1. Which of the following is a shrub ?
(a) Tomato (b) Mint (c) Coconut (d) Lemon
2. Which of the following is a climber ?
(a) Potato (b) Grape (c) Both of these (d) None of these
3. Identify the creeper from the following :
(a) Pumpkin (b) Grape (c) Potato (d) None of these
4. Transpiration takes place through :
(a) Stomata (b) Chlorophyll (c) Midrib (d) None of these
5. Androecium is which part of the flower ?
(a) Roots (b) Male organ (c) Female organ (d) None of these
6. Which of the following combinations of features would you observe in grass ?
(a) Parallel venation and fibrous root (b) Parallel venation and tap root
(c) Reticulate venation and fibrous root (d) Reticulate venation and tap root
7. Which of the following is the correct match between the characteristics of stem and the category of plant ?
(a) Weak stem which cannot stand upright : Creeper
(b) Green tender stem : Shrub
(c) Thick, hard stem with branching near the base : Tree
(d) Thick, hard stem with branches high on the plant : Herb
8. Which of the following is not the primary function of stem ?
(a) Conduction of water (b) Photosynthesis
(c) Formation of branches (d) Bears flowers and fruits
9. Which of the following is not a correct match ?
(a) Petiole : attaches leaf to stem (b) Lamina : green flat part of leaf
(c) Margin : gives shape to the leaf (d) Veins : transpiration
10. Read the following sentences about photosynthesis :
(i) Sunlight, carbon dioxide, chlorophyll and water are necessary.
(ii) Oxygen is absorbed.
(iii) Leaves carry out photosynthesis.
(iv) Proteins are made during photosynthesis .
(a) (iii) and (iv) (b) (i) and (iii) (c) (ii) and (iv) (d) (i) and (iv)
11. Which of the following terms constitute the female part of the flower ?
(a) Sepals, petal and stamen (b) Stigma, style and ovary
(c) Ovary, stamen and stigma (d) Ovary, style and stamen
12. Which part of the plant is associated with movement towards light ?
(a) Stem (b) Root (c) Leaf (d) All of them
13. Autotrophs make food by the process of :
(a) Respiration (b) Nutrition (c) Photosynthesis (d) Adaptation
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Ответ:
1.ans
b
.mint
2.ans
b.grape
3.ans
a.Pumpkin
4.ans
a.stomata
5.ans
b) Male organ
6.ans
(a) Parallel venation and fibrous root
7.ans
(a) Weak stem which cannot stand upright : Creeper
8.ans
(b) Photosynthesis
9.ans
(c) Margin : gives shape to the leaf
10.ans
(b) (i) and (iii)
11.ans
c) Ovary, stamen and stigma
12.ans
(c) Leaf
13.ans
c) Photosynthesis
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Ответ:
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Explanation:
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