Quiz - biology - Structural Organization in Animals (Animal Tissue)

Q1.

Assertion (A): Frogs undergo aestivation & hibernation

Reason (R): Frogs take shelter in deep burrows to protect themselves from extreme heat & cold.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q2.

Assertion (A): The digits for forelimbs of frog possess a web.

Reason (R): The webs found in the digits of forelimbs help in swimming.

easy

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q3.

Assertion (A): Frogs are considered important for mankind.

Reason (R): They eat insects and protect the crops.

easy

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q4.

Assertion (A): The alimentary canal of a frog is short.

Reason (R): Frog is carnivorous.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q5.

Assertion (A): Frogs have a short alimentary canal.

Reason (R): They are carnivores.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q6.

Assertion (A): In frogs, external fertilization takes place.

Reason (R): Frog is an aquatic amphibian.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q7.

Assertion (A): Frogs help maintain ecological balance.

Reason (R): The species which maintain ecological balance serve as an important link in the food chain and food web.

easy

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q8.

Assertion (A): In frog, the alimentary canal is short, and length of intestine is reduced.

Reason (R): Frog is carnivorous in nature.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q9.

Assertion (A): Frog shows phenomenon of hibernation

Reason (R): Frogs are poikilothermic animals

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q10.

Assertion (A): Tendons and ligaments are dense regular connective tissue.

Reason (R): Dense regular connective tissue contains collagen fibres and fibroblast cells.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q11.

Assertion (A): Development in cockroach is also termed as paurometabolous development.

Reason (R): In cockroach nymphal stage directly changes into adult without moulting.

hard

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q12.

Assertion (A): Rana tigrina is cold-blooded or poikilotherm.

Reason (R): Its body temperature varies with the temperature of the environment.

easy

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q13.

Assertion (A): Frogs help maintain ecological balance.

Reason (R): Frogs serve as an important link in the food chain and food web in the ecosystem.

easy

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q14.

Assertion (A): The alimentary canal in frogs is short.

Reason (R): Frogs are carnivores.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q15.

Assertion (A): Frogs have the capability to change the colour and resemble their surroundings.

Reason (R): They are poikilothermous animals.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Q16.

Assertion (A): The skin of a frog is always kept moist and has a mucus coating.

Reason (R): Frogs respire through the skin as well.

medium

Both (A) & (R) are true and the (R) is the correct explanation of the (A)

Both (A) & (R) are true but the (R) is not the correct explanation of the (A)

(A) is true but (R) is false

Both (A) and (R) are false

Loading...

Biology - Structural Organization in Animals (Animal Tissue) - A & R Questions

Loading...

Biology - Structural Organization in Animals (Animal Tissue) - A & R Questions

Image Preview