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- 1. Multiple Choice
The term that is used for the mode of nutrition in yeast, mushroom and bread moulds.
Autotrophs
Insectivorous
Saprophytic
- 2. Multiple Choice
Lichens are the association of -
An autotroph and a saprotroph
An autotroph and a heterotroph
An autotroph and a parasite
- 3. Multiple Choice
Farmers donot apply nitrogenous fertilizers in the cultivation of pulses plant. Why?
Pulses plant already have stored nitrogenous compounds
Pulses plant donot need the compound of nitrogen
Pulses plant derive nutrition from the symbiotic association
- 4. Multiple Choice
Algae and fungi are-
Autotroph and saprotroph
Autotroph and parasite
Heterotroph and parasite
- 5. Multiple Choice
Tiny pores present on the surface of leaves of the plants for exchange of gases are called-
Stomata
Chloroplast
Spiracles
- 6. Multiple Choice
Rhizobium is the example of -
Symbiosis
Parasites
Insectivores
- 7. Multiple Choice
Iodine used to detect presence of starch. It gives starch -
Red colour
Blue black colour
Green colour
- 8. Multiple Choice
Which part of the plant gets carbon dioxide from the air for photosynthesis
Root hair
Stomata
Leaf veins
- 9. Multiple Choice
Amarbel (cuscuta) is an example of -
Autotroph
Parasite
Saprotroph
- 10. Multiple Choice
The plant that trap and feed on insects is -
Cuscuta
China rose
Pitcher plant
- 11. Multiple Choice
Green plants use which of the following to prepare food?
Carbon dioxide
Water
Both of these
- 12. Multiple Choice
Which of the following statements is NOT true?
Heterotrophs cannot prepare their own food
Dodder is an example of parasite
Saprophytes are green
- 13. Multiple Choice
The main function of a leaf is-
To prepare food
To prevent disease
To support the plant
- 14. Multiple Choice
Photosynthesis is not possible in the absence of-
Guard cells
Chlorophyll
Vacuole
- 15. Multiple Choice
Chlorophyll helps the plant in trapping the sunlight from atmosphere. Which one of the following plants donot require chlorophyll to obtain food?
Green plants
Non green plants
None of these
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