CBSE Class 10 Biology Our Environment MCQs

Question. Which of the following constitutes a food chain ? (a) Grass, Wheat and Mango (b) Grass, Goat and Human (c) Goat, Cow and Elephant (d) Grass, Fish and Goat Answer : B Question. In a food chain, the initial organism is usually : (a) photosynthetic (b) herbivore (…

CBSE Class 10 Biology Management of Natural Resources MCQs

Question. The Bishnoi community of Rajasthan is associated with the conservation of : (a) coal and petroleum (b) forests and wildlife (c) water resources (d) abiotic environment Answer : B Question. The Chipko Andolan is associated with : (a) Tigers (b) Turtles (c) Trees (…

CBSE Class 10 Biology How do Organisms Reproduce MCQs

Question : An animal which can reproduce by budding is (a) Bryophyllym (b) Yeast (c) Hydra (d) All of the above   Answer : C   Question : Male reproductive organ in flowering plant is (a) Carpel (b) Stamen (c) Corolla (d) Ovary   Answer : B…

CBSE Class 10 Biology Control and Coordination MCQs

Question. A doctor advised a person to take injection of insulin because : (a) his blood pressure was high (b) his heart beat was high (c) his blood sugar was high (d) his thyroxine level in blood was high Answer : C Question. All the voluntary actions of our body are…

CBSE Class 10 Biology Life Processes MCQs

Question. During respiration exchange of O2 and CO2 takes place in        (a) pharynx and larynx (b) trachea and lung (c) alveoli of lungs (d) larynx and throat Answer : C Question. Which of the following enzymes get mixed with food in our mouth? …

CBSE Class 10 Biology MCQs All Chapters Set B

1. To observe stomata in a dicot leaf,we must prepare the slide by taking (a) A crushed leaf    (b) An upper epidermis of a leaf  (c) A lower epidermis of a leaf  (d) A central vein of a leaf. 2. Which of the following will not be…