Top 80+ Solved Organism and Population MCQ Questions Answer
Q. Write appropriate option for antibiosis
a. Penicillium fungi and certan gram +ve bacteria
b. Penicillium fungi and certan gram -ve bacteria
c. Spirocheate and fermicutes
d. None of these
Q. In which subdivision of aquatic ecosystem thermal stratification in seen ?
a. marine
b. deep fresh water habitat
c. marine and fresh water are
d. None of these
Q. In which of the following aquatic ecosystems habitat fluid (liquid) is very concetrated compared to body fluid ?
a. Marine
b. Esturine
c. Riverine
d. pon
Q. Which of the following is true with reference to temperature diffrence ?
a. 1. Terrestrial Habital > Aquatic Habitat 2. Sea < Deep fresh water lakes
b. 1. Aquatic Habitat > Terrestrial Habitat 2. Sea < Deep fresh water lake
c. 1. Terrestrial Habital = Aquatic Habitat 2. Sea < Deep fresh water lake
d. 1. Terrestrial Habital < Aquatic Habital 2. Sea = Deep fresh water lake
Q. Water holding capacity of land depends on ?
a. Soil composition
b. Grain size
c. Aggregation of grain
d. All of these
Q. What true for the following statements ?Statement X : During evolution many species, by continous development of their internal environment, made their physiologycal processes more efficient.Statement Y : Orgenisms show adaptations in order to survive in the enviornment X Y X Y
a. True True
b. False True
c. True False
d. False False
Q. In which of the following organism water is stored in its transformed from and not water as such ?
a. camel
b. Uromatrix
c. Spiny tailed lizard
d. rat
Q. Which path is followed by plants as a part of adaptation in an ecosystem where Kangaroo rat is living ?
a. C3 Path
b. C4 Path
c. CAM Path
d. TCA Path
Q. Which is true for the following statements ?Statement X : Cursorial animals have spindle shaped bodyStatement Y : Because of narrow head they can prepare burrow properly X Y
a. True False
b. False True
c. False False
d. True True
Q. To whom can we correlate the young one developing from the eggs of Daphnis which are laid at normal room temperature ?(i) queen bee (ii) worker bee (iii) male (drone) bee
a. i, ii
b. i, iii
c. ii, iii
d. i, ii,iii)
Q. Increase and decrease in a population in one of the places in USA, because of sandy cyclone isgiven below.Which type of graph is possible for total no. of individuals in a population v/s month ?Month Birth rate Imigration Death EmigrationJuly 40 100 30 20August 100 200 50 45September 200 800 100 10October 100 -- 5000 3000
a. S. Shaped
b. J. Shaped
c. irrupative
d. None of these
Q. What is true for marine animals ?
a. Because of exosmosis they drink sea water
b. As they drink sea water exosmosis occurs
c. Because of exosmosis body fluid become hypotonic, so they drink sea water
d. None of these
Q. In order to find out VITAL INDEX in Rampur Village, following information was gatheredDeath Rate = 1/x Birth Rate = zAverage population = 1/yWhat is the Vital Index ?
a. xyz X 100
b. z/xy =100
c. xy/z X 100
d. 100/xyz
Q. What is the true for the community ecology diagram ?
a. Involvement of 4 individuls of a population
b. Involvement of 4 population of a species
c. Involvement of 4 species of a community
d. Involvement of 4 speces of 4 ecosystem