Q1. Saliva helps in the digestion of :
(a) Fats
(b) Starch
(c) Proteins
(d) Vitamins
Q2. The longest bone in the human body is :
(a) Ulna
(b) Humerus
(c) Femur
(d) Tibia
Q3. Iodoform is used as an :
(a) Antipyretic
(b) Analgesic
(c) Disinfectant
(d) Anaesthetic
Q4. Which phenomenon do bats or dolphins use to find prey, predators or obstacles ?
(a) Refraction of sound
(b) formation of beats
(c) Scattering of sound
(d) Echo location
Q5. ‘Cod’ is a variety of
(a) Goat
(b) fish
(c) Crop
(d) Coral
Q6. The smallest flowering plant is :
(a) Wolffia
(b) Lemma
(c) Azolla
(d) Ficus
Q7. The poison of honey bee is :
(a) Acidic
(b) Alkaline
(c) Saltish
(d) Protein
Q8. The process of preventing the birds from flying is called
(a) brailing
(b) debeaking
(c) dubbing
(d) pecking
Q9. Veins seen in the leaves, serve the function of
(a) Photosynthesis
(b) Transpiration
(c) Storage
(d) Conduction
Q10. To which group of blood an universal recipient belongs ?
(a) A group
(b) B group
(c) O group
(d) AB group
