Predation

Q. Group of individuals of the same species which can interbreed is a population.

1. False
2. True

Q. In predation interaction, one species benefits and while it is detrimental to the other species.

1. True
2. False

Q. Assertion: When certain exotic species are introduced into a new geographical area not native to them, they start spreading fast without a check and are termed "invasive".
Reason: The exotic species do not have its natural predators in that area.

1. Both assertion and reason are true and the reason explains the assertion
2. Both assertion and reason are true but reason does not explain the assertion
3. Assertion is true but reason is false.
4. Assertion is false and reason is true.

Q. Which ones are true about interdependence?
(a) One is benefitted and other unaffected in mutualism
(b) Both partners are benefitted in commensalism
(c) One kills and feeds on another in predation
(d) Both partners are benefitted in symbiosis

1. a and b only
2. a and c only
3. b and c only
4. c and d only

Q.

If a stronger partner is benefited and the weak partener is damaged, tyhe relationship is known as

1. Predation

2. Allelopathy

3. Symbiosis

4. Commensalism

Q.

Predation is an association between two species where

1. one species is harmed and other benefits

2. one species is harmed and other is unaffected

3. one species benefits while the other is unaffected

4. both the species are harmed

Q. In predation interaction, the beneficial organism is known as (i)______ while the detrimental one is called (ii)_______.

1. (i) prey; (ii) predator
2. (i) parasite; (ii) host
3. (i) host; (ii) predator
4. (i) predator; (ii) prey