21. Which of the following secrete hydrochloric acid in stomach?
✅ D. Oxyntic
Option A: Mucosa Option B: Goblet Option C: Epithelial Option D: Oxyntic Correct Answer : Oxyntic Read more
Biology MCQs – Page 2
22. What is called movement of cell against concentration gradient ?
✅ C. Active Transport
Option A: Passive Transport Option B: Osmosis Option C: Active Transport Option D: Diffusion Correct Answer : Active Transport Read more
23. Which of the following proteins have role in heredity?
✅ D. Nucleo-proteins
Option A: Chromo-proteins Option B: Lipo-proteins Option C: Phospho-proteins Option D: Nucleo-proteins Correct Answer : Nucleo-proteins Read more
24. Deficiency of vitamin C will cause:__________?
✅ C. Scurvy
Option A: Beri-Beri Option B: Architis Option C: Scurvy Option D: Night-blindness Correct Answer : Scurvy Read more
25. Coelom is divided into septa in case of:__________?
✅ B. Annelids
Option A: Molluscs Option B: Annelids Option C: Sponges Option D: Cniderians Correct Answer : Annelids Read more
26. Haemoglobin is dissolved in the blood of:___________?
✅ A. Earthworm
Option A: Earthworm Option B: Cockroach Option C: Hydra Option D: Sponges Correct Answer : Earthworm Read more
27. Term the time during which an orgnism is present in the body before causing disease ?
✅ B. Incubation period
Option A: Rest period Option B: Incubation period Option C: Sleeping period Option D: Inclubation time Correct Answer : Incubation period Read more
28. Insects responsible for transmitting diseases are called___________?
✅ B. Vectors
Option A: Drones Option B: Vectors Option C: Hybirds Option D: None of these Correct Answer : Vectors Read more
29. Genetic information carriers is/are____________?
✅ B. Chromosomes
Option A: DNA Option B: Chromosomes Option C: Gene Option D: Nucleus Correct Answer : Chromosomes Read more
30. The first cloned animal was____________?
✅ D. Sheep
Option A: Goat Option B: Cow Option C: Rat Option D: Sheep Correct Answer : Sheep Read more
31. The number carpels in our feet is__________?
✅ D. (0) Zero
Option A: 7 Option B: 14 Option C: 16 Option D: 0 Correct Answer : 0 Read more
32. Oxygen is the production of____________?
✅ B. Chloroplast
Option A: Mitochonderia Option B: Chloroplast Option C: Peroxisomes Option D: Both A & B Correct Answer : Chloroplast Read more
33. The method of reproduction of new plants by cells instead of seed is known is:___________?
✅ A. Tissue culture
Option A: Tissue culture Option B: Mutation Option C: Antibiosis Option D: Recombination Correct Answer : Tissue culture Read more
34. The cardio respiratory capacity is related to____________?
✅ C. Normal physical endurance
Option A: Strength Option B: Flexibility Option C: Normal physical endurance Option D: Agility Correct Answer : Normal physical endurance Read more
35. Ultra Microscopic viruses are the main cause of__________?
✅ C. Mumps
Option A: Malaria Option B: Measles Option C: Mumps Option D: Cholera Correct Answer : Mumps Read more
36. Which is NOT an example of a microbial symbiosis?
✅ C. bacteria passing through the placenta
Option A: bacteria in the human colon Option B: tapeworm in the cow intestine Option C: bacteria passing through the placenta Option D: protozoans found within termites Correct Answer : bacteria passing through the placenta Read more
37. Study of interaction of living organisms with other organisms and their environment relates with ___________ ?
✅ B. Ecology
Option A: A. Botany Option B: Ecology Option C: Social biology Option D: Pharmacology Correct Answer : Ecology Read more
38. __________is a condition in which there is an absence of oxygen supply to an organs tissues?
✅ A. Anoxia
Option A: Anoxia Option B: Anorexia Option C: Hypoxia Option D: Enuresis Correct Answer : Anoxia Read more
39. Virus is__________?
✅ C. acellular
Option A: unicellular Option B: multicellular Option C: acellular Option D: none of these Correct Answer : acellular Read more
40. Division of nucleus is termed as___________ ?
✅ A. Karyokinesis
Option A: Karyokinesis Option B: Cytokinesis Option C: Anaphase Option D: Meiosis Correct Answer : Karyokinesis Read more