General Science - Biology MCQs

These questions are part of GKToday’s 35000+ MCQs Bank Course in GKToday Android App

11. Which of the following may be most likely to be missing from a gram-positive bacterium?

[A] Penicillin-binding protein
[B] Peptidoglycan
[C] Lipopolysaccharide
[D] Phospholipid bilayer membrane

Show Answer

12. Fungi that get their food directly from dead organic matter are called?

[A] Predators
[B] Decomposers
[C] Mutualists
[D] Parasitic fungi

Show Answer

13. In which of the following groups would you place a plant that produces spores and embryos but lacks seeds and vascular tissue?

[A] Fungi
[B] Bryophytes
[C] Pteridophytes
[D] Gymnosperms

Show Answer

14. In aerobic respiration, glucose is broken down into what?

[A] carbon dioxide
[B] water
[C] ethyl alcohol
[D] Only 1 and 2

Show Answer

15. Which hormones are responsible for cell elongation in phototropism and gravitropism?

[A] Gibberellins
[B] cytokinin
[C] Auxins
[D] Abscisic Acid

Show Answer

16. What is the role of indole acetic acid in plant growth?

[A] cell division and elongation
[B] tissue differentiation
[C] apical dominance
[D] All of the above

Show Answer

17. How many diverse classes of animals were included in the phylum Aschelminthes?

[A] Five
[B] Six
[C] Seven
[D] Eight

Show Answer

18. Which of the following is not a part of the cerebrum?

[A] Frontal
[B] Parietal
[C] Motor
[D] Occipital

Show Answer

19. How many cranial nerves are there in the human body?

[A] 12 pairs
[B] 14 pairs
[C] 18 pairs
[D] 20 pairs

Show Answer

20. The ovary is surrounded by a thin covering of ___.

[A] epithelium
[B] ampulla
[C] isthmus
[D] infundibulum

Show Answer

Advertisement