Q.1)-Which among the following elements increases the absorption of water and calcium in plants
  • Manganese
  • Boron
  • Copper
  • Molybdenum
Q.2)-Which wood will becomes useless soon after exposing in the open air
  • Softwood
  • Fibrous wood
  • Wet wood
  • Hard wood
Q.3)-Onion is a modified form of
  • Leaf
  • Stem
  • Root
  • None of these
Q.4)-Fruits of this plant are found undergound
  • potato
  • Carrot
  • Groundnut
  • Onion
Q.5)-All the progeny obtained from a single plant by vegetative propagation are called
  • Clones
  • Pure line
  • Inbreed line
  • Pedigree line
Q.6)-Water in plants is transported by
  • Cambium
  • Phloem
  • Epidermis
  • Xylem
Q.7)-Rod shaped bacteria is called
  • Bacillus
  • spirillum
  • Coccus
  • Coma
Q.8)-Which of the following is not required for seed germination
  • water
  • Air
  • Sunlight
  • Suitable temperature
Q.9)-Which of the folliwng foodcrops has the maximum content of proteins
  • Cassava
  • Soyabean
  • Wheat
  • Maize
Q.10)-The source of oxygen generated during photosynthesis is
  • Water
  • Carbon dioxide
  • Chlorophyll
  • Mesophyll cells