Nutrition in plants Worksheet-4

Nutrition in plants Worksheet-4

Multiple-Choice Questions:

11. Find the odd one out.

(A) Pitcher plant                              (B) Venus fly trap                  

(C) Sundew                                       (D) Cuscuta

12. Which of the following part is modified into pitcher in pitcher plants?

(A) Leaf                (B) Stem              (C) Nodes            (D) Roots

13. Leaves are green due to the presence of a green coloured pigment called chlorophyll. The main function of chlorophyll is:

(A) To absorb carbon dioxide from the atmosphere

(B) To absorb water and minerals from the soil

(C) To give greenish colour to the leaves

(D) To perform photosynthesis in the presence of sunlight

14. In cactus, ______ perform photosynthesis and manufacture food.

(A) Leaves            (B) Spines             (C) Roots              (D) Stems

15. In Nepenthes plant, leaves are modified into:

(A) Leaf tendrils for mechanical sup­port

(B) Spines to reduce the loss of wa­ter

(C) Pitchers to trap the insects

(D) Fleshy leaves to store the food and water

True/False Questions:

16. Crotons which have brown leaves don’t contain chlorophyll
17. Venus fly trap is a carnivorous plant.
18. Sundew is an insectivorous plant.
19. Epiphytic plants are sometimes called “air plants” because they don’t root in soil.

20. Match the column.

21. Match the column.

22. Match the column.

Fill in the blanks:

23. Photosynthesis in desert plants takes place in______.
24. ____ is a parasitic plant with yellow slender and tubular stem.

Answer Key:

11. (D)
12. (A)
13. (D)
14. (D)
15. (C)

True/False Questions:

16. False
17. True
18. True
19. True

Match the following:

20. 1-d,   2-a,   3-c,   4-b,   5-f,    6-e
21. 1-d,   2-a,   3-e,   4-b,   5-c
22. 1-b,   2-e,   3-d,   4-a,   5-c

Fill in the blanks:

23. Stem/ stems
24. Cuscuta