Read the following statements and fill up the blanks with correct option.
(i) Total soil water content in soil is called _____
(ii) Soil water not available to plants is called. _____
(iii) Soil water available to plants is called. _____

In soil water available for plants is

Read the following statements and select the correct option (i) Blood cells secrete fibres of structural proteins called collagen and elastin (ii) Neuroglial cells protect and support the nephrons (iii) Osteocytes are present in spaces called lacunae (iv) Striated muscle fibres are bundled together in a parallel fashion (v) Biceps are involuntary and striated.

Select the option which correctly fills up the blanks in the following statements (i) Destruction of embroyo or foetus in the uterus is called "_____" (ii) Government of India legalised MTP in the year "_____" (iii) Natural family planning method is also called "______" (iv) "_____" is a method in which the make partner withdraws his penis from vagina just before ejaculation (v) "_____" is a copper releasing and "______" is a hormone releasing intra uterine devices.

Study the following statements and select the correct option. (i) Tapetum nourishes the developing pollen grains. (ii) Hilum represents the junction between ovule and funicle. (iii) In aquatic plants such as water hyacinth and waterlily, pollination occurs by water. (iv) The primary endosperm nucleus is triploid.

Read the following statements about 'Terror of Bengal' and select the correct ones. (i) 'Terror of Bengal' is the name given to water hyacinth (Eichhornia), an algae. (ii) Eichhornia was introduced in India due to its aesthetic value. (iii) Eichhornia drains oxygen from the water which leads to death of fishes.

Fill in the blanks :Water soluble bases are called.

Fill in the blanks: (i) The ion formed by dissolution of H+in water is called______. (ii) The equilibrium attained during the melting of ice is known as_____.

Consider the following statements and choose the correct option. I. The ovule is attached to the placenta by of a stalk called filament. II.The ovule fuses with the stalk in the region called hilum . III.Two protective envelopes of ovule are called integuments. IV. The small opening in the tip of ovule is called germ pores.Of the above statements, are correct.

Fragmentation, leaching and catabolism are some of the important steps of decomposition. Study the following statements I , ii and iii regarding these and select the correct option. (i) Detritivores (e.g., earthworm) breakdown detritus into smaller particles. (ii) Water soluble inorganic nutrients go down into soil horizon and get precipitated as unavailable salts. (iii) Decomposers (e.g., bacteria and fungi) secrete digestive enzymes and degrade detritus into simpler inorganic substances.