Multiple choice questions (1 marks)
1. Amarbel is an example of –
(a) Autotroph
(b) Parasite
(c) Heterotroph
(d) Host
2. The plant which traps a feed on insects is-
(a) Cucuta
(b) Rose
(c) Pitcher plant
(d)sunflower
3. Which of these components of food can be synthesized by plants-?
(a)Carbohydrate
(b)Fats
(c)Proteins
(d)All of these
4. Which of these is/are necessary for photosynthesis to takes place-?
(a)Carbon dioxide
(b)Chlorophyll
(c)Water
(d)All of these
5. The trapped insect gets entangled in the hair in-
(a)Green plant
(b)Insectivorous plants
(c)Grass
(d)None of these
Very Short answer type questions (1 marks)
1. What are stomata?
2. Define autotrophs?
3. Name the end product of photosynthesis?
4. Name the green pigment present in the leave?
5. What are lichens?
6.What is nutrition?
7.Are birds autotrophs?
8.What is a heterotroph?
9.Give an example of saprophyte?
10.Do leaves that do not appear green have chlorophyll?
11.Name the gas that is produced during photosynthesis?
12.Give an example of a partial parasitic plant?
13.Distinguish between autotrophs and heterotrophs?
14.Write the word equation for photosynthesis?
Answers
Answer:
1.(b)
2.(c)
3.(a)
4.(d)
5.(b)
mcq
1. parasite
2.pitcher plant
3.carbohydrate
4.all of these
5.insectivores plant
very short
1. stomata are very small openings in membrane particularly in plants through which water and gas passes.
2. autotroph is an organism that produces Complex organic compound using carbon from simple substances such as carbon dioxide general using energy from light aur inorganic chemical reaction.
3. glucose and oxygen
4. chlorophyll
5. lichen are complex life form that is a symbiotic partnership of two separate organism a fungus and an algae.
6. nutrition is the biochemical and physiological process by which an organism uses food supports its life.
7. no Birds on autotrophs they are heterotrophs because they get their food from others. autotrophs make their own food.
8. heterotrope is an organism that it other plants animal for food and energy.
9.mushrooms, moulds
10. no
11. Oxygen
12. mistletoe
13. answer 2 and 8
chlorophyll
14. carbon dioxide + water ----------------> glucose +
sunlight
oxygen