51. Name the excretory organ of Prawn
(A) Ink gland
(B) Malpighian tubule
(C) Salivary gland
(D) Green gland.
52. Grub is the larva of
(A) Beetle
(B) Sponges
(C) Insects
(D) Crustacea.
53. Presence of sunken stomata in leaves indicates the character of
(A) Halophytes
(B) Mesophytes
(C) Hydrophytes
(D) Xerophytes.
54. The disease caused by the deficiency of vitamin B12
(A) Normocytic anemia
(B) Pernicious anemia.
(C) Aplastic anemia
(D) Sickle cell anemia.
55. AIDS is
(A) Genetical disease
(B) Bacterial disease
(C) Viral disease
(D) Fungal disease.
56. Which of the following is not a kidney function?
(A) Tubular Secretion
(B) Phagocytosis
(C) Ultrafiltration
(D) Tubular Reabsorption.
57. How much percent of the human body is water by weight?
(A) 33
(B) 10
(C) 66
(D) 50
58. The animal group that is not found in marine water
(A) Reptiles
(B) Ayes
(C) Mammals
(D) Amphibia.
59. Primary and Secondary growth is inhibited by
(A) Abscisic acid
(B) Cytokinins
(C) Auxin
(D) Gibberellins.
(A) Structural genes
(B) Jumping Genes
(C) Regulatory genes
(D) Oncogenes.
(A) Ink gland
(B) Malpighian tubule
(C) Salivary gland
(D) Green gland.
Correct Answer: [D] Green gland.
52. Grub is the larva of
(A) Beetle
(B) Sponges
(C) Insects
(D) Crustacea.
Correct Answer: [A] Beetle.
53. Presence of sunken stomata in leaves indicates the character of
(A) Halophytes
(B) Mesophytes
(C) Hydrophytes
(D) Xerophytes.
Correct Answer: [D] Xerophytes.
54. The disease caused by the deficiency of vitamin B12
(A) Normocytic anemia
(B) Pernicious anemia.
(C) Aplastic anemia
(D) Sickle cell anemia.
Correct Answer: [B] Pernicious anemia.
55. AIDS is
(A) Genetical disease
(B) Bacterial disease
(C) Viral disease
(D) Fungal disease.
Correct Answer: [C] Viral disease.
56. Which of the following is not a kidney function?
(A) Tubular Secretion
(B) Phagocytosis
(C) Ultrafiltration
(D) Tubular Reabsorption.
Correct Answer: [B] Phagocytosis.
57. How much percent of the human body is water by weight?
(A) 33
(B) 10
(C) 66
(D) 50
Correct Answer: [C] 66.
58. The animal group that is not found in marine water
(A) Reptiles
(B) Ayes
(C) Mammals
(D) Amphibia.
Correct Answer: [D] Amphibia.
59. Primary and Secondary growth is inhibited by
(A) Abscisic acid
(B) Cytokinins
(C) Auxin
(D) Gibberellins.
Correct Answer: [A] Abscisic acid.
60. Cancer is caused by activation of genes (A) Structural genes
(B) Jumping Genes
(C) Regulatory genes
(D) Oncogenes.
Correct Answer: [D] Oncogenes.
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