Q. Cleavage of zygote is spiral and determinate in

View solution

Q. In jelly fish, poly is reduced and medusae is

View solution

Q. Red blood cells of mammals are

View solution

Q. Presence of bony brain in chordates is called as

View solution

Q. In America, roads are made by using tar mixed with shells of

View solution

Q. All biologists believe that virtually, all animals have been evolved from

View solution

Q. Body of sponges contain special out layer made up of cells called

View solution

Q. Flagellated collar cells constitutes layer called

View solution

Q. Blood is prevented to enter in ventricle from lungs by

View solution

Q. In fish arteries carry blood from heart to

View solution

Q. The sound dub is produced during

View solution

Q. The blood is supplied to one to each hind limb by the artery named as

View solution

Q. In double circulatory system the function of veins is to carry

View solution

Q. The left and right side of the mammalian heart is separated by

View solution

Q. Blood is distributed to all body parts except lungs by

View solution

Q. Blood from head return by superior venacava to hearts

View solution

Q. The arteries which supply blood to the arms include

View solution

Q. Oxygenated blood leaves the heart from

View solution

Q. Sudden increase in blood pressure can result arteries to

View solution

Q. The cells which are responsible for response to foreign particles

View solution