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Class 7 Science Chapter 1 Nutrition In Plants Quiz 2 (60 MCQs)

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1. The term photosynthesis given by
2. Where is chlorophyll found in plant cell?
3. This mode of nutrition in which organisms take in nutrients from dead and decay matter is called
4. The pores present on the surface of the leaves through which gaseous exchange occurs are called
5. What is a major component and ultimate source of energy for plants?
6. The organisms involved in the Symbiotic Relationship are called
7. Solar energy is converted into Chemical energy during photosynthesis.
8. NAME OF THE PIGMENT WHICH HELPS IN PHOTOSYNTHESIS
9. Which of the following is a symbiont?
10. In the process of photosynthesis, the chlorophyll present in leaves traps the energy of sunlight. This energy along with carbon dioxide and water is used to synthesis food. Name the product/products formed as a result of photosynthesis.
11. When we observe the lower surface of a leaf through amagnifying lens we see numerous small openings. Which ofthe following is the term given to such openings?
12. Which of the following are simple cabohydrates?
13. Plants that make their own food .....
14. What is the scientific name of mulberry tree?
15. The food chain begins from .....
16. The outer boundary of a cell is known as
17. Name the pores through and leaves exchange gases like oxygen and carbon dioxide name the pores through which gases like oxygen and carbon dioxide are exchanged
18. Which of following components can be synthesised by plants?
19. Raw sap travels trough the .....
20. The end process of photosynthesis are
21. ..... Plants grow in some harsh soil conditions, where the soil is defiecient in nutrogen compounds.
22. Chlorophyll helps the plant in trapping the sunlight from atmosphere. Which one of the following plants donot require chlorophyll to obtain food?
23. The living together in more or less intimate association or close union of two dissimilar organisms (as in parasitism or commensalism)
24. What do plants need to make food?
25. The variegated leaf Of the money plant has ..... and ..... patches.
26. Photosynthesis is shown by
27. Centrally located spherical structure in cell is the .....
28. ..... are the tiny pores present on the surface of leaves. They are surrounded by ..... cells.
29. The simplest food produced during photosynthesis is
30. The plants which make their own food is known as ..... and the plants which depend on others for food is known as .....
31. What do plants release as a byproduct of photosynthesis?
32. Water + mineral salts are making
33. Rhizobium is a nitrogen fixing bacteria. It converts gaseous nitrogen into soluble nitrogen for the plant to take it easily.
34. Algae and fungi are-
35. A person is said to be obese if his/her weight is 10% more than the normal weight
36. Which of the following statement is/are NOT true about photosynthesis?P-Carbon dioxide is essential for photosynthesis to take place.Q-The products of photosynthesis are simple sugars.R-Photosynthesis occurs in the green leaves of plants.S-Sunlight is not used as an energy source by plants to make food during photosynthesis.
37. Plants gets their energy from ..... ?
38. Thee cell is enclosed by a thin boundary called the ..... '
39. The associations of organism where they live together and share shelter and nutrients is known as
40. Plants which synthesise their own food are called .....
41. Chlorophyll captures
42. 1 ..... is the process of taking food by an organism and its digestion, absorption and utilisation by the body.
43. Which of the following is an example of saprotroph?
44. Which of the following are true about transpiration?statement 1:It releases extra water in the form of vapors statement 2:It helps to cool down the plantsStatement 3:It helps in translocation of foodstatement 4:It helps in generating suction
45. Guard cells of stoma are (stomata ki guard cells kesi hoti hei)
46. Carbon dioxide+ Water Gives
47. In photosynthesis solar energy is absorbed .....
48. Which of the following raw material is available in the air for photosynthesis?
49. Insects that guard acacia trees:
50. Why do farmers use fertilizers in the soil?
51. Name the pores through which leaves exchange gases.
52. What is the process called when plants convert sunlight into chemical energy?
53. How many nutrition in plants are there?
54. Which of the following are the components of food.
55. Food factory of the plant is
56. The term that is used for the mode of nutrition in bread mould is
57. Where do most insectivorous plants live?
58. Two organisms are good friends and live together. One providesshelter, water, and nutrients while the other prepares andprovides food. Such an association of organisms is termed as:
59. An organism that can make its own food from simple, non-living substances is known as a heterotroph.
60. Question 7:Iodine used to detect presence of starch. It gives starch
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