Home
Class 12
BIOLOGY
Assertion: In Periplaneta, only superpos...

Assertion: In Periplaneta, only superposition or overlappmg images are formed.
Reason: Retinal pigment sheath remains contracted throughout the life.

A

IF both assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1).

B

If both assertion & reason are true but the reason is not the correct explanation of the assertion, then mark (2).

C

If assertion is true statement but reason is false, then mark (3).

D

If both assertion and reason are false statements, then mark (4).

Text Solution

Verified by Experts

The correct Answer is:
D

If both assertion and reason are false statements, then mark (4).
Promotional Banner

Topper's Solved these Questions

  • STRUCTURAL ORGANISATION IN ANIMALS (CONTD . . .) (ANIMAL MORPHOLOGY)

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section-C)|28 Videos
  • STRUCTURAL ORGANISATION IN ANIMALS ( ANIMAL TISSUES )

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section-D)|20 Videos
  • TEST 1

    AAKASH INSTITUTE ENGLISH|Exercise Examplle|19 Videos

Similar Questions

Explore conceptually related problems

Assertion: Plant growth as a whole is indefinite. Reason : Plants retain the capacity of continuous growth throughout their life.

Assertion: The graph of total energy of a particle in SHM with respect to position is a straight line with zero slope. Reason: Total energy of particle in SHM remains constant throughout its motion.

Assertion :- Most zygotes divide only after certain amount of endosperm is formed. Reason :- This is an adaptation to provide assured nutrition to the developing embryo.

Assertion :- Different aged rock sediments contain fossils of different life forms. Reason :- Certain life forms are restricted to certain geological time-spans.

Assertion: Fruits are formed only in angiosperms. Reason: Fruits develop from ovaries which are found only in angiosperms.

Assertion : One should not use metal containers in a microwave oven Reason : Only because metal may melt form heating.

Assertion:In mercury cell, the cell potential is approximately 1.35 V Which cell will measure standard electrode and remains constant during its life. Reason : The overall reaction in mercury cell is represented as Zn(Hg)+HgO_((s)) to ZnO_((s)) + Hg_((l))

Assertion :- Fossils are always remains of hard parts of life -forms found only in rocks. Reason :- Organisms get buried in soil crust when they die .

Assertion : Faeces are brown coloured. Reason , Faeces contain brown pigment named sterocobilin formed by reduction of bile pigment.

Assertion : Neopentene forms only one monosubstituted compound. Reason : Neopentane has high bond energy