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
1 Answer Acoelomate animal with protandrous nature is (a) Ascaris (b) Schistosoma (c) Taenia (d) Megascolex
1 Answer ______ and ______ pairs of ribs are called floating ribs.
1 Answer 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.
1 Answer Aggregate fruit develops from a single flower with a. Free ovaries b. Fused ovaries c. Non functional ovaries d. Transversely arranged ovaries
1 Answer Abnormal secondary growth is observed in A. Dracaena B. Wheat C. Ginger D. Rice
1 Answer 3F gland is A) Adrenal B) Thyroid C) Gonadal D) Pancreas
1 Answer …….. are good sources of oxygen for those organisms that live in water. A. Moss B. Mushroom C. Sea urchin D. Algae
1 Answer Why are viruses considered as being the borderline between living and non-living things?
1 Answer How is ATP synthesis in photosynthesis different from that of respiration?
1 Answer
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
Sourav Pan
BNO Team