Q&A Bank
Questions & Answers
559 answers across all subjects
BiologyClass 11CBSE
Name the families of (a) Mangifera indica and (b) Triticum aestivum.
BiologyClass 10ICSE
An animal having double circulation in a three-chambered heart is: (a) fish (b) snake (c) deer (d) sparrow
BiologyClass 10ICSE
In autotrophs, water is transported through: (a) root hair (b) phloem (c) stomata (d) xylem
BiologyClass 10ICSE
The wave of expansion of an artery when blood is forced into it is called: (a) flow (b) heartbeat (c) pulse (d) ticking
BiologyClass 10ICSE
The cells in our blood which destroy disease-causing germs, are: (a) platelets (b) skin cells (c) RBCs (d) WBCs
BiologyClass 10ICSE
The excretory organs in an earthworm are: (a) nephridia (b) nephrons (c) raphides (d) ureters
BiologyClass 10ICSE
The procedure of cleaning the blood of a person by using a kidney machine is known as: (a) ketolysis (b) hydrolysis (c) dialysis (d) photolysis
BiologyClass 10ICSE
The excretory unit in the human excretory system is called: (a) nephron (b) neuron (c) nephridia (d) kidneyon
BiologyClass 10ICSE
The substance which is not reabsorbed into the blood capillaries surrounding the tubule of a nephron is mainly: (a) glucose (b) amino acid (c) urea (d) water
BiologyClass 10ICSE
The blood vessel which carries oxygenated blood from the lungs to the heart is: (a) main artery (b) pulmonary artery (c) main vein (d) pulmonary vein
BiologyClass 10ICSE
Coagulation of blood in a cut or wound is brought about by: (a) plasma (b) platelets (c) WBC (d) RBC
BiologyClass 10ICSE
Which of the following is accomplished in a plant by utilizing the energy stored in ATP? (a) transport of food (b) transport of water and minerals (c) transport of oxygen (d) transport of water, minerals and food
BiologyClass 10ICSE
Which one of the following does not have valves? (a) heart (b) arteries (c) capillaries (d) veins
BiologyClass 10ICSE
Which of the following helps in the upward movement of water and dissolved minerals from the roots to the leaves through the stem? (a) transportation (b) translocation (c) tropic movement (d) transpiration
BiologyClass 10ICSE
Which of the following is the only conducting tissue in non-flowering plants? (a) xylem vessels (b) sieve tubes (c) companion cells (d) tracheid’s
BiologyClass 10ICSE
The process of carrying food from the leaves to other parts of a plant is called: (a) transpiration (b) transportation (c) translocation (d) transformation
BiologyClass 10ICSE
In which of the following are the largest amounts of nitrogen excreted from a mammalian body? (a) Breathe (b) sweat (c) urine (d) feces
BiologyClass 10ICSE
Which one of the following has cytoplasm but no nucleus: (a) xylem vessel (b) sieve tube (c) tracheid (d) companion cell
BiologyClass 10ICSE
Which of the following has a three-chambered heart? (a) pigeon (b) lizard (c) fish (d) lion
BiologyClass 10ICSE