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28 questions
11
Plant Reproduction
Easy
+1.0
-0.33
Match List-I with List-II and select correct answer: Fruit - 4. Ovary Seed - 1. Ovule Wood - 3. Stem Starch - 2. Leaf Codes: (a) 2 1 3 4 (b) 4 1 3 2 (c) 3 4 2 1 (d) 4 3 1 2
12
Plant Reproduction
Easy
+1.0
-0.33
Plants are formed like parent plant from-
13
Plant Reproduction
Easy
+1.0
-0.33
Stem cutting is done generally to grow –
14
Plant Reproduction
Easy
+1.0
-0.33
Plants by stem cuttings: Bougainvillea, Carnation, Cocoa, Grapes. Which are propagated this way?
15
Plant Reproduction
Easy
+1.0
-0.33
Consider statements: 1. Sweet orange propagated by grafting. 2. Jasmine by layering. Which are correct?
16
Plant Reproduction
Easy
+1.0
-0.33
The most important part of the plant in its life cycle is–
17
Plant Reproduction
Easy
+1.0
-0.33
Which three circumstances are necessary for germination of seed?
18
Plant Reproduction
Easy
+1.0
-0.33
Which is not required for seed germination?
19
Plant Reproduction
Easy
+1.0
-0.33
Censer mechanism of dispersal of seeds is found in –
20
Plant Reproduction
Easy
+1.0
-0.33
Transfer of pollen grains from the anther to stigma of another flower of the same plant is called