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Recent questions tagged organisms and population
Questions
Write what do phytophagous insects feed on?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
An organism has to overcome stressful condition for a limited period of time. Which strategies can it adopt to do so?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
In biological control method, one living organism is used against another to check its uncontrolled growth. Which kind of population interaction is involved in this?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
Calculate the death rate if 6 individuals in a laboratory population of 60 fruit flies died during a particular week.
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
Define diapause. Which organisms exhibit it?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
Fresh water animals are unable to survive for long in sea water. Give reason.
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
What is the unit of productivity in terms of energy and weight respectively?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
State Allen's rule.
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
"Abingdon tortoise in Galapagos islands became extinct within a decade after goats were introduced in that island". Can you cite the possible reason for the same?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
Two closely related species competing for the same resources cannot co-exist indefinitely. State the principle which supports this phenomenon.
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
Cattle or goats never graze on weeds of calotropis. Give reasons.
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
People living in higher altitudes have higher RBC count. Give reasons
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
An orchid plant is growing on a mango tree. How do you describe the interaction between the orchid and the mango tree?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
Most living organisms cannot survive at temperatures above $45^{\circ}c$. How are some microbes able to live in habitats with temperature beyond $100^{\circ}c$?
cbsc
class 12
biology
organisms and population
sec-a
asked
Apr 19, 2019
by
priyanka.clay6
1
answer
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