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86. Match the species names with class names P. Calotes versicolor                      i. Insecta Q. Periplaneta americana          […]

85. The behavior of young ducks following their mother is known as (A) Imprinting (B) Innate behavior (C) Habituation (D) Mimicry Here’s a comprehensive, SEO-friendly article on the topic, optimized […]

84. What is the role of the notochord during organogenesis in a vertebrate embryo? (A) Signaling the development of placenta (B) Induction of neural plate formation (C) Stimulation of the […]

83. Which one of the following life cycle stages of Plasmodium falciparum is infectious? (A) Sporozoite (B) Cryptozoite (C) Merozoite (D) Trophozoite The infectious stage of Plasmodium falciparum, the deadliest malaria […]

82. Where do B lymphocytes acquire immune competence? (A) Thymus (B) Bone Marrow (C) Lymph nodes (D) Spleen Here’s an SEO-friendly article on the topic, optimized for search engines with […]

81. Which one of the following organs is INCORRECTLY paired with its function? (A) Intestinal villi-absorption (B) Epiglottis – closure of larynx (C) Gall bladder – carbohydrate digestion (D) Parietal […]

80. Which one of the following statements is FALSE with respect to phospholipids? (A) Phospholipids have amphipathic character (B) Phospholipids form the lipid bilayer of the cell membrane (C) Phospholipids […]

79. Which one of the following is a function of intermediate filaments? (A) Chromosome movement during the cell division (B) Cytoplasmic streaming (C) Formation of tight junctions (D) Anchorage of […]

78. Constitutive enzymes are (A) Induced by effector molecules (B) Repressed by repressors (C) Encoded by sequences that occur as part of an operon (D) Always produced in the cell […]

77. Which one of the following statements is TRUE when determining the age of a fossil using carbon dating? (A) Carbon dating is based on carbon-13 to carbon-12 ratio in […]