Q.11 Match the terminology in Group I with the stimulus in Group II that generates growth response of plants: Group I: P. Gravitropism Q. Phototropism R. Thigmotropism S. Chemotropism Group II: 1. Light 2. Touch 3. Chemical 4. Gravity
1 Answer
Q.10 The number of significant figures in a reported measurement of 0.00361 is (A) 3 (B) 4 (C) 5 (D) 6
1 Answer
Q.9 Which one of the following has a catalytic RNA? (A) Ribonuclease H (B) Ribozyme (C) RNA polymerase I (D) RNA polymerase II
1 Answer
Q.8 Which one of the following hormones promotes fruit ripening? (A) Abscisic acid (B) Auxin (C) Ethylene (D) Gibberellin
1 Answer
Q.7 Which color of light excites a natural GFP to emit green fluorescence? (A) Blue (B) Green (C) Infrared (D) Red
1 Answer
Q.6 Which one of the following is present in a bacterial cell? (A) 28S rRNA (B) 70S ribosome (C) Chitinous cell wall (D) Histones
1 Answer
Q.5 RNA is a polymer of (A) glycosides (B) ribonucleosides (C) ribonucleotides (D) riboses
1 Answer
Q.4 Which organelle in a eukaryotic cell is the site of the electron transport chain? (A) Endoplasmic reticulum (B) Golgi apparatus (C) Mitochondrion (D) Peroxisome
1 Answer
Q.3 The most abundant type of RNA in a metabolically active mammalian cell is (A) mRNA (B) rRNA (C) snoRNA (D) tRNA
1 Answer
Q.2 In DNA replication, the Okazaki fragments are joined by (A) DNA helicase (B) DNA ligase (C) DNA polymerase (D) DNA primase
1 Answer
