Back to ANIMAL KINGDOM
NEET UG BIOLOGY MCQ: ANIMAL KINGDOM
1
Hard
1 of 1
Understanding
+4 | -1
Read the Assertion (A) & Reason (R) carefully to mark the correct option out of the options given below.
(A): Birds have Pneumatic bones.
(R): These bones reduces the weight for flight.
(A): Birds have Pneumatic bones.
(R): These bones reduces the weight for flight.
View answer and explanation
Correct option: A
If both assertion & reason is true & reason is the correct explanation of assertion
Option A (If both assertion & reason is true & reason is the correct explanation of assertion) is correct because birds have pneumatic bones to reduce weight, which is essential for flight.
More Questions from ANIMAL KINGDOM
Practice All Chapter MCQs →
Which one of the following in birds, indicates their reptilian ancestry
The presence of the tube feet is a characteristic feature of the phylum
Respiratory organs of Saccoglossus are
Which of the following statements are true for the phylum – Chordata?
a) In Vertebrata the notochord is replaced by a cartilaginous or bony vertebral column in the adult.
b) A post anal tail is present in all adult urochordates.
c) In Cephalochordata, notochord is present only in larval tail.
d) Vertebrates have a ventral muscular heart with two, three or four chambers. Read the following organisms given in the below
Tapeworm, Roundworm, Hookworm, Threadworm
How many of the above mentioned parasites causes inflammation of the intestinal tract? What is left when bath-sponges dries up?
a) In Vertebrata the notochord is replaced by a cartilaginous or bony vertebral column in the adult.
b) A post anal tail is present in all adult urochordates.
c) In Cephalochordata, notochord is present only in larval tail.
d) Vertebrates have a ventral muscular heart with two, three or four chambers. Read the following organisms given in the below
Tapeworm, Roundworm, Hookworm, Threadworm
How many of the above mentioned parasites causes inflammation of the intestinal tract? What is left when bath-sponges dries up?