A specialised membranous structure in a prokaryotic cell which helps in cell wall formation, DNA replication is : 
1. Cristae 
2. Endoplasmic Reticulum
3. Mesosome
4. Chromatophores
Subtopic:  Cell Envelope and its Modifications |
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Which factor is important for termination of transcription?
1. \(\rho\) (rho) 2. \(\gamma\) (gamma)
3. \(\alpha\) (alpha) 4. \(\sigma\) (sigma)
Subtopic:  Transcription |
 81%
Level 1: 80%+
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Which of the following statement is correct about location of the male from copulatory pad?
1. Second digit of fore limb
2. First digit of the fore limb
3. First and Second digit of fore limb
4. First digit of hind limb
Subtopic:  Frogs: Morphology |
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Which of the following diagrams is correct with regard to the proximal (P) and distal (D) tubule of the nephron. 
1.
2.   
3.
4.
Subtopic:  Function of the tubules |
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Identify the statement that is NOT correct. 
1. Antigen binding site is located at C-terminal region of antibody molecules. 
2. Constant region of heavy and light chains are located at C-terminus of antibody molecules. 
3. Each antibody has two light and two heavy chain. 
4. The heavy and light chains are held together by disulfide bonds. 
Subtopic:  Details of Immunity |
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Match List-I with List-II: 
List-I List-II
A. Scutellum I. Persistent nucellus
B. Non-albuminous II. Cotyledon of monocot seed
C. Epiblast III. Groundnut
D. Perisperm IV. Rudimentary cotyledon
Choose the option with all correct matches.
1. A-IV, B-III, C-I, D-II
2. A-II, B-IV, C-III, D-I
3. A-II, B-III, C-IV, D-I
4. A-IV, B-III, C-II, D-I
Subtopic:  Seed |
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Find the statement that is NOT correct with regard to the structure of monocot stem. 
1. Vascular bundles are conjoint and closed.
2. Phloem parenchyma is absent.
3. Hypodermis is parenchymatous.
4. Vascular bundles are scattered. 
Subtopic:  Monocot Stem |
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Twins are born to a family that lives next door to you. The twins are a boy and a girl. Which of the following must be true?
1. The were conceived through in vitro fertilization. 
2. They have 75% identical genetic content.
3. They are monozygotic twins. 
4. They are fraternal twins. 
Subtopic:  Fertilization | oogenesis |
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Sweet potato and potato represent a certain type of evolution. Select the correct combination of terms to explain the evolution.
1. Homology, convergent 2. Analogy, divergent
3. Analogy, convergent 4. Homology, divergent
Subtopic:  Palentological Evidences of Evolution |
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Which one of the following phytohormones promotes nutrient mobilization which helps in the delay of leaf senescence in plants?
1. Gibberellin 2. Cytokinin
3. Ethylene 4. Abscisic acid
Subtopic:  Cytokinin |
 64%
Level 2: 60%+
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