(a) liquid nucellus
(b) liquid of female gametophyte
(c) liquid chalaza
(d) liquid endosperm
152 Q) Which of the following is the correct sequence of cell cycle?
(a) S, M, G1, and G2
(b) G1 S, M and G2
(c) G1, S, G2 and M
(d) S, G2, M and G1
(a) inside the nucleus
(b) on the nuclear membrane
(c) inside the cytoplasm
(d) on the cell surface
154 Q) The pH of fresh milk is 6. When it turn sour, the pH
(a) becomes < 6
(b) remain the same, i.e., 6
(c) becomes > 6
(d) becomes neutral, i.e., 7
155 Q) Which one among the following is the rarest type of WBC in the human blood?
(a) Basophil
(b) Neutrophil
(c) Eosinophil
(d) Monocyte
156 Q) Human blood is a viscous fluid. This viscosity is due to
(a) proteins in blood
(b) platelets in plasma
(c) sodium in serum
(d) RBC and WBC in blood
157 Q) The root system of plants grows out from the
(a) radicle of the embryo
(b) embryos of the seeds
(c) plumule of the embryo
(d) None of the above
158 Q) "Which of the following groups contains only true fishes? "
(a) Trygons, Torpedos, Whales, Sharks
(b) Perch, Torpedos, Sharks, Trygons
(c) Silver fish, Jelly fish, Sharks
(d) Lung fishes, Silver fish, Jelly fish
159 Q) " Assertion (A) Cutaneous anthrax is the most dangerous.
Reason (R) Bacillus anthracis attacks human skin causing a fatal septicaemia."
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
160 Q) Mosquito can be a vector for following diseases except
(a)yellow fever
(b) dengue fever
(c) filaria
(d) kala-azar
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