Sphagnum are useful for transportation of new seeding plants,because (A) They have water absorption and water holding capacity (B) They have capacity to increase the acidity of soil (C) They are used as manure (D) They have antiseptic properties

A : Xerophytes have high water retaining capacity . R: They have high OP .

Have capacity of absorbing water, used to replace cotton and used as a fuel is

Rate of water absorption can be increased through (a) Decreased transpiration (b) Decreased ion absorption (c) Increased photosynthesis (d) Increased transpiration

Storage capacity of the soil is the extent to which it can hold In soil, water available for plants is

Antiseptic solution used to wash cuts and wounds in the body have surface tension lower than water. What is its advantages ?

Which are true about the following statements about kangaroo rats (a) They have dark colour, high rate of reproduction and excrete solide urine (b) They do not drink water, breathe at slow rate, and have their body covered with thick hair (c) The feed on dry seeds and do not require drinking water (d) They excrete very concentrated urine and do not use water to regulate body temperature

Which are true about the following statements about kangaroo rats (a) They have dark colour, high rate of reproduction and excrete solide urine (b) They do not drink water, breathe at slow rate, and have their body covered with thick hair (c) The feed on dry seeds and do not require drinking water (d) They excrete very concentrated urine and do not use water to regulate body temperature

Some mature cells cannot undergo division because (a) Their genes have become inactive (b) They lack centrioles (c) They have taken up specific function and undergone differentiation (d) They have lost the ability to divide

Consider the following four statements (i)-(iv) about certain desert animals such as kangaroo rat. i) They have dark colour and high rate of reproduction and excrete solid urine ii) They do not drink water, breathe at a slow rate to conserve water and have their body covered with thick hairs iii) They feed on dry seeds and do not required drinking water iv)They excrete very concentrated urine and do not use water to regulate body temperature. Out of these four, which two are correct :