Adenoids are functional up to the age of (a) 4 years (b) 10 years (c) Adolescence (d) 20 years
Adenoids are functional up to the age of (a) 4 years (b) 10 years (c) Adolescence (d) 20 years

Adenoids are functional up to the age of (a) 4 years (b) 10 years (c) Adolescence (d) 20 years
A nail is driven in a stem of mango tree 2 meters above the ground. How much height is attained by the nail after 5 years? A) 3 meters B) 5 meters C) 10 meters D) Nail remains at same height i.e. at 2 meters
Acoelomate animal with protandrous nature is (a) Ascaris (b) Schistosoma (c) Taenia (d) Megascolex
______ and ______ pairs of ribs are called floating ribs.
Active and passive transports across the cell membrane differ in A. Passive transport is non-selective. B. Passive transport is along the concentration gradient while active transport is due to metabolic energy. C. Active transport is more rapid. D. Passive transport is confined to anions while active transport is confined to cations.
Aggregate fruit develops from a single flower with a. Free ovaries b. Fused ovaries c. Non functional ovaries d. Transversely arranged ovaries
Abnormal secondary growth is observed in A. Dracaena B. Wheat C. Ginger D. Rice
3F gland is A) Adrenal B) Thyroid C) Gonadal D) Pancreas
…….. are good sources of oxygen for those organisms that live in water. A. Moss B. Mushroom C. Sea urchin D. Algae
Why are viruses considered as being the borderline between living and non-living things?