NEW
Font size
WorksheetsOur Environment Class 10
Total questions: 15
Worksheet time: 8mins
Geophages feed on dead organic matter present ____ .
plants
in soil
in the body
on surface
The lion in the above picture is ____.
producer
herbivore
carnivore
omnivore
Name the animals which are at the tertiary trophic level?
omnivores
carnivores
herbivores
producers
Primary trophic level organisms are as follows
BGA
green algae
green plants
all of the above
Plants get ____ J of energy from the sun.
5000 J
6500 J
1000 J
8000 J
How much energy is lost in the environment?
20 %
90 %
100 %
50 %
How much energy is available to herbivores?
10 J
20 J
50 J
15 J
What is the molecular formula of Ozone?
O
O2
O3
O4
Harmful effects of ozone are
pneumonia
eyes itchiness
nasal cavity problems
all of the above
Which are the causes of pollution?
Due to unlimited growth of human population.
Rapid industrialization
Uncontrolled use of vehicles
All of the above
Plants divided depending on the availability of water are
hydrophytes
hydrophytes
xerophytes
all of the above
The highest amount of energy is present in ___
producers
carnivores
omnivores
both a and b
The network of animals which is dependend on each other is known as ___.
food chain
food line
food web
none of these
The planst which are light loving plants are called ___.
Heliophytes
Sciophytes
mesophytes
xerophytes
___ maintain the biodiversity of herbivores.
producers
carnivores
omnivores
autotrophs
