Q.1. The paralysis of honey bees is caused by
(1) Bacteria
(2) Virus
(3) Fungus
(4) Mycoplasma
(5) Protozoa
Q.2. The queen in the honey colony feeds on
(1) Royal jelly
(2) Nectar
(3) Queen substance
(4) Honey
(5) Both 2 and 4
Q.3. Which insecticide is stored in the fat of milch animals?
(1) Malathion
(2) DDT
(3) Lindane
(4) Endosulfan
(5) Dimethoate
Q.4. Blue green algae are
(1) Actinomycctcs
(2) Accllular
(3) Prokaryotes
(4) Eukaryotes
(5) Both 1 and 4
Q.5. Photosynthesis is a
(1) Catabolic process
(2) Anbolic process
(3) Endergonic process
(4) Excrgonic process
(5) Catobolic process
Q.6. The real force causing entry of water into a cell from other cell is
(1) Diffusion pressure deficit
(2) Turgor pressure
(3) Osmotic pressure
(4) Wall pressure
(5) Suction pressure
Q.7. Which one of the following will reduce the rate of transpiration?
(1) Increase in windy velocity
(2) Rise in temperature
(3) Increase in water uptake by plants
(4) Decrease in light intensity
(5) Increase in light intensity
Q.8. Cell organelle found only in plants is
(1) Mitochondria
(2) Golgi complex
(3) Ribosomcs
(4) Plastids
(5) Centrioles
Q.9. Seeds swell when placed in water due to
(1) Osmosis
(2) Respiration
(3) Photosynthesis
(4) Trasmolysis
(5) Both 2 and 3
Q.10. Enzymes are basically
(1) Vitamins
(2) Fats
(3) Proteins
(4) Carbon
(5) Carbohydrates
Answers
Q.1 (2)
Q.2 (1)
Q.3 (2)
Q.4 (3)
Q.5 (2)
Q.6 (1)
Q.7 (4)
Q.8 (4)
Q.9 (1)
Q.10 (3)
