Free Online Directory Category: Biology (MCQs) - Page 3 - MCQs Answers

Biotechnology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Which of the following is known as the father of genetic engineering? (A) Herbert Boyer (B) Paul Berg (C) Stanley Cohen (D) Watson and Crick 2. The term “biotechnology” was first coined by: (A) Karl Ereky (B) Louis Pasteur (C) Gregor Mendel (D) Robert Hooke 3. Which technique … Read more

Bacteriology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. The causative agent of tuberculosis is: (A) Mycobacterium leprae (B) Mycobacterium tuberculosis (C) Mycoplasma pneumoniae (D) Corynebacterium diphtheriae 2. Gram-positive cocci arranged in clusters are characteristic of: (A) Streptococcus (B) Staphylococcus (C) Neisseria (D) Enterococcus 3. Which bacterium causes syphilis? (A) Treponema pallidum (B) Borrelia burgdorferi (C) Leptospira … Read more

Agricultural Biology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. The branch of biology that deals with crop production and soil management is called: (A) Agronomy (B) Horticulture (C) Forestry (D) Botany 2. The practice of growing two or more crops together is called: (A) Monoculture (B) Mixed cropping (C) Crop rotation (D) Alley cropping 3. The process … Read more

Zoology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Which of the following is the basic unit of classification in Zoology? (A) Phylum (B) Species (C) Genus (D) Family 2. The branch of Zoology that deals with the study of insects is called: (A) Ichthyology (B) Entomology (C) Ornithology (D) Herpetology 3. The study of birds is … Read more

Physiology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Which organ is primarily responsible for filtering blood and forming urine? (A) Heart (B) Kidney (C) Liver (D) Lungs 2. Which part of the brain regulates body temperature? (A) Cerebrum (B) Hypothalamus (C) Cerebellum (D) Medulla oblongata 3. What is the normal pH of human blood? (A) 6.8–7.0 … Read more

Molecular Biology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Which molecule carries genetic information in most organisms? (A) RNA (B) DNA (C) Protein (D) Lipid 2. Who discovered the structure of DNA? (A) Hershey and Chase (B) Watson and Crick (C) Franklin and Wilkins (D) Meselson and Stahl 3. What type of bond holds the two DNA … Read more

Microbiology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Who is considered the father of microbiology? (A) Robert Koch (B) Louis Pasteur (C) Antonie van Leeuwenhoek (D) Joseph Lister 2. Which staining technique is used to classify bacteria into Gram-positive and Gram-negative? (A) Acid-fast stain (B) Gram stain (C) Endospore stain (D) Negative stain 3. Bacteria are … Read more

Human Biology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Which is the basic structural and functional unit of the human body? (A) Tissue (B) Organ (C) Cell (D) System 2. Which blood cells are responsible for oxygen transport? (A) WBCs (B) Platelets (C) RBCs (D) Plasma cells 3. The largest organ of the human body is: (A) … Read more

Genetics — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Who is considered the father of Genetics? (A) Charles Darwin (B) Gregor Mendel (C) Alfred Hershey (D) Thomas Morgan 2. Which plant did Mendel use in his experiments? (A) Wheat (B) Maize (C) Pea plant (D) Barley 3. The physical appearance of an organism is called: (A) Genotype … Read more

Evolutionary Biology — MCQs

50 Score: 0 Attempted: 0/50 Subscribe 1. Who is regarded as the father of evolution? (A) Gregor Mendel (B) Charles Darwin (C) Jean-Baptiste Lamarck (D) Alfred Wallace 2. The book On the Origin of Species was published in: (A) 1845 (B) 1859 (C) 1865 (D) 1872 3. The idea of “inheritance of acquired characters” was … Read more

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