSE class 12 Biology Strategies for Enhancement in Food Production (Miscellaneous Questions).. There are 10 questions in this test with each question having around four answer choices.

Questions & Answers

1
The entire collections of plants/seeds having all diverse alleles for all the genes of a crop is called
  • A
    Germplasm
    Correct
  • B
    Herbarium
  • C
    Gene library
  • D
    Genome
2
The capacity to generate a whole plant from any cell or ex-plant is called
  • A
    Totipotency
    Correct
  • B
    Tissue culture
  • C
    Cell cloning
  • D
    Pluripotency
3
The dividing and undifferentiated cells are known as
  • A
    Pro-embryo
  • B
    Callus
    Correct
  • C
    Embryo
  • D
    Primordium
4
Bread wheat is
  • A
    Hexaploid
    Correct
  • B
    Tetraploid
  • C
    Pentaploid
  • D
    Diploid
5
Which one of the following pair is incorrectly matched in respect to the "crop varieties for disease resistance"?
  • A
    Brassica --- White rust
  • B
    Cauliflower – TMV and leaf curl
  • C
    Wheat --- Leaf and stripe rust
    Correct
  • D
    Cowpea – Bacterial blight
6
Purity of seed is guaranteed by
  • A
    NBPGR
  • B
    All of above
  • C
    ICAR
  • D
    National seed corporation
    Correct
7
Lysine rich Maize variety is
  • A
    IR-10
  • B
    Shakti
    Correct
  • C
    Sonalika
  • D
    Kalayansona
8
The “hidden hunger” is due to
  • A
    Micronutrient, carbohydrates and protein
  • B
    Micronutrient, protein and vitamin deficiencies
    Correct
  • C
    Macronutrient, protein and vitamin deficiencies
  • D
    None of these
9
Gene banks are part of
  • A
    Tribal diet
  • B
    In situ conservation
  • C
    Ex situ conservation
    Correct
  • D
    Both ex situ and in situ conservation
10
Large proportion of cultivated plants are
  • A
    Aneuploids
  • B
    Allopolyploids
    Correct
  • C
    Haploids
  • D
    autopolyploids