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 they have scattered vascular bundles (b) Because they lack cambium (c) Because they are herbaceous (d) Because they have parallel …
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) All of the above Sol. (d) All of the above. 2. In Penicillium chrysogenum, the maximum antibiotic production occurs during …
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. 2. Which of the following enzymes leads to a glycogen storage disease known as Tarui’s disease? (a) Glucokinase (b) Pyruvate …
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 Antoine (d) Nicolaus Copernicus Sol: (c) Dr Henry Antoine. 2.Which of the following pollutants are responsible for the cause of …
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 the above Sol: (d) All of the above. 2. Which of the following food components is required for the growth …
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 system. 2. Which of the following immunity is present from our birth? (a) Innate Immunity (b) Active immunity (c) Passive …
MCQs on Diseases 1. Diseases that spread from one person to another are called _______. (a) Communicable diseases (b) Degenerative diseases (c) Non-communicable diseases (d) None of the above Sol: (a) Communicable diseases. 2. Night blindness is caused due to the deficiencies of_______. (a) vitamin A (b) vitamin B (c) …
MCQs on Nutrition in Plants 1. How many essential nutrients does a plant require? (a) 15 (b) 17 (c) 16 (d) 20 Sol: (b) 17. 2. Which of the following minerals plays a major role in energy storage and transfer of ADP into ATP molecules? (a) Phosphorus (b) Magnesium (c) …
MCQs on Chromosomes 1. The term chromosome was coined by ___________. (a) Sutton (b) Boveri (c) Waldeyer (d) Hoffmeister Sol: (c) Waldeyer. 2. In males, the gene for colour blindness is located in________. (a) X-chromosome (b) Y-chromosome (c) Both X and Y chromosome (d) Either X-chromosome or Y-chromosome Sol: (a) …
MCQs on Cell Organelles 1. Which of the following cell organelles is absent in animal cells and present in a plant cell? (a) Cell wall (b) Cytoplasm (c) Vacuoles (d) Mitochondria Sol: (a) Cell wall. 2. Which of the following cell organelles does not contain DNA? (a) Nucleus (b) Lysosomes …
MCQs on Fossils 1. Which of the following constitutes a fossil? a. A mineralized burrow of an extinct animal b. An unidentified animal found frozen in a glacier c. An ant found inside a block of amber, dating back to 110 million years d. All of the above 2. Stephen …
MCQs on Erythropoietin 1. The hormone Erythropoietin is produced in________. (a) Liver (b) Spleen (c) Kidney (d) Thyroid gland Sol. (c) Kidney. 2. According to the diagnostics report the normal plasma level of erythropoietin hormone ranges from ___________. (a) 10 to 22 U/L (b) 10 to 25 U/L (c) 10 …
MCQs on Fibre to Fabric 1. Cotton, wool, silk are examples of ____________ . (a) Plant Fibres (b) Animal Fibres (c) Natural Fibres (d) Synthetic Fibres Sol. (c) Natural Fibres. 2. The fleece of the lamb refers to ____________ . (a) A popular sheep breed (b) The white colour of …
MCQs on Mollusca 1. Octopus belongs to the class________. (a) Mollusca (b) Pelecypoda (c) Cephalopoda (d) None of the above Sol: (c) Cephalopoda. 2. Which of the following statements is true about Mytilus? (a) Mytilus belongs to class Arthropoda of phylum Mollusca (b) Mytilus belongs to class Amphineura of phylum …
MCQs on Vermicomposting Q. Which of the following chemicals is used for protecting vermi-bed from ants? (a) DDT (b) Griseofulvin (c) Chloramphenicol (d) Chlorpyriophosphate Sol.(d) Chlorpyriophosphate. Q. Which of the following is a commonly used earthworm species for the vermicomposting process? (a) Eisenia fetida (b) Perionix excavatus (c) Both (a) …
MCQs on AIDS 1. Which of the following is a symptom of AIDS? a. Fever b. Swollen lymph nodes c. Tiredness d. All of the above 2. The first ever instance of AIDS was reported in a. USA b. France c. Russia d. None of the above 3. HIV parasitizes …
MCQs on Nitrogen Cycle 1. Which of the following statements is correct? a. Atmosphere is the major reservoir for plants b. Nitrogen is the most abundant nutrient for plants c. Nitrogen cycle is a sedimentary cycle d. All 2. Nitrogen is absorbed by the plants in the form of a. …
MCQs on Human Physiology 1. Name the site where digestion of proteins occurs. 1. Pancreas 2. Rectum 3. Liver 4. IIeum 2. Stomach epithelial cells in the body secrete ________ 1. Hydrochloric acid 2. Oxytocin 3. Adrenaline 4. Testosterone 3. Night blindness and xerophthalmia are generally conditions associated with the …
MCQs on Living World 1. A group of plants and animals with similar traits of any rank is a. Taxon b. Species c. Genus d. Order 2. Which is less general in characters as compared to genus? a. Family b. Division c. Class d. Species 3. What is the correct …
MCQs on Morphology of Flowering Plants 1. The morphological nature of the edible part of a coconut is a. 1. Cotyledon b. 2. Perisperm c. 3. Pericarp d. 4. Endosperm 2. ———— are the non-essential parts of a flower a. Androecium and gynoecium b. Sepals and carpels c. Sepals and …
MCQs on Plant Morphology 1. Water is absorbed by a. Root cap b. Root apex c. Root hairs d. Root 2. Roots that develop from plant parts other than the radicle are a. Epicaulous b. Fibrous c. Adventitious d. Epiphyllous 3. Pneumatophores occur in plants of a. Marshy soil b. …