MCQs on Plant Anatomy 1. The waxy substance associated with the wall of the cork cell is a. Lignin b. Hemicellulose c. Cutin d. Suberin 2. A tissue that does not contain lignin a. Sclerenchyma b. Parenchyma c. Collenchyma d. Chlorenchyma 3. Lateral roots originate in a. Cortex b. Endodermal …
MCQs on Biological Classification 1. Which of the following organisms can be found in extreme saline conditions? a. Eubacteria b. Archaebacteria c. Cyanobacteria d. Mycobacteria 2. Linnaeus used which kingdom of classification? a. Artificial system b. Natural system c. Phylogenetic system d. Asexual system 3. Smallest taxon of classification is …
The term cell was given by Robert Hooke Tatum Schwann De Bary The cell is not applied for Algae Bacteria Virus Fungi The membrane around the vacuole is known as Tonoplast Elaioplast Cytoplast Amyloplast Microfilaments are composed of a protein called Tubulin Actin Myosin Chitin A plant cell wall is …
Flowers with both androecium and gynoecium are called Bisexual flowers Anther Stamens Unisexual flowers The transfer of pollen from the anther to stigma is called Pollination Fertilization Adoption Diffusion The fusion of female reproductive nucleus with the male reproductive nucleus is known as Adoption Excretion Fertilization Regeneration The two nuclei …
The tendency of an offspring to resemble its parent is known as Variation Heredity Resemblance Inheritance Who is known as the “Father of Genetics”? Morgan Mendel Watson Bateson The alternate form of a gene is Alternate type Recessive character Dominant character Allele The genotypic ratio of a monohybrid cross is …
1. Which of the plant groups needs both land and water to complete their life cycle? a. Tracheophyta b. Pteridophyta c. Thallophyta d. Bryophyta 2. A plant that has seeds but no flowers and fruits? a. Bryophytes b. Gymnosperms c. Mosses d. Pteridophytes 3. Most primitive vascular plants? a. Mosses …
MCQs on Ecology The natural place of an organism or community is known as Niche Biome Habitat Habit The correct answer is – 3. Habitat. Which is the renewable exhaustible natural energy resource? Coal Petroleum Kerosene Biomass The correct answer is – 4. Biomass. According to Shelford’s Law of Tolerance, …
MCQs On Molecular Basis Of Inheritance The nucleic acid synthesis takes place in 3’-5’ direction 5’-3’ direction Both ways Any direction What is the nature of the strands of the DNA duplex? Anti-parallel and complementary Identical and complementary Anti=parallel and non-complementary Dissimilar and non-complementary Hershey and Chase’s experiment was based …
MCQs On Microbiology Which of these bacterial components is least likely to contain useful antigens? Cell wall Flagella Ribosomes Capsule Which of the following contains structures composed of N-acetylmuramic acid and N- acetylglucosamine? Mycoplasmas Amoeba E.coli Spheroplast The association of endotoxin in gram-negative bacteria is due to the presence of …
MCQs On Cell Cycle And Cell Division 1. __________ and _________ coined the term “Meiosis”. 1. Van Burin and Hertwig 2. Boveri and Stuka 3. Walleye and Hofmeister 4. Farmer and Moore 2. Chromatids coiling in the meiotic and mitotic division is _____ 1. Plectonemic in both 2. Paranemic in …
The normal diastolic blood pressure in a normal healthy adult human is 80 mm Hg 60 mm Hg 90 mm Hg 110 mm Hg ______ is a blood disorder where the haemoglobin is defective Heterochromia Alopecia Haemolysis Sickle cell anaemia Which of the following two-word items mean the same thing? …
The small intestine has three parts. The first part is called Duodenum Oesophagus Larynx None of the above ________ is a characteristic feature of epithelial cells of the intestine Glottis Pilus Bolus Microvilli An infant feeding entirely on the mother’s milk passes stools that are coloured yellow. What is the …
_______ are the elements, without which, the plants will not be able to complete its life cycle. Fertilizers Microelements Macroelements Essential elements One of the following is not a criterion for an element to be termed as “essential” The element is not required for growth and development The function of …
If a hybrid expresses a character, it is called _________ Epistasis Dominant Co-dominant Recessive A plant having the genotype AABbCC will produce ______ kinds of gametes 5 4 3 2 Colour blindness is an _________ linked recessive trait Z chromosome Y chromosome X chromosome None of the above In most …
Planaria’s most remarkable characteristics are its ability to Hibernation Survive without air Generate bioluminescence Regenerate Fusion of unrelated gametes is called ________ Dichogamy Fertilization Autogamy Allogamy Bryophyllum daigremontianum reproduces by Vegetative propagation Budding Fission Fragmentation When living tissue from a plant is extracted and placed in a medium, it is …
________ is a merocrine gland Pineal Gland Sebaceous Gland Salivary Gland None of the above Antigens are typically found in Plasma Cell surface Nuclear membrane None of the above _________ is the enzyme need for muscle contraction. It is present in Myosin. Actin Trypsin ATPase None of the above The …
MCQs On Immunology 1) The branch of biology, which involves the study of immune systems in all organisms is called_________. (a) Zoology (b) Microbiology (c) Immunology (d) Biotechnology Sol: (c) Immunology. 2) Which of the following immunity is obtained during a lifetime? (a) Acquired immunity (b) Active immunity (c) Passive …
MCQs On Bioinformatics 1. Which of the following is an example of Homology and similarity tool? (a) BLAST (b) RasMol (c) EMBOSS (d) PROSPECT Sol:(a) BLAST. 2. In which year did the SWISSPROT protein sequence database begin? (a) 1988 (b) 1985 (c) 1986 (d) 1987 Sol: (d) 1987. 3.Which of …
MCQs on Chromosomal Basis of Inheritance 1. The term chromosome was coined by ___________. (a) Sutton (b) Boveri (c) Waldeyer (d) Hoffmeister Sol: (c) Waldeyer. 2. Chromosomes found in the salivary gland of Drosophila is___________. (a) Polytene (b) Lampbrush (c) Supernumerary (d) B-chromosomes Sol: (a) Polytene. 3. Lampbrush chromosomes occur …
MCQs on Anatomy 1. Which of the following muscular valve controls the flow of digestive juice from the hepatopancreatic duct to the duodenum? (a) Sphincter of Oddi (b) Semilunar valve (c) Ileocaecal valve (d) Pyloric sphincter Sol: (a) Sphincter of Oddi. 2. Which of the following is present on the …
MCQs on Plant Tissue Culture 1. Who is known as the Father of tissue culture? (a) Bonner (b) Laibach (c) Haberlandt (d) Gautheret Sol: (c) Haberlandt. 2. The production of secondary metabolites requires the use of ________. (a) Meristem (b) Protoplast (c) Axillary buds (d) Cell suspension Sol:(d) Cell suspension. …