Four different organisms, P, Q, R and S, belonging to the same food chain are used
in an experiment. In the first enclosure, only organisms P, Q and R were put together
while in the second enclosure, only organisms P, R and S were put together.
Based on both the graphs, which of the following is correct?
|Food producer||Prey||Predator||prey and predator|
The correct option is B.
Select the correct match of the following food chains (i) and (ii) with the pyramids d, e and f shown here.
(i) Grass → Goat → Lion
(ii) Lime tree → Caterpillars → Mynas
A(i) - d, (ii) - e
B(i) - d, (ii) - f
C(i) - e, (ii) - f
D(i) - f, (ii) - d
The answer should be B .
The given figure shows test tube X, Y and Z. Which among them will have least amount of oxygen and most amount of carbon dioxide respectively after 4 hours?
Study the given table.
Which of the following is correct regarding X, Y and Z.
AX could be potato whereas Y could be banana.
BY could be radish whereas Z could be carrot.
CX could be onion whereas Z could be mango.
DAll of these
Study the given table and select the incorrect statement regarding P, Q and R.
AP could possess two pairs of wings attached to the breast muscles whereas Q could possess fins to keep the balance of the body.
BR could breathes through lungs whereas Q could breathes through gills.
CP could possess hollow bones whereas Q could possess three pairs of legs.
DBoth B and C
Which among the following statements is incorrect?
ACigarette paper is commonly made from flax fibre.
BSilk is obtained from larva of silkworm, fed on leaves of mulberry trees.
CCotton grows well in black soil rich in humus.
DCoir is obtained from husk, which is separated from coconut by soaking them in water.
Read the given passage and select the option which correctly fills any three of the blanks.
(i) is the main source of water on Earth however
(ii) , is considered more pure than (i) as it is free
from contaminants. City roads flooded with water,
dry up due to the process of (iii) . Rate of (iii)
increases with (iv) in temperature. The process
of (v) changes water vapour present in air into
water. (iii) and (v) help in circulating water between
hydrosphere and atmosphere.
A(i)-Groundwater, (ii)-Rainwater, (iv)-Decrease
B(ii)-Underground water, (iii)-Evaporation,(v)-Transpiration