MCQs on Biotechnology
MCQs on Biotechnology 1. Restriction enzymes were discovered by a. Smith and Nathans b. Alexander Fleming c. Berg d. None 2. Bacteria protect themselves from viruses by fragmenting viral DNA…
MCQs on Animal Kingdom
MCQs on Animal Kingdom 1. Which class has the largest number of animals? a. Fishes b. Reptiles c. Insects d. Mammals 2. Identify the characteristic of acoelomates a. Absence of…
MCQs on Biomolecules
MCQs on Biomolecules 1. Which biomolecule is distributed more widely in a cell? a. Chloroplast b. RNA c. DNA d. Spaherosomes 2. Which is a reducing sugar? a. Galactose b.…
MCQs on Biodiversity and Conservation
MCQs on Biodiversity and Conservation 1. How many biogeographic does India have? 1. 5 2. 6 3. 8 4. 10 2. Lime is generally added to _____ soil. 1. Salty…
MCQs on Chemical Coordination and Integration
MCQs on Chemical Coordination and Integration 1. _______ controls the concentration of urine 1. ADH 2. Oxytocin 3. ACTH 4. None of the above 2. Children who have damaged thymus…
MCQs on Breathing and Exchange of Gases
MCQs on Breathing and Exchange of Gases 1. Respiration in mature mammalian erythrocytes are __________ 1. Linear 2. Absent 3. Anaerobic 4. Aerobic 2. __________ is not a characteristic feature…
MCQs on Organisms and Populations
MCQs on Organisms and Populations 1. A group of populations of two or more species occupying the same geographical area at the same time is called 1. Ecosystem 2. Commensalism…
MCQs on Neural Control and Coordination
MCQs on Neural Control and Coordination 1. One of the functions of the Neuroglial cells is to protect and support _________ 1. Nephrons 2. Myoid cells 3. Neurons 4. None…
MCQs on Plant Growth and Development
MCQs on Plant Growth and Development 1. Coconut milk contains a cytokinin called ____ which promotes plant growth. 1. Naphthalene acetic acid 2. Indole-3-acetic acid 3. Gelatin 4. Zeatin 2.…
MCQs on Respiration in Plants
MCQs on Respiration in Plants 1. Alpha-ketoglutarate dehydrogenase results in a. Oxidation and Decarboxylation b. Reduction c. Oxidation d. None of the above 2. _________ is a product of aerobic…
MCQs on Transport in Plants
MCQs on Transport in Plants 1. The rate of transpiration will _________ if the atmospheric pressure is low a. Increase b. Decrease c. Stay unchanged d. Can’t be determined 2.…
MCQs On Carbohydrates
MCQs On Carbohydrates 1) Which of the following Biomolecules simply refers to as “Staff of life”? (a) Lipids (b) Proteins (c) Vitamins (d) Carbohydrates Sol: (d) Carbohydrates. 2) Which of…
MCQs on Food Microbiology
MCQs on Food Microbiology 1. Which of the following produces citric acid? (a) Aspergillus (b) Pseudomonas (c) Saccharomyces (d) Clostridium Sol: (a) Aspergillus. 2. Which of the following organism is…
MCQs on Virus
MCQs on Virus 1. A virus is made up of _______. (a) Protein coat and nucleic acid (b) Protein coat and mitochondria (c) Nucleic acid and cell membrane (d) Nucleic…
MCQs on PCR
MCQs on PCR 1. The PCR technique was developed by_________. (a) Kohler (b) Altman (c) Milstein (d) Kary Mullis Sol:(d) Kary Mullis. 2. The polymerase chain reaction is_________. (a) It…
MCQs on Histology
MCQs on Histology 1. Where are bicollateral vascular bundles found? (a) Malvaceae (b) Gramineae (c) Cucurbitaceae (d) Leguminosae Sol:(c) Cucurbitaceae. 2. Why is grafting not possible in monocotyledons? (a) Because…
MCQs on Antibiotics
MCQs on Antibiotics 1. The yield of the antibiotic depends upon __________. (a) Age of the inoculum (b) Only the pH of the medium (c) Composition of the medium (d)…
MCQs on Carbohydrate Metabolism
MCQs on Carbohydrate Metabolism 1. Which of the following enzymes are not involved in galactose metabolism? (a) Galactokinase (b) Glucokinase (c) Galactose-1-Phosphate Uridyltransferase (d) UDP-Galactose 4- epimerase Sol. (b) Glucokinase.…
MCQs on Air Pollution
MCQs on Air Pollution 1.Who was the first scientist to coin the term SMOG and to describe the layers of SMOG? (a) Nikola Tesla (b) Stephen Hawking (c) Dr Henry…
MCQs on Components of Food
MCQs on Components of Food 1. Which of the following components are major nutrients in our food? (a) Carbohydrates (b) Lipids and Proteins (c) Vitamins and Minerals (d) All of…
MCQs on Immunity
MCQs on Immunity 1. Which of the following systems protects our body against disease-causing microbes? (a) Immune system (b) Digestive system (c) Excretory system (d) Respiratory system Sol: (a) Immune…