Biology 16
76. Which one of the four following substances contributes most to the causation of the greenhouse effect in nature?
(A) Carbon monoxide
(B) Sulfur dioxide
(C) Carbon dioxide
(D) Hydrogen fluoride
(A) Carbon monoxide
(B) Sulfur dioxide
(C) Carbon dioxide
(D) Hydrogen fluoride
Correct Answer: [C] Carbon dioxide.
77. Which one of the following plant tissues is composed of dead cells?
(A) Parenchyma
(B) Hypodermis
(C) Xylem
(D) Phloem
(A) Parenchyma
(B) Hypodermis
(C) Xylem
(D) Phloem
Correct Answer: [C] Xylem.
78. Photosynthetic plants store glucose as
(A) Cellulose
(B) Glycogen
(C) Sucrose
(D) Starch
(A) Cellulose
(B) Glycogen
(C) Sucrose
(D) Starch
Correct Answer: [D] Starch.
79. Ruminant Stomach is possessed by
(A) Pigeon
(B) Cameleon
(C) Cow
(D) Dog
(A) Pigeon
(B) Cameleon
(C) Cow
(D) Dog
Correct Answer: [C] Cow.
80. The vegetative body of a bryophyte/moss represents the structure of
(A) Sporophyte or gametophyte
(B) Xerophyte
(C) Sporophyte
(D) Gametophyte
(A) Sporophyte or gametophyte
(B) Xerophyte
(C) Sporophyte
(D) Gametophyte
Correct Answer: [D] Gametophyte.
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