When a manganin container is heated its resistance decreases rapidly.
(A) True
(B) False

ATP is required for active transport. A. True B. False

State whether the following statements are true or false. Blue-green algae are more closely related to bacteria than to green algae. A. True B. False

STATEMENT-1: When water is heated by a burner in metallic container its level first decreases then increases. STATEMENT-2: Thermal conductivity of metal is very compared to water.

State whether the following statement is true or false. A hypertonic solution has a water concentration greater than that is found inside the cell. A. True B. False

State whether the following statements are true or false.The barrier between the interior of a human cell and its external environment is known as the cell wall. A. True B. False

An ideal gas in a closed container is slowly heated. As its temperature increases, which of the following statements are true? (A) the mean free path of the molecules decreases. (B)the mean collision time between the molecules decreases. (C ) the mean free path remains unchanged. (D) the mean collision time remains unchanged.

State whether the following statements are true or false. In pteridophytes, the gametophyte is dominant, while sporophyte is a dependent generation. A. True B. False

State whether the following statements are true or false. Transduction is a phage-mediated genetic transfer. A. True B. False

State whether the following statements are true or false. When treated with crystal violet and subsequently with iodine some bacteria remain colorless and these are called gram '+ve' bacteria. A. True B. False

State whether the following statements are true or false. Monocots have parallel venation in their leaves, while dicots have netted venation. A. True B. False