What happens if bone of frog is kept in dilute hydrochloric acid?
Correct answer: A. Will become flexible
- A. Will become flexible
- B. Will turn black
- C. Will break into pieces
- D. Will shrink
Explanation
Main component of bone is collagen which is a complex combination of amino acids. When frog's bone is treated with HCl, these compounds are broken down and the bone becomes flexible.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
About Kingdom Animalia
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
Practise Biodiversity and Variety of Life
3,130 free Biodiversity and Variety of Life MCQs from Biology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Biology questions like this
Biology is on 8 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Kingdom Animalia questions
Similarity in Ascaris lumbricoides and Anopheles stephensi is:
Cleavage in mammals is:
In Hydra waste material of food digestion and nitrogenous waste material are removed respectively from:
What is true for mammalia?
Aquatic reptiles are:
Temperature changes in the environment, affect most of the animals which are: