Observe the following a,b statements
a) Nastic movements are the movements by plants shown by stimuli.
b) Trophic movements can determine the direction of stimuli

Observe the following a, b statements. a) Abscisic acid prevents seed dormancy b) Gibberllin promotes seed dormancy.

Prepare a table showing tropic movements in plants in response to stimuli.

Where can we observe the protoplasmic movements called Brownian movements?

Read the following statements. A.) Plastids are present only in plants. B.) Lysosomes contain non-destructive enzymes.

Observe the following a and b statements : The number of organisms decrease as e move from producers to consumers. The consumers are placed in the front position in a food chain.

Observe the following statements. a) All living cells of an organism perform respiration, b) Respiration is a catabolic process.

Observe the following statements. a) Right atrium received deoxygenated blood from body parts.b) Pulmonary vein carries oxygenated blood to the left atrium

Consider the following statements A and B and identify the correct answer. A. When a person walks on a rough surface the direction of frictional force exerted by the surface on the person is opposite to the direction of his motion. B. When a cycle is in motion, the force of friction exerted by the ground on the front wheel is in the backward direction.

Consider the following statements (A) Gypsum contains a low percentage of calcium than plaster of paris (B) Plaster of paris can be reobtained by hydration of dead plaster (C ) Gypsum looses 3//2 of its water of crystallisation formes plaster of paris at 120^(@)C (D) Plaster of paris can be obtained by partial oxidation of gypsum Arrange them in the order of true/false

Keeping in view the .fluid mosaic model for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flipflop movement)