- Which one of the following is the principal positive ion in the extracellular fluid?
a. Na
b. K
c. Mg
d. Ca - The main role of the Se micromineral is in the process of _.
a. Fertilization
b. Fat metabolism
c. Digestion
d. Wound healing - Which one of the following is not a fat-soluble vitamin?
a. A
b. B
c. E
d. K - The chemical name of the vitamin B-12 is
a. Thiamin
b. Riboflavin
c. Pantothenic acid
d. Cyanocobalamin - Which one of the following vitamins needed for blood clotting?
a. A
b. B
c. D
d. K - The vertebrate without teeth _____.
a. Birds
b. Turtles
c. Baleen whales
d. All - Which of the following are 4 stomach animals?
a. Horse
b. Zebra
c. Tapirs
d. Deer - The mammals which do not have an omnivorous lifestyle ____.
a. Racoon
b. Human
c. Bears
d. Cat - Chylomicrons are formed inside __.
a. Duodenum
b. Jejunum
c. Ileum
d. Lacteal - The enzyme involves in the activation of trypsin is _.
a. Enterokinase
b. Enolase
c. Gyrase
d. Oxidase - The direct mode of heat transfer, while an animal is sitting on the warm ground is called __.
a. Radiation
b. Conduction
c. Convection
d. IR radiation - Which one of the following, not a heat conservatory strategy?
a. Heat conservation through rete mirabile
b. Huddling together
c. Shivering Thermogenesis
d. Insulation by blubber - Which one of the following is an excretory organ of crayfish?
a. Maxillary glands
b. Coxal glands
c. Antennal glands
d. Malpighian tubule - Which type of kidney found during embryonic stages in the vertebrates
a. Pronephros
b. Mesonephros
c. Metanephros
d. Both a & b - Marine birds are ___________in their excretory mode of life?
a. Ammoniotelic
b. Ureotelic
c. Uricotelic
d. Variable in ocean/shore - The major site of water loss on land habiting mammals is _.
a. Skin
b. Lungs
c. Forelimbs
d. Hindlimbs - Aquaporin is present in _.
a. Glomerulus
b. Bowman`s capsule
c. ascending limb of the loop of Henle
d. Descending limb of the loop of Henle - Some animals are male in the first phase of their life and produce sperms and females in the second phase of their life cycle. The phenomenon is called _.
a. Sequential hermaphroditism
b. Bisexuality
c. Monoecious
d. Protogyny - Which one is not a disadvantage of sexual reproduction?
a. Slow rate
b. Require two partners
c. Recombination
d. All are disadvantages - Which part of sperm rich in mitochondria?
a. Head
b. Midpiece
c. Flagella
d. Uniformly distributed - Acrosin enzyme involve in _______.
a. Sperm penetration
b. Slow block to polyspermy
c. Fast block to polyspermy
d. Formation of the fertilization membrane - A hormone that involves in the flexibility of pubic symphysis?
a. Oxytocin
b. ACTH
c. Fetal pituitary
d. Relaxin - Which one has mesolecithal egg?
a. Fish
b. Frog
c. Snake
d. Sparrow - Primitive streak in chicken embryo have similarity with _______________of frog’s embryo?
a. Blastocoel
b. Blastopore
c. Notochord
d. Blastocyst - The notochord is ___ in its origin?
a. Ectodermal
b. Mesodermal
c. Endodermal
d. Mixed cells from ectoderm as well as mesoderm
Note: One thing to keep in mind is that if you want to get some benefit, you have to solve the Quiz first, and then you have to look at the key given below.
Answers Key – PPSC Biology – Quiz 5 – Animal`s Forms and Functions -2