Font size
WorksheetsNutrition in plants Grade 7
Total questions: 10
Worksheet time: 8mins
Foods synthesized in the process of Photosynthesis by plants is stored as
Starch
Protein
Vitamins
Fats
When we observe the lower surface of a leaf through a magnifying lens we see numerous small openings. Which of the following is the term given to such openings?
stomata
midrib
vein
lamina
In photosynthesis solar energy is captured by the pigment called (a) .
The mode of nutrition in which organisms make (synthesise) food themselves from simple substances(like water, carbon di oxide, sunlight etc.) is called
Autotrophic nutrition
Heterotrophic nutrition
Saprotrophic nutrition
None of the above
Which of the following statements is/are correct?
(i) All green plants can prepare their own food.
(ii) Most animals are autotrophs.
(iii) Carbon dioxide is not required for photosynthesis.
(iv) Oxygen is liberated during photosynthesis.
Choose the correct answer from the options below:
( i) and (iv)
(ii) only
(ii) and (iii)
(i) and (ii)
Leaves are green due to the presence of a green coloured pigment called chlorophyll. Which of the following is the main function of chlorophyll?
To absorb carbon dioxide from the atmosphere.
To absorb water and minerals from the soil.
To give greenish colour to the leaves.
To trap sunlight.
A plant was kept in a dark room for a week. When its leaves were tested with iodine solution, it did not show the presence of starch. From this experiment we can conclude that ____ is essential for photosynthesis.
sunlight
water
carbon Dioxide
oxygen
what is the role of stomata?
openings in the leaf that allows gas in and out of the plant
transport water and supports the plant
transport sugars
site of photosynthesis
Do the coloured leaves like (red, brown, orange or yellow) perform photosynthesis and how?
