A lab assistant compares ligaments and tendons. Ligaments are best described as structures that:
Correct Answer: A. Connect bone to bone at joints
MCQ Collection
Animal Form and Function-I MCQs
Practice Animal Form and Function-I questions with answers and explanations.
A salamander can regenerate a lost limb better than most mammals. This example is related to:
Correct Answer: A. Repair and developmental capacity in some vertebrates
A zoologist compares nerve and endocrine communication. Nerve signals are usually:
Correct Answer: A. Fast and targeted
When an animal stands still against gravity, the skeletal system is performing mainly a:
Correct Answer: A. Support function
A vertebrate bone acts as a lever during movement. The force that moves this lever comes from:
Correct Answer: A. Muscle contraction
An animal with poor muscle tone cannot maintain posture despite normal bones. This shows posture depends on:
Correct Answer: A. Muscle activity as well as skeletal support
A synapse fails to release neurotransmitter. The immediate effect is:
Correct Answer: A. Signal transmission to the next cell is reduced
If calcium availability is very low during vertebrate development, the structure most directly affected would be:
Correct Answer: A. Mineralized bone strength
During a comparative anatomy practical, a student notices that an earthworm body surface stays moist and helps gas exchange. The observation best shows the integument working as a:
Correct Answer: B. Protective and respiratory surface
A researcher observes ciliary beating in a small aquatic animal. This non-muscular movement is different from limb movement because it uses:
Correct Answer: A. Microscopic hair-like structures rather than skeletal levers
A fish scale is studied beside amphibian and reptilian skin. The fish scale mainly helps the animal by:
Correct Answer: B. Reducing friction and protecting the body
A zoology student compares feathers with mammalian skin. The most accurate functional link for feathers is:
Correct Answer: A. Flight, insulation, and display