Mcqs on Biology are often used in standardized tests such as the SAT, ACT, GRE, and MCAT. They are also frequently used in classroom assessments and quizzes. Mcqs can be particularly useful in biology as they allow for a quick and efficient assessment of a student’s knowledge and understanding of complex biological concepts. Check the below mcqs on biology to check your biology knowledge
Q1. The basic unit of all living organisms is
(a) A cell
(b) A molecule of glucose
(c) A set of proteins
(d) A drop of blood
Q2. Fungi are always
Q3. Which of the following is a parasitic plant? (a) Marchantia
Q4. Which of the following is an amphibian? (a) Whale
Q5. A cell cycle consists of
(a) Interphase and mitosis
(b) GI, the Sphase, and G2
(c) Prophase, metaphase, anaphase and telophase
(d) Mitosis and meiosis
Q6. Gene is
(a) A segment of DNA or functional RNA
(b) A segment of DNA and histone
(c) A segment of DNA, RNA and histone
(d) All of the above
Q7. The human cell contains
(a) 44 chromosomes
(b) 48 chromosomes
(c) 23 chromosomes
(d) 46 chromosomes
Q8. The only molecule in the living world that can replicate itself is
(c) Both DNA and RNA
(d) Neither DNA nor RNA
Q9. How many different kinds of amino acids are specified by the genetic code?
Q10. Deficiency of iron in human diet causes (a) Goitre
Q11. Enzymes help in
(c) Immune system
(d) Digestion of food
Q12. Food is normally digested in the
(a) Large intestines
(c) Small intestines
Q13. The process in which light energy converted into chemical energy is called
(d) None of these
Q14. Photosynthesis in plants takes place faster in
(a) Yellow light
(b) White light
(c) Red light
Q15. Which of the following Plants have while animals lack it.
Q16. Which of the following blood groups is called a universal donor?
Q17. blood in humans contain_____________ percentage of plasma.
Q18. Name the smallest living cell
(b) bread mould
Q19. Which of the following tissue is involved in the transport of food material in plants
Q20. Which of the following disease not transmitted by house – fly
(b) enteric fever
(c) dengue fever
Q21. The diaphragm assists in
(c) circulation of blood
(d) excretion of waste
Q22. Which of the following helps us in protecting from infection?
(C) Blood Plasma
Q22. The main function of white blood cells is
(A) Transport of oxygen
(B) Transport of carbon dioxide
(C) To develop resistance towards disease. (D) None of the above
Q23. Which light is most effective in photosynthesis?
Q24. The largest gland in human body is
(C) Salivary gland
(D) Adrenal gland
Q25. What is estrogen?
Q26 Which is the smallest gland in the human body?