User Forum

When we burn the following, which of them leaves no residue?

(i) Cotton

(ii) Terylene

(iii) Jute

(iv) Nylon

(A) (i) & (iii)

(B) (ii) & (iv)

(C) (i) & (ii)

(A) Lion - Cub; Tiger - Cub; Horse - Colt

(B) Lion - Colt; Tiger - Cub; Horse - Cygnet

(C) Lion - Cub; Tiger - Colt; Horse - Cygnet

(D) Lion - Cub; Tiger - Cygnet; Horse - Cygnet.

Study the given Venn diagram. Select an example for L, M and N.

(a) L-Rubber band M-Oxygen N-Ceramic tile
(b) L-Iron rod M-Salt N-Water vapour
(c) L-Syrup M-Ceramic tile N-Oxygen
(d) L-Marble M-Syrup N-Nitrogen

The 'X' in the figure below shows a _____________ moon.

(A) Full

(B) Gibbous

(C) Crescent

(D) New.

Which of the following is not an environmental problem caused due to deforestation ?
(a) Soil erosion
(b) Desertification
(c) Eutrophication
(d) Landslides

Ritu made some observations on the behavioural pattern of earthworm which are as follows:
(i) When earthworm was placed on the rough surface such as cardboard, it showed fast, wriggling movement.
(ii) When earthworm was placed on hand, it showed less movement.
Above observations prove that ______.
(a) Earthworm cannot sense the difference in its surroundings
(b) Earthworm can respond to changing environmental conditions
(c) Earthworm can move on rough surface only
(d) Earthworm is not comfortable to move on smooth surface

(A)

(B)

(C)

(D)

The given figure shows the parts of a germinating seed. At this stage, the plant cannot make its own food.

It obtains its food supply from

(A) P

(B) Q

(C) R

(D) S.

(A) Plant has not been given air properly

(B) Plant has not been watered properly

(C) Plant has not been given milk properly

(D) Both (A) and (B).

(A) In book shelf

(B) In the showcase

(C) On the floor

(D) In the dustbin.