Botany Objective Questions and Answers for Competitive Exams | Page-2

11 A plant which reproduces by means of spores
A Petunia
B Ferns
C Coriander
D Mustard

Answer: Option [B]
12 The food conducting tissue of a plant is
A Phloem
B Xylem
C Collenchyma
D Parenchyma

Answer: Option [A]
13 The floral part that produces pollen grains is
A Sepal
B Petal
C Anther
D Ovary

Answer: Option [C]
14 Cuscuta is a
A partial root parasite
B complete root parasite
C partial stem parasite
D complete stem parasite

Answer: Option [D]
15 The element which is required by the plant in large quantity:
A Nitrogen
B Calcium
C Sulphur
D Phosphorus

Answer: Option [A]
16 From the bark of which plant is quinine extracted?
A Cedar
B Neem
C Cinchona
D Eucalyptus

Answer: Option [C]
17 Yellow spots on citrus leaves is due to the deficiency of:
A Boron
B Zinc
C Iron
D Magnesium

Answer: Option [D]
18 Biodegradable wastes can usually be converted into useful substances with the help of
A Bacteria
B Viruses
C Nuclear proteins
D Radioactive substances

Answer: Option [A]
19 Which of the plant products is used in leather industry?
A Resin
B Latex
C Tannin
D Mucilage

Answer: Option [C]
20 A seed can germinate in the absence of
A Adequate light
B Supply of oxygen
C Suitable moisture
D Suitable temperature

Answer: Option [A]

NCERT Class 12 Biology Solved Multiple Choice Questions


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