MCQ
During hibernation, frog respires with
- ALung only
- ✓Moist skin only
- CBuccal cavity only
- DExternal gills and lungs
✓
Answer
Correct option: B.
Moist skin only
b
(b)In frog, cutaneous respiration occurs in water, during hibernation and even aestivation.
(b)In frog, cutaneous respiration occurs in water, during hibernation and even aestivation.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
How much amount of air released by healthy humans in every minute during expiration?
Which is the particular type of drug that is obtained from the plant whose one flowering branch is shown here?
What is the figure given below showing in particular ?
Match the following enzymes with their functions:
Select the correct option from the following:
| Column - l | Column - ll |
| (a) Restriction endonuclease | (i) joins the DNA fragments |
| (b) Exonuclease | (ii) extends primers on genomic DNA template |
| (c) DNA ligase | (iii) cuts DNA at specific position |
| (d) Taq polymerase | (iv) removes nucleotides from the ends of DNA |
Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (mostly in the nucleus) ?
Action of vaginal diaphragm is
Choose the wrong statement for specialised connective tissues:
(i) All of the cartilages in vertebrate embryos are replaced by bones in adults.
(ii) Cartilage is present in the tip of nose, outer ear joints, between adjacent bones of the vertebral column, limbs and hands in adults.
(iii) Osteocytes are a bone cell and present in the spaces called lacunae.
(iv) The bone marrow in all bones is the site of production of blood cells.
(v) Blood is a fluid connective tissue.
(i) All of the cartilages in vertebrate embryos are replaced by bones in adults.
(ii) Cartilage is present in the tip of nose, outer ear joints, between adjacent bones of the vertebral column, limbs and hands in adults.
(iii) Osteocytes are a bone cell and present in the spaces called lacunae.
(iv) The bone marrow in all bones is the site of production of blood cells.
(v) Blood is a fluid connective tissue.
’Pathogens' are also known as
Harmful ultraviolet radiations from sun cause
Which of the following organisms is known to form abscesses in human liver, lungs, brain etc.