Botany Objective Questions and Answers for Competitive Exams | Page-5

41 Which among the following elements increase the absorption of water and calcium in plants?
A Boron
B Copper
C Molybdenum
D Manganese

Answer: Option [A]
42 Onion is a modified form of
A leaf
B stem
C root
D none of these

Answer: Option [B]
43 All the progeny obtained from a single plant by vegetative propagation are called
A Clones
B Pure line
C Indred line
D Pedigree line

Answer: Option [A]
44 Which of the following food items is rich in iron?
A Orange
B Pulses
C Apple
D Rice

Answer: Option [C]
45 Hashish is obtained from a plant. From which part of the plant is it obtained?
A Leaves
B Stem
C Exudate from stem and male inflorescences.
D Exudate from leaves and female inflorescences.

Answer: Option [D]
46 Olive Ridley is a famous
A cricketer
B turtle species
C grass type vegetation
D another name for olive tree

Answer: Option [B]
47 Which one of the following is related to Silviculture?
A Culture of Hilsa
B Culture of silver carp
C Culture of oil-producing
D Forest crops

Answer: Option [D]
48 Which of the following is the sweetest sugar?
A Fructose
B Maltose
C Sucrose
D Glucose

Answer: Option [A]
49 Which one of the following is also called the ‘power plants’ of the cell?
A Golgi body
B Mitochondrion
C Ribosome
D Lysosome

Answer: Option [B]
50 The dried flower buds are used as a spice in
A Saffron
B Cloves
C Cinnamon
D Cardamom

Answer: Option [B]

NCERT Class 12 Biology Solved Multiple Choice Questions