Download App

STD 11 - 15. Body fluids and criculations — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 15. Body fluids and criculations1 Mark
MCQ
Papillary muscles are found in
  • A
    Haemocoel
  • B
    Heart of cockroach
  • C
    Arm
  • ✓
    Heart of mammal
✓

Answer

Correct option: D.
Heart of mammal
d
(d) They increase the force of contraction of heart (ventricles).

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from STD 11 - 15. Body fluids and criculations→STD 11 - 15. Body fluids and criculations — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

The special contractile protein actin is found in
→
About 98 percent of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and
→
Synovial membrane is found in
→
Protonema is
→
The figure below shows the structure of a mitochondrion with its four parts labelled $(A), (B), (C)$ and $(D).$

Select the part correctly matched with its function.

→
Oxygen dissociation curve of haemoglobin is:
→
Vital capacity of lungs is:
→
Cyclic photophosphorylation produces
→
In which phylum segmentation is shown ?
→
If a scientist has to names a similar species, he should study the:
→