Question

65. Which of the following is not required for photosynthesis by the green leaves of a plant ?
(a) carbon dioxide (b) oxygen
(c) sunlight
(d) water
66. The simplest food produced during photosynthesis is :
(a) starch
(b) cellulose
(c) glucose
(d) sucrose
67. Which part of a plant is called its food factory?
a) stem
(b) roots
(c) branches
(d) leaves
68. In a cactus plant, food is made by:
A Branches
B. Roots
C. Leaves
D. Stem
a) A and B
(b) B and C
(c) only C
(d) A and D
69. Which of the following gas is given out during photosynthesis ?
(a) nitrogen
(b) carbon dioxide
(c) oxygen
(d) water vapour
70. The carnivorous plants usually have one of the following specialised organs to catch their prey:
(a) stems
(b) branches
(c) leaves
(d) modified roots
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Answer 1

Answer:

carbon dioxide is the correct answer

Answer 2

Answer:

65. b )

66. c )

67. d )

68. d )

69. c )

70. c )