Top 80+ Solved Organism and Population MCQ Questions Answer
Q. What is true for the following statements ?Statement X : Migration of birds is influenced by light.Statement Y : Reproduction of birds is influenced by light.Statement Z : In all birds gonads are activated due to increase in intensity of light during summer. X Y Z
a. True False False
b. False True False
c. True True True
d. True True False
Q. What is true for the given statements ?Statement X : Birds and Mammals obtain greater body size in cold region than in warm regions.Statement Y : Birds and Mammals are Homeothermic (warm blooded)animals.Statement Z : Reptiles are smaller in cold region.
a. True False True
b. True True False
c. True True True
d. False True True
Q. “Spiny lizard” absorbs water from the atmosphere which is appropriate similar functional option for the statement ?
a. Tongue of Human
b. Hygroscpic roots of orchid
c. Roots of plants
d. None of these
Q. What is true for the following statements ?Statement X : Marine fishes have chlorine secretory cells. while riverine fishes have chlorine cells.Statement Y : Compared to marine water, fluid present in fish is hypotonic while reverine water is hypertonic compared to fluid present in fish. X Y X Y
a. True True
b. False False
c. True False
d. False True
Q. Which animal is capable of obtaining water by oxidation of lipid.
a. Rat
b. Earthworm
c. Mole
d. Kangaroo rat
Q. Which is the example of intraspecific competition for food ?
a. Barnacle on rocks of the submerged water
b. Two female dogs and two male dogs
c. Various types of lichens
d. Paramaecium caudatuns and P.aurelia in laboratory.
Q. Name the animals with freshwater habit in which(i) endosmosis is possible(ii) Excess water in removed by green glands(iii) Greenglands removes water in the from of urine
a. Fresh water fishe
b. ophiocephalus
c. Crustacean astucus
d. None of these
Q. In snakes realised (actual) natality is less than potential natality; because.....
a. all the eggs are not incubated
b. enviornmental boomrang (resistance)
c. Though eggs are incubated they donot reach upto adult stage.
d. All of these.
Q. Indentify me “ My functioning is like an orchid.
a. Protopteru
b. Spiny lizard
c. uromastrix
d. Spiny platypus
Q. Crustacian Astacus = Green land Marine turtle what is ‘X’ accroding to the information given ?
a. Salt gland
b. Kidney
c. None of these
d. chlorine secretory cells
Q. Which of the following is correct statement ?
a. uromatrix lizard stores water in the intestine
b. Camel stores water in its stomach
c. Anabus develops accesary respiratory organs to respire in water.
d. Kangaroo rat undegeoes hibernation.
Q. Parasitic animal which is part of bio-geo community and included as zoo planktons and mesofauna of tenestrial ecosystem is ....
a. Mole
b. mites
c. Earthworms
d. leech
Q. From the given option which is the appropriate for ecto parasite animal Ascaris, Tapeworm, plas modium, mites
a. phytoplankton
b. mesofauna
c. macrofauna
d. phytoplanktons and mesofauna.
Q. Find out population density. Since last 4 years number of lions in a squre forest is 500 (length of forest =10 km)
a. 1.25 lions/year . 2k meter
b. 12.5 lions/ k meter2 - year
c. 1.025 lions/ cm2 month
d. 12.5 lions/ k meter2 - month
Q. Average human population in a certain time area is 5000 in which 1111 children are produced during an years, find out the birth rate ?
a. 0.1111
b. 0.3333
c. 0.2222
d. 0.4444