Biology Quiz
Q151. Which of the following provides template needed for protein synthesis
(A) DNA
(B) mRNA
(C) rRNA
(D) tRNA
Answer: (A) DNA
Q152. Which group of animals dominated in mesozoic era
(A) Amphibia
(B) Reptiles
(C) Birds
(D) Mammals
Answer: (B) Reptiles
Q153. In birds, some of the vertebrae are fused to form
(A) keel
(B) furcula
(C) syncytium
(D) synsacrum
Answer: (D) synsacrum
Q154. The trypsinogen is an enzyme secreted by the
(A) Liver
(B) Illeum
(C) Duodenum
(D) Pancrease
Answer: (D) Pancrease
Q155. Antigen is present in
(A) RBC
(B) Plasma
(C) WBC
(D) Both A and B
Answer: (A) RBC
Q156. The pigment that absorbs red and far red light in plants is
(A) xanthophyll
(B) cytochrome
(C) phytochrome
(D) carotene
Answer: (C) phytochrome
Q157. In vascular plants, the uniseriate layer of cells outside the stele is
(A) Hypodermis
(B) Endodermis
(C) Pericycle
(D) Epidermis
Answer: (B) Endodermis
Q158. Which of the following compound will remain undigested if pancrease is removed
(A) fats
(B) proteins
(C) carbohydrates
(D) all of these
Answer: (D) all of these
Q159. The hypodermal cells of monocot stem are
(A) parenchymatous
(B) sclerenchymatous
(C) chollenchymatous
(D) none of the above
Answer: (B) sclerenchymatous
Q160. The ecosystem of a pond is referred as
(A) lotic
(B) lentic
(C) xeric
(D) benthic
Answer: (B) lentic
Q161. Who gave the term "Antibiotics"
(A) Darwin
(B) Woodruff
(C) Flemming
(D) Selman Waksman
Answer: (D) Selman Waksman
Q162. A codon is a sequence of 3 nucleotides on
(A) t-RNA
(B) m-RNA
(C) r-RNA
(D) hn-RNA
Answer: (B) m-RNA
Q163. Which hormone causes emotional disturbance
(A) Thyroxine
(B) Oxytocin
(C) Vasopressin
(D) Adrenalin
Answer: (B) Oxytocin
Q164. Carboxypeptidase enzyme contains the metal
(A) Iron
(B) Cobalt
(C) Zinc
(D) Magnesium
Answer: (C) Zinc
Q165. Which is the only human cell that has a flagella
(A) Blood cells
(B) Sperm
(C) Neurons
(D) Liver cells
Answer: (B) Sperm
Practice Test Exam